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FIRE PROTECTION ENGINEERS LTD

MENTAL HEALTH ACUTE INPATIENT UNIT 1185 - FIRE PROTECTION SERVICES

WAKARI HOSPITAL - DUNEDIN Issue – Tender 1 of 35

SECTION 23 - FIRE PROTECTION SERVICES

23.1 FIRE PROTECTION SERVICES – GENERAL

Read in conjunction with the Specification, Section 1, Preliminary and General and the General Conditions of Contract.

These documents and this section shall apply to Fire Sprinkler, Hose Reel, Extinguisher and Fire Alarm Services.

The documents provided for tender purposes shall comprise the following and shall form part of the contract documents

a) This Specification Section b) Fire Protection Drawings-

1185-FP1, 1185-FP2, 1185-FP3

c) Appendix “A” - electrical services – excerpt for fire alarm services

The onus is on the Contractor to ensure the subcontractors including selected subcontractors, are aware of the contractual requirements and provisions in the General and Special Conditions of the Contract and Specification.

23.1.1 THE CONTRACT WORKS

The contract works comprise installation of a fire system as set out in the specification and as shown on the drawings

The works shall provide a

• Sprinkler installation to NZS 4541

• Extinguisher / hose reel installation to NZS 4503

• Fire Alarm installation to NZS 4512

23.1.2 SITE

The Site location is Acute Services Building, Wakari Hospital, Dunedin

23.1.3 GENERAL INSPECTION AND TESTS

The Architect reserves the right to inspect any of the material supplied under this contract at the site, at any stage of manufacture and at any reasonable time. Tests shall be carried out in accordance with the appropriate standard specification or as specified. Seven days notice of tests shall be given to the Architect who will advise if these tests shall be witnessed or not, such tests are without prejudice to further inspection

23.1.4 DEFINITIONS

Fire Protection Services -The provision of the Fire Sprinkler, and Fire Alarm Services to provide a Type 7 System

Fire Sprinkler services -The sprinkler system as described by NZS 4541 and including auxiliary output contacts for fire alarms and including wiring up to the ASE

Fire Alarm services -The Fire Alarm system as described by NZS 4512 and including wiring from sprinkler auxiliary output contacts and provision of auxiliary




service switches as well as wiring up to the ASE

Sprinkler trade -The Contractor supplying the Sprinkler, Hose Reel and Extinguisher services

Alarms trade- -The Contractor supplying the Fire Alarm services

23.1.5 CONTINGENCY AND PROVISIONAL SUMS

There are no contingency or provisional sums relating to this specification section.

23.1.6 ASSOCIATED DOCUMENTS

The works shall fully comply with the latest edition: -

The building Act 2004 and associated code, regulations and approved documents NZS 4541 Automatic fire sprinkler systems (2007) NZS 4512 Fire alarm systems in buildings (2003) NZS 4503 The distribution, installation and maintenance of hand operated fire-fighting

equipment for use in buildings NZS 4510 Code of practice for riser mains for Fire Service use NZS 4219 Specification for seismic resistance of engineering systems in buildings NZS 4442 Welded steel pipes and fittings for water, sewage and medium pressure

gas. NZS 4781 Code of practice for safety in welding and cutting NZS 5807 Industrial identification by colour, wording, or other coding. NZS 6207 Electrical wiring, uPVC conduit NZS 6401 PVC insulated cables NZS 7643 Installation of uPVC pipe systems AS/NZS 1100 Technical Drawing AS/NZS 5143 Polyethylene (PE) pipes for pressure applications AS/NZS 2566 Buried flexible pipelines

Electrical wiring regulations Radio interference regulations Dangerous goods act Power lift rules

23.1.7 SCOPE

The contract works shall provide a fully certified Type 7 Fire Safety Precaution as described by the Fire Safety Design Report, approved DBH documents and this specification. Anything additional to these documents required to gain SSC (Sprinkler System Certifier), AIB (Accredited Inspection Body) approval, BCA Code Compliance Certificate and NZFS evacuation approval shall be provided and allowed within the tender.

The Sprinkler system, Fire Alarm system and hose reel / extinguisher system shall fully protect the entire building. Sprinkler protection shall be extended to the roof space. The proximity of adjacent un-sprinklered buildings should be noted and external protection shall be provided to those parts of the building affected.

Appendix “D” of the Fire Documents shall not apply. Full fire sprinkler and fire alarm certification shall be provided.

Incidental work – The Contractor shall allow for all work to provide a fully coordinated result. This may include but is not limited to the relocation of existing components including pipe work and sprinkler heads to allow the installation of new works. Such work shall include the extension or reducing the lengths of drops to new or existing ceilings and the relocation of existing components to allow the installation of new or altered mechanical services.




23.1.8 INSPECTION OF SITE AND DOCUMENTS

The Tender shall fully inform them selves of the extent and nature of the contract works. This shall include personal examination of the site, specification, all drawings including Electrical, Mechanical, Architectural and Structural, and by other means, as they may prefer to ensure all provisions are allowed to ensure a completed, approved and working system is provided. Any provision not allowed for in the tender will in no way relieve the Contractor from the full execution of the contract and unless approved by the Architect shall not form the basis of any variation. The decision of the Architect shall be final and binding.

23.1.9 CARRYING OUT THE WORKS

The Contractor shall thoroughly examine the drawings and specification before commencing the works. They shall confer with the Architect as to the best way of laying the works, but are solely responsible for all leveling; measuring and ensuring correct clearances are maintained for the satisfactory and efficient operation and servicing of the works. The Contractor shall co-operate fully with any trade as may be affected by their work. Failure to comply with this clause may necessitate the Contractor removing, or reworking work already installed at their expense. In the event of a dispute the Architects decision shall be final and binding on all parties.

23.1.10 PROGRAMMING

The sub contractor shall provide a detailed program to the Main Contractor to ensure programming requirements described in the Preliminary and General Specification Section is provided. The program shall clearly indicate dates for the following.

• Application forms, flow tests

• Preparation, submission and approval of working drawings.

• Application and installation of the water supply.

• Ordering and arrival of major equipment

• Installation phase

• Testing

• Commissioning

• Maintenance manual (draft copy)

• AIB / SSC final inspection

• AIB / SSC approval

• Alarm connection

• BCA approval to occupy

• Contract completion The Contractor shall provide all information required by the project planners and act on all information provided by the project planners.

23.1.11 SCHEDULE OF QUANTITIES

The Tender shall provide a fully priced, extended and totaled schedule of quantities with their tender. The schedule total shall equal the tender value. All items shall include their installed values complete with all accessories. The schedule shall itemize all component parts such as heads, cables, detectors, pipe work of each size, fittings of each size, valves, builders work.

The Architect may require the provision or revision of this schedule at any time prior to or during the contract period.

23.1.12 BUILDING CONSENT

All work performed under this contract shall comply in every respect with the regulations and by-laws




of any and every Authority having jurisdiction over the installation where the work is to be carried out. The Contractor shall obtain and complete all notices and licenses, pay all fees as and when necessary to obtain all permits and consents required. All work shall conform to the Building Consent documents approved by the Building Control Authority (BCA)

The fees shall include but not be limited to those for AIB / SSC, any AIB / SSC agent, NZFS, and Alarm Monitoring Company (but shall not include the building consent fees)

The Owner shall apply to the BCA for a building consent for the Contract Works. The contractor shall comply with all conditions the Territorial Authority may make. The intended life of the work shall be declared as "indefinite, not less than 50 years". The Building Control Process Card - Site Inspection Report shall be held on site. One working day's notice shall be provided for each inspection.

23.1.13 PRODUCER STATEMENT

The Contractor shall provide a producer statement or producer statements in the form required by the Local Authority. Producer statements shall be provided when the Contract Works have been completed to a state that they are ready for the issue of a code Compliance Certificate for the Contract works.

The Architect shall apply for the Code Compliance Certificate on receipt of the producer statement. All producer statements shall be received prior to the issue of a Practical Completion Certificate.

23.1.14 COORDINATION

It shall be the responsibility of the Main Contractor to properly co-ordinate the installation of all services as required in the Preliminary and General Specification Section. This sub-contractor shall contribute and co-operate fully with the Main Contractor and all sub-trades involved. The coordination process and the achievement of coordination both with new and existing services and building elements shall be included in the tender offer. No variation shall be issued in respect to this issue.

23.1.15 SPECIAL CLEARANCES

Special clearances are required to enter occupied areas as well as lift motor rooms, electrical rooms. Contractor’s staff shall respond immediately to instruction from authorized staff in such areas.

23.1.16 STAFF INSTRUCTION

The Contractor shall instruct Team Leaders, Wardens, Management and other appointed personnel as necessary to enable them to operate the systems and recognize defective conditions. Such instruction shall include

• Explain the function of all plant, and indicate where these items are dealt with in the Operations and Maintenance manual

• Demonstrate the location of all items and how they are maintained and serviced

• Demonstrate and indicate the normal settings and any fault, alarm or off normal condition of all controls and instrumentation

• Indicate where any problems or other fault conditions may occur on the works and how any items may be isolated or disconnected

23.1.17 AS-BUILT DRAWINGS

The as-built drawings shall comply fully with Otago District Health Board Cad Drawing Specification (ODHB_CDS). This will entail redrawing or reconfiguring any electronic files received during the course of tender preparation or the Contract. This may also require reworking existing Contractors




installation drawings.

The installation drawings shall be corrected to the actual installation. This shall include any errors or anomalies included on the drawings provided. All revisions shall be removed and the drawings marked "AS-BUILT" complete with signature and date.

A full set of A1 paper drawings and an electronic copy (per ODHB_CDS) of the drawings shall be provided. An additional reduced set of A3 as built drawings shall be provided in the maintenance manuals. The Contractors drawings shall comply where relevant with AS/NZS 1100 and NZS 5902 where relevant

The installation drawings shall be corrected to the actual installation. All revisions shall be removed and the drawings marked "AS-BUILT" complete with signature and date. .

23.1.18 OPERATING AND MAINTENANCE MANUAL

A new and complete Operating and Maintenance manual shall be supplied to the Architect for each trade section (sprinklers and alarms). Information contained in the existing manuals (where available and relevant) may be utilized in the formation of the new manuals. The Contractor shall procure manufactures data sheets for existing equipment such as the control valves and include in the manual

Approval of this document shall be a prerequisite for practical completion and shall be forwarded to the Architect 14 days prior to contract completion.

The manual shall be in the following format: -

• A brief description of the systems

• Manufacturers information on all equipment

• Start and stop procedures.

• Names and addresses of all proprietary equipment

• Performance and test certificates

• Commissioning reports

• Routine maintenance schedules

• Test sheets and procedures

• Detailed hydraulics, all calculations and programming schedules

• As-built drawings (Folded and inserted into plastic A4 pockets)

• Wiring diagrams complete with core and cable identification schedules

• SPR 1, 2 & 3 forms and completion certificates

Maintenance schedules shall be as required by NZS 4541 and shall include those compliance schedules as set out in the Building Code handbook as well as submission of data for compliance certificates and the building warrant of fitness.

The manual shall be indexed and be held in a red ESSELTE "Supertuff" PVC covered folder. The manual shall be titled using the following text. The text shall be by using computer cut lettering applied to the surface of the folder. The label shall be black and 25 mm high and applied in an aesthetic manner.

The Contractor shall supply three copies of the Maintenance Manual to the Architect in paper form and a PDF copy on CD

23.1.19 TESTS - GENERAL

Materials and equipment shall be subject to such tests, as the Architect may consider appropriate to ensure full compliance with this specification. The Contractor shall provide at their expense all labour; materials, certified instruments and equipment to effect such tests to the satisfaction of the Architect. The Architect may require the contractor to provide certificates of accuracy or calibration of any equipment used. The Architect may require any test to be repeated.




23.1.20 MAINTENANCE

The work shall be left in running order to the complete satisfaction of the Architect. The Contractor shall at their own expense, renew any work that proves defective from faulty workmanship or materials during the first 12 (twelve) months after practical completion, and maintain the works free of charge for that period.

The maintenance work shall comply fully with the schedules; tests and requirements set out in the approved Operating and Maintenance manual.

This provision shall override any maintenance provision referred to elsewhere.

23.1.21 HOLES, OPENINGS, FLASHINGS AND PENETRATIONS

The Contractor shall be responsible for the setting out of all holes for the satisfactory carrying out of the works including framing for hose reels, dwangs for call-points and pipe brackets

All holes and openings through new concrete work shall be made with sleeves set into boxing before concrete is poured. The Contractor shall supply to the Architect for approval and not less than 4 (four) weeks before pouring, a drawing showing the location and size of all such penetrations. The Contractor shall supply all sleeve material and be responsible for final placement of sleeves.

All holes through existing structures shall be diamond drilled through masonry and by approved process through steelwork. The Contractor shall provide a drawing detailing the location and size of all such penetrations for approval prior to making the penetrations. Holes and penetrations shall be made without excessive clearance. Penetrations through existing masonry below ground shall have a "Link-seal" fitting provided. Penetrations below ground through new masonry shall be either cast-in using a puddle flange or using a sleeve and a "Link-seal" fitting.

Every penetration through the exterior fabric of the building shall be made securely weather proof. Where this occurs through a roof by a pipe or round conduit, a DEKTIT flashing (by Deks Theyer Pty Ltd.) shall be fitted. The Architect shall approve all other flashing details.

All penetrations shall be sealed or treated so as to preserve the acoustic, fire rating, structural and any other function of the wall or structure.

23.1.22 ALTERNATIVE EQUIPMENT

Where propriety names are used in this specification they denote the standard required. This equipment shall be allowed for in the tender.

An alternative price to the tender may be offered using alternatives providing this is clearly described and proof is supplied as to the quality of the alternatives.

A request for acceptance of an alternative shall be accompanied with marked up catalogue sheets with specific models highlighted, marked up performance curves, and any other information or calculations required to clearly describe the alternative. No substitutions shall be used without the written agreement of the Architect. Advice as to the acceptability or otherwise of proposed alternatives shall be made within 10 working days of submission.

Where substitutions are proposed it will be the responsibility of the Contractor to guarantee that the substitution meets the specified equivalent and shall be entirely suitable for the purpose intended.

Substitutions shall be presented for approval after a tender has been accepted. The inclusion of any alternative within a tender offer shall deem that tender offer to be non-compliant and may be rejected.

23.1.23 MAINTENANCE AND SERVICING

All plant and equipment shall be installed so as to allow adequate access for future maintenance.




23.1.24 FIXINGS

All fixings in new concrete work shall preferably be cast-in, but for all masonry surfaces may be made with expanding fasteners. Fixings to timber or sheet metal shall preferably be hexagonal head "TEK" screws.

The use of explosive type fastenings shall not be used.

23.1.25 SIGNS

All signs as required by the DBH approved document F8 (as affects this trade) shall be supplied and installed in this contract

23.1.26 COMMISSIONING

Commissioning schedules shall be forwarded two (2) weeks prior to commissioning, for approval by the Architect. Commissioning shall evidence the correct operation, adjustment and performance of every feature provided for in the works. Allow five (5) days for approval of the commissioning schedule. Commissioning shall not commence until approval of the commissioning schedule is provided.

The full requirements of NZS 4512 part 5 shall be incorporated for alarm system commissioning sheets

23.1.27 CONTINUITY OF SERVICE

At no time shall the Contractor without the prior consent of the Architect thereof, interrupt any existing system, or any part-section. Interruptions shall be of minimum duration and arranged for such times as to minimize interference to the normal operation of the system.

23.1.28 DEMOLITION

The Fire Protection Contractor shall attend on the demolition trade to allow a timely demolition process. The work shall include the provision of system isolation features. It shall be the responsibility of this sub-contractor to identify all material not be removed and to provide continuous supervision.

Adjacent features shall be secured, even if outside the work area, to ensure demolition work does not cause a false alarm.




23.2 FIRE SPRINKLER SERVICES

This work includes the design, supply, installation, testing, commissioning and maintenance of the Fire Sprinkler Services together with all equipment, labour, materials and incidentals to provide an SSC approved system as indicated on the drawings and as specified herein.

All tenders shall be properly filled in on the tender form provided and have the summary sheet properly completed and identifying the Contractor that will be performing each trade section

All material installed as part of these project works shall be new and fit for the purpose

23.2.1 SUBMISSIONS

The Contractor shall not seek any determination, or make any submission to any authority without the Architects prior approval on each occasion. Any submission or determination made or provided, as part of any tender preparation shall be made through the Architect prior to closing of tenders. Failure to comply with this requirement may invalidate a tender offer.

Copies of all correspondence between SSC, their inspection agency and the Contractor shall be copied to the Architect for information.

23.2.2 APPROVED CONTRACTOR

The Contractor undertaking this work shall hold a current "Approved Contractors" certificate as issued by SSC (refer NZS 4541 appendix H). The Tender may be required to produce a copy of this certificate to the Architect prior to award of contract.

23.2.3 APPROVING AUTHORITY

The approving authority for the Fire Protection Services shall be the SSC (Sprinkler System Certifier) as described in NZS 4541 or other representative authorized by SSC. The SSC shall determine whether the system is installed in accordance with the relevant New Zealand standards. The Contractor shall satisfy any and every requirement of SSC to ensure a timely approval process and completion. SSC shall issue an approval certificate upon completion. A copy of the Approval Certificate shall be located at the Control valves.

The Contractor shall provide all information required by SSC at an early stage to ensure that considered approval of the design parameters might be given. The Contractor shall ensure sufficient notice is given to SSC so that their final inspection occurs not less than one week before practical completion. All expenses related to inspections and re-inspections shall be included in the tender.

23.2.4 SSC INSPECTION

The Contractor shall attend on SSC during their site tests. Water flow tests shall be carried out to prove compliance with the specification and NZS 4541. Any and every other test required at this time, such as flow switches, pump sequencing and drain tests, shall be conducted and the results recorded. Copies of all test results shall be forwarded to the Architect and be included in the Maintenance Manual - commissioning section.

23.2.5 HAZARD CLASSIFICATION

The hazard classification shall be Extra Light Hazard except for rooms used for storage of combustibles and plant rooms where Ordinary Hazard shall be utilized.




23.2.6 DESIGN CRITERIA

The basis of system design shall be as described by NZS 4541

Hazard classification Discharge Density Area of Operation Extra Light Hazard 2.7 mm/min Six head operation Ordinary Hazard One 5.0 mm/min The greater demand of 6 heads or 54 m² Ordinary Hazard Three 5.0 mm/min The greater demand of 18 heads or 162 m²

Sprinkler head pressures shall not be less than the prescribed minimum pressure prescribed in NZS 4541. Areas of operation, design density and design density diversity shall be determined by full hydraulic calculation as detailed in Part 10 of NZS 4541. System design shall be cognitive of the fire load, rate of fire spread and extent of potential of fire spread. Fire loads (high piled storage and process risk) shall be determined from the "Declaration as to Storage Intentions"

Water supplies (de-rated where prescribed) shall automatically provide the most onerous design flow for the period required by NZS 4541.

Sprinkler head spacing and location shall meet the requirements of (Part 5) of NZS 4541. Head spacing shall not exceed the maxima set out in the listing documentation. Head locations shall provide effective detection and protection taking into account all architectural and structural details as well as any adjacent obstructing features.

23.2.7 TENDER DRAWINGS

The Tender drawings are provided to indicate the general extent of work, the location of the water supply, control valves, fire service Inlet, gong and proposed location of main runs as well as location of special head types all as pertains to the contract works. The tender shall verify all details shown on the drawings for compliance with NZS 4541 and shall include in their tender any additional work necessary for SSC approval. The Tender shall make full allowance for the effect of any existing structure and any new works. The Tender is referred to the full contract documents.

23.2.8 CONTRACTOR DESIGN

The details described herein and shown on the tender drawings while may be more than the minimum required by NZS 4541 they shall be faithfully included in the Contractors workshop or installation drawings. The Contractor shall accept and extend this design and provide anything additional including heads, details or units necessary for the Contractor to obtain SSC certification.

The Contractor shall prepare drawings for approval. These shall be developed by the Contractor as necessary for workshop, installation or site drawings. The Contractors design shall include the location of ceiling and roof space protection as well as mains, distribution pipes and range pipe sizes and locations. The Contractor shall differentiate new and existing pipe work by use of differing line types.

The Contractors Design shall comply with NZS 4541. The Contractors drawings shall comply where relevant with AS/NZS 1100

These drawings when corrected to show the system as installed shall become the as-built drawings.

23.2.9 APPROVAL

The phrases ‘an approved’, ‘to approval’ and ‘or similar approved’ shall mean “approved in writing by the Architect” and shall be extended to include all fittings and surface finishes. The Architect shall have the authority to call for samples of all or any fitting and/or surface finish as may be required before approval shall be given

“all authority approval” shall include SSC approval and shall mean all things necessary to obtain NZS 4541 certification by an accredited SSC




“SSC approved” shall include all things necessary for issue of certificate of compliance

23.2.10 CEILING SPACE PROTECTION

Concealed space protection shall be provided to all ceiling and roof spaces as shown on the drawings. Any tender offer that excludes such protection on the basis that ceiling space partitions may be provided by others may be deemed non complying and rejected

Additional units, pipe work, fittings or heads shall be allowed within the tender as necessary to protect all ceiling spaces and to take account of obstacles such as beams and other services. No variation for additional works shall be issued unless agreed by the Architect.

23.2.11 INSTALLATION DRAWINGS

The Contractor shall prepare detailed installation drawings to a scale not smaller than 1:100 showing the physical location of all installed equipment such as pipes, heads, cables, flow switches, control valves, alarm panel. Drawings shall be fully dimensioned and pipe sized.

A copy of each drawing together with calculations shall be submitted to the Architect for approval before any fabrication or installation work is started. Allow 14 days for approval by the Architect. The Architects preference for a different but equivalent layout will not form the basis of a variation.

23.2.12 SEISMIC RESTRAINTS

All Fire Protection equipment shall be installed in accordance with NZS 4541, so as to resist seismic forces. Documentation evidencing that the bracket system and joint design selected, complies with NZS 4541 shall be included on the contractors drawings.

Additional bracketing and bracing to other wise unaltered existing pipe work shall be provided to provide a fully compliant bracketing system. Allow all costs

23.2.13 PAINTING

All non galvanized items installed as part of this contract shall be painted in an approved method. The use on in-line galvanized pipe above ground shall be deemed adequately protected from corrosion. All galvanized pipe shall be “identified” as described elsewhere in this specification. Non galvanized screwed or rolled groove fittings shall be painted as specified

All items installed or refurbished as part of this contract shall be painted in an approved method. All material shall be de-scaled and de-greased prior to painting and protected from the weather at all times. In the case of brackets and hanger rods this painting shall be done prior to installation. All material including that in plant rooms, pipe work, hangers, supports, fittings shall be etch-primed, undercoated and finished in enamel to the satisfaction of the Architect who shall select all colours.

Qualified painters in accordance with best trade practice shall undertake painting of material on show. Pre-finished components such as sprinkler heads shall not be painted except that painting or corrosion protection applied during manufacture.

Note – The tender shall include painting all pipes. Tenders that exclude this element may be deemed non-complying and rejected

23.2.14 SPRINKLER TESTS

Incoming main pressure and flushing tests as well as FSI pressure test and pipe work pressure tests shall be conducted as required by NZS 4541. Copies of test certificates shall be included in the maintenance manual




23.2.15 ISOLATION DEVICES

Sectional isolation of the system shall only be allowed if the procedure detailed in Part 11 NZS 4541 is complied with and Fig 11.1 completed. The use of blanking pieces shall be allowed when a Contractor first demonstrates a written system of issuing, receiving and keeping track of such blanking pieces. The intention to use blanking pieces shall be clearly identified within the tender offer.

23.2.16 INFORMATION WITH TENDER

a) Fire Sprinkler

Schedule of trade names for all major equipment Sprinkler heads ____________________________ Institutional Heads Viking VK410 Fire Brigade Alarm (FBA) ____________________________ Back Flow Preventer (BPV) ____________________________ Main Stop Valve ____________________________ FSI Control Valve ____________________________ Drain Valve ____________________________ Fire Hose reel ____________________________ Extinguishers ____________________________

23.2.17 EXISTING SYSTEM ALTERATION

Any Contractor required to alter an existing sprinkler system is advised of the following requirements

Access to the valve house shall be provided by prior arrangement. The valve house shall remain secured when the Contractor leaves the valve house area. A representative of the Contractor shall remain on site at all times while the system is isolated. This representative shall be capable and available at all times to re-commission the system in the event of an emergency.

Written notification as per part 11 of NZS 4541 shall be provided to SSC and the NZ Fire Service, with a copy faxed to the Architect and the testing / call out Company.

At the conclusion of site work all valves and switches shall be returned to the correct position. All straps, chains, padlocks and locks shall be correctly applied. The Contractor is responsible to return the system to normal prior to 4.00 p.m., or advise the testing / call out Company prior to 4.00 p.m. This advice shall be by fax with a copy to the Architect.

The Contractor shall return to the site within 24 hours of returning the system to normal to ensure the system is at or above the installation pressure level. The pressure shall be increased by manual operation of the super pressure pump if necessary. This process shall be repeated every 24 hours until the Contractor is confident the pressure has stabilized.

A record of all activity including drain downs, re-reinstatement and pressure checks shall be placed in the test book located on site. Records shall include date, time, company and person(s) in attendant.

The Contractor shall be responsible for all call out costs within 72 hours of original reinstatement, where the above procedure is not faithfully followed.

23.2.18 CONTROL VALVES

The existing control valves shall be retained but a full 4 yearly overhaul shall be provided. This shall include but not be limited to replacement of all gaskets and rubber seals.

A valve shall be provided to facilitate function testing of the FBA. This valve shall be permanently connected to the drain. This connection shall be using translucent plastic piping and push fit couplings capable of withstanding 700 kPa




23.2.19 DIRECT BRIGADE ALARM

The existing Fire Brigade Alarm signaling assembly (DBA / FBA) shall be replaced with a new one to provide reliable and modern functionality. Allow all costs

23.2.20 WATER SUPPLY

The system shall be provided with a class C1 water supply.

The existing electric pump shall be removed and all electrical connections, controls and surfaces made good. The systems hydraulic performance shall be based on the site water as supplied to the sprinkler control valves without the assistance of a fire booster pump.

The supply and flow characteristics of the water source shall be by test as set out in the Standard. The Contractor shall take full allowance for all pressure losses from the test location to the Control Valves.

The Contractor shall consult the Local Water Authority prior to flow testing. The Contractor shall ensure sufficient notice is given to allow a timely test procedure. The Contractor shall comply with any requirements the Local Water Authority may impose prior, during and after the flow test.

The Contractor shall consult the Water Supply Authority to determine fluctuations due to higher draw-offs; seasonal fluctuations and long term pressure availability, and include this within the test results.

The Contractor shall take these results into account when preparing their tender.

The Contractor shall consult with the Water Supply Authority as to the method, level and location of water protection devices (Back Flow Prevention). The Contractor shall make full allowance for all Water Supply Authority requirements.

23.2.21 FIRE SERVICE ALARM CONNECTION

The existing Fire Service Alarm Connection shall be reused but may be upgraded, modified or relocated as necessary.

23.2.22 DESIGN PARAMETERS

The Contractor shall forward a design parameter application to SSC as if the system were new. All relevant information shall be submitted not later than 7 (seven) days after award of tender to gain SSC approval as to the basic design parameters.

The information forwarded shall include that required by NZS 4541 clause 108, Block plan, Sections, Hydraulic graph and SSC design parameter forms SPR1, Completed SPR 2 form /NZS 4541 appendix “G”. (Original completed SPR 2 forms are held by the Architect ready for forwarding)

A copy of all Contractors provided information shall be forwarded to the Architect for information only.

23.2.23 IDENTIFICATION

This trade shall identify all material supplied under this contract.

Identification shall be by placement of adhesive colour bands and service identification, as per Ballingers Industries-De Neefe system.

The colour and location of identification shall be in accordance with NZS 5807 and generally at intervals not exceeding 8 meters and at changes in direction of fittings.

Identification labels applied to all equipment where relevant, including the Control Valves, and include: - Main stop valve, Alarm valve, Drain valve, All pressure gauges, Open before pumping,




Gong valve, Gong, Fire Service Inlet, Sprinkler Stop-valve Inside, Retard chamber, Super pressure pump, suction / discharge taps, Flow switches, Drains, Test points.

Super pressure suction / discharge taps and drain valve handles shall be painted canary yellow.

Any concealed valve or flow switch shall have its location marked by a suitable sign in appropriate proximity.

A hydraulic reference, sheet block plan and emergency instructions shall be provided and located in the Control valve enclosure.

23.2.24 PIPE WORK

All pipe types and joining methods shall be as described by NZS 4541 clause 403

Pipe work - General

Pipe work shall be kept in purpose made weatherproof racks with the ends covered during storage to ensure undesirable matter does not enter the pipe work. Pipes shall be installed in continuous lengths as long as practical. The practice of joining short or remnant lengths of pipe shall be rejected. All pipe work and fittings shall be thoroughly cleaned before and after installation.

Extra care shall be taken to ensure contaminants including cutting oil do not damage any of the building fabric. Completed pipe work shall be neat in appearance, parallel with main building lines and sympathetically arranged where on show. The Architect shall reserve right to require alterations through aesthetic considerations.

Conceal pipe work wherever possible and allow reasonable access where possible. No joint shall occur within the thickness of a wall or floor. Pipe work shall not be embedded in concrete or brickwork. Minimum clearances shall be provided between Fire protection pipe work and building structures but shall be not less than 25 mm unless details are specially approved. Details of support system shall be forwarded for approval.

Pipe work - Steel

All pipe and fittings shall be supplied unpainted or galvanized and be free of mill scale, rust burrs, slag, and similar matter. The supply of "pre-primed" pipe work is permitted provided all evidence of rust is removed and the pipe work is painted to full specification requirements.

In-line galvanized pipe manufactured to AS 4118 may be used but must use either galvanized or painted fittings

Screwed pipe work shall be black mild steel medium weight to BS 1387 put together with black or galvanized malleable fittings to BS 143.

Welded or rolled grooved pipe shall be black mild steel medium or lightweight to BS 1387

Welding shall be done by competent and certified welders. They shall hold a current "all positions" pipe-welding certificate according to NZS 2971. Welds to steel pipe shall be full penetration single v-butt welds in accordance with NZS 806. The welding shall be carried out by electric arc or oxyacetylene gas welding using rods of such composition that the welds produced by them have the same analysis as the steel in the parent metal.

Screwed joints shall be BSPT and made to tolerances specified in BS 21.

Remove all oil and metal chips after screwing. Running threads shall be rejected. Rolled grooves shall be made to the tolerances detailed in the Victaulic mechanical pipe systems general catalog.

Rolled Groove couplings and fittings shall be approved for use in Fire Protection Systems. Any leaking joints shall be cut out and remade. The application of lead-wool shall not be allowed.

Flanges shall be BS table E with machined face. Flange bolts shall be standard galvanized MS hexagonal engineer’s bolts with hexagonal nuts. Welded fittings shall be heavyweight.

Pipe joining compound shall be Polytetrafluoroethylene (PTFE) applied as recommended by the manufacturer or hemp. Ados pipe joining compound shall be applied to the hemp prior to making in




to facilitate a tight joint. White or red lead shall not be used. Purpose made lubricant shall be applied to roll groove rubbers to the manufacturer's instructions prior to assembly. Medlube shall not be used.

Sprinkler pipe shall not be used as an electrical earth

23.2.25 PIPE EXTERNAL TO THE BUILDING

All steel pipes external to the building and upstream of the alarm valve shall be hot dip galvanized

23.2.26 FIRE SPRINKLER INLET

The existing Fire Sprinkler Inlet shall be upgraded to conform to the requirements of NZS 4541 and the Fire Service. This shall include the open before pumping sign, marked pressure gauge and gauge cock and a new cabinet back and drain. Allow all costs

23.2.27 GONG

The existing gong shall be refurbished and re-used.

Note that the actuation of the sprinkler system shall cause all fire alarm warning devices in the entire building to operate and for a "Sprinkler Operated" light to illuminate on the panel. Provide necessary outputs and co-operate fully with the electrical sub-trade to provide these functions.

23.2.28 SPARE HEADS

Provide replacement sprinkler stock at the control valve location as detailed in NZS 4541 clause 402.8.1. Spares shall be representative of those used in the installation.

23.2.29 SPRINKLER HEADS

Sprinkler heads shall be appropriately rated for the area served. They shall generally be white polyester coated except in non-occupied areas such as cupboards, wardrobes, ceiling cavities and plant rooms where they shall be standard brass finish.

Institutional sprinkler heads shall be Viking VK410 (K5.6) and shall be fitted to all accommodation areas as shown on the drawings, with quick response heads being fitted to corridors and associated areas. Provide a spare sprinkler wrench, a spare escutcheon wrench and ten spare escutcheons.

Heads shall be in the center of tiles and spaced symmetrically around ceiling located items such as lights and grilles. Drawings shall show all ceiling level features including tiles, lights, grills, bulkheads to ensure sprinkler heads are spaced in a coordinated fashion.

23.2.30 ESCUTCHEON PLATES

Escutcheon plates shall be provided where sprinklers are mounted through ceiling linings. Escutcheon plates shall be one piece unless specifically approved otherwise. Two piece plates, where approved shall be installed with an installation wide uniform recess to a plus or minus 2 millimeter tolerance. The maximum recess for two piece plates shall not exceed 19 mm for standard response and 8 mm for quick response heads

23.2.31 SEPARATION

Separation shall be provided as part of this sub-contact to the satisfaction of SSC.




23.2.32 GUARDS

Approved wire guards shall be fitted to all sprinklers likely to suffer mechanical damage and to all heads with less than 2.2 m clearance above the floor.

23.2.33 SITE TESTS

Each area shall be pneumatically tested for two hours without loss, and then each area is to be hydrostatically tested. These tests shall be recorded and witnessed. After erection the entire system shall be subject to a full hydrostatic test, during which the system shall withstand a pressure of the higher of either 1800 kPa or 1.5 times the installation pressure. This test shall be applied continuously for twenty-four (24) hours without any pressure loss. This test shall be conducted 48 hours after first filling the system and after the system "settles" down. During this test no adjustment or regulation of valves shall be carried out.

Tests for shock resistance and mechanical movement shall be carried out.

All these tests shall be signed as witnessed by the Architect or authorized representative prior to the completion of the commissioning of the system.

23.2.34 QUICK RESPONSE HEADS

Quick response heads shall be installed as shown on the drawings. The response time shall be not greater than 50/m/s and a temperature rating of 68 deg C

23.2.35 EXISTING FLOW SWITCHES

Remove existing flow switches (4 off) and make good

23.2.36 DESIGN CONFLICTS

The Contractor shall verify the system design as part of the preparation of the tender. submission of a tender offer shall signify inclusion of all design features and inclusion of associated work required satisfying NZS 4541 requirements, and gaining all authority approval. This shall include but not be limited to any additional work, pipe or sprinkler heads not shown on the drawings

Any conflict with the tender documents and the requirements of NZS 4541 shall be drawn to the attention of the Architect prior to submission of tender whom shall advise any appropriate action. Any such conflict shall be accompanied with a written ruling from the Authority having Jurisdiction in verification. The Contractor shall be responsible for all consequences resulting in any conflict. All working drawings shall incorporate any design changes required to gain Authority approval. The Contractor shall be responsible for obtaining approval from the Authority having jurisdiction of the completed works.

23.2.37 FIRE EXTINGUISHER SERVICES

The Contractor shall provide a hand held fire fighting appliance system to comply with the requirements of NZS 4541 and NZS 4503. This shall be by way of altering the existing system. Alterations shall include installing new hose reels, removal and or relocation of existing hose reels.

The system shall consist of a hose reel system and include special purpose extinguishers of a type and location to provide protection for other special risk such as Electrical and Liquid fuel. The Hose reel system shall meet the requirements of a Type 14 Hose reel system, as described by the DBH documents C4. The location, length and diameter shall be as described in NZS 4541 and NZS 4503.

The Special purpose extinguishers shall be dry powder stored pressure (4.5 kg) unless shown to be otherwise on the drawings.




23.2.38 HOSE REEL DESIGN

The supply of water to the fire hose reel assembly shall be sufficient to enable the hose to deliver the minimum demand as described below. Where the normal water supply cannot achieve the required flow, a pump shall be installed. The size of the water supply from the town mains shall be based on the flow requirements for the two most hydraulically disadvantaged fire hose reels operating simultaneously (except where only one fire hose reel is installed), plus any domestic flow. The nominal diameter shall be not less than that described below

Nominal hose diameter

(mm)

Minimum discharge at 220 ±10 kPa inlet pressure

Minimum supply pipe size

(DM) l/sec l/mm

13 0.24 14 19

19 0.45 27 25

25 0.55 33 25

Each fire hose red shall be located in a readily accessible position. Fire hose reels shall not be located in positions where access could present a hazard to the potential user. Fire hose reels shall be located along the normal paths of travel to an exit. Fire hose reels shall not be located in vertical safe paths. Access to fire hose reels shall not be obstructed.

The maximum coverage distance for a hose reel shall be as follows:

(a) All points on a floor are within reach of a nozzle (i.e. can be touched by the nozzle) with the hose laid on the floor;

(b) The distance from a hose reel to the nominated point shall be taken as the most direct laid-on-ground or floor route, taking into account (c);

(c) Internal walls, partitions, doorways, storage racking, and any other fixed obstructions which would restrict normal hose coverage throughout the area to be protected shall be considered when determining the number of hose reels to provide coverage. In the case of car parks, it shall be assumed that the car park is fully occupied for purposes of coverage.

(d) Be in compliance with requirements stipulated in the Approved Documents for the New Zealand Building Code.

Fire hose reels shall be sited so that there is no interference with the running out of the hose in its intended direction of use. Pipe runs, location of back flow equipment and water supply location points shall all be as shown on the drawings. Pipe work sizes shall not be less than that shown on the drawings.

23.2.39 HOSE REELS

Hose reels shall be manufactured to the requirements of AS/NZS 1221 and qualify for and bear the New Zealand Standards logo.

Hose reel spindle shall be mounted approximately 1500 above the floor and the stop valve at 1000 above floor level.

Hose reels shall be mounted so that they are able to withstand a 650 N force applied to a jammed reel in any possible direction.

Nozzles shall be manufactured from metal. Plastic Nozzle will not be accepted.

23.2.40 HOSE REEL PIPE WORK

All fire hose reel services shall be of medium weight galvanized steel pipe and galvanized malleable




iron fittings

23.2.41 HOSE REEL SUPPORTS

All pipe work shall be securely supported throughout and anchored at every change of direction. Bracket spacing shall not exceed the following spacing

Pipe dia (mm) Pipe support centers (m)

20 1.4

25 1.7

32 1.7

40 2.2

50 2.5

Brackets shall be hung using 10 mm zinc electro-plated screwed rod. Brackets shall be two piece and shall be sized to properly fit around the pipe work.

23.2.42 FIRE EXTINGUISHERS

All fire extinguisher units shall have at least a 2A rating. Multi-purpose dry powder extinguishers shall be of the stored pressure type and be 2.5 kg in size. Extinguishers shall be wall mounted using purpose made securely fixed brackets.

23.2.43 HOSE REEL / EXTINGUISHER SIGNS

Emblazon and triangular signs complying with NZS 4503 shall be affixed above all units so that they are clearly visible above the contents of the room.

23.2.44 HOSE REEL / EXTINGUISHER OPERATING INSTRUCTIONS

All equipment shall be fitted with operating instructions to clearly describe the use and function.

23.2.45 HOSE REEL / EXTINGUISHER SERVICE LABELS

All equipment shall have a service label attached as described by NZS 4503

23.2.46 HOSE REEL / EXTINGUISHER TESTING AND MAINTENANCE

All equipment shall be rechargeable

A testing, maintenance and record system shall be provided for all equipment. Units shall be numbered and cross-referenced to a site plan, logbook and Annual inspection and Maintenance schedule. A copy of this shall be bound in a separate manual. A copy of this information shall be incorporated into the Maintenance Manual.




23.3 FIRE ALARM SYSTEM

This section includes the design, supply, installation, testing, commissioning and maintenance of a new fire alarm system together with all equipment, labour, materials and incidentals to provide a complete system as indicated on the drawings and as specified herein.

All tenders shall be properly filled in on the tender form provided and have the summary sheet properly completed and identifying the Contractor that will be performing each trade section

All material installed as part of these project works shall be new and fit for the purpose

23.3.1 SUBMISSIONS

The Contractor shall not seek any determination, or make any submission to any authority without the Architects prior approval on each occasion. Any submission or determination made or provided, as part of any tender preparation shall be made through the Architect prior to closing of tenders. Failure to comply with this requirement may invalidate a tender offer.

Copies of all correspondence between the AIB, their inspection agency and the Contractor shall be copied to the Architect for information.

23.3.2 APPROVED CONTRACTOR

All work including design, manufacture, installation, commissioning and maintenance of these works shall be carried out in a thorough and workmanlike manner in accordance with sound trade practice, and by appropriately competent and qualified personnel

The Contractor undertaking this work shall be a member of the Fire Protection Contractors' Association of New Zealand or other a Fire Protection Industry related organization approved by the Architect

23.3.3 APPROVING AUTHORITY

The approving authority for the Fire Alarm system shall be the AIB as described in NZS 4512.

The AIB shall be certified as being compliant by an accredited inspection body that has been independently accredited by an internationally recognized accreditation body to AS/NZS ISO/IEC 17020 as competent to inspect to NZS. The Contractor shall satisfy any and every requirement of AIB to ensure a timely approval process and completion. AIB shall issue an approval certificate upon completion. A copy of the Approval Certificate shall be located at the Fire Alarm Panel.

The Contractor shall provide all information required by AIB at an early stage to ensure that considered approval of the design parameters might be given. The Contractor shall ensure sufficient notice is given to AIB so that their final inspection occurs not less than one week before practical completion. All expenses related to inspections and re inspections shall be included in the tender.

23.3.4 AIB INSPECTION

The Contractor shall attend on AIB during their site tests.

Functional tests shall be carried out to prove compliance with the specification and NZS 4512. Any and every other test required at this time, such as sound pressure and environment tests, shall be conducted and the results recorded. Copies of all test results shall be forwarded to the Architect and be included in the Maintenance Manual - commissioning section.




23.3.5 DECLARED FUNCTIONAL REQUIREMENTS

The declared functional requirements shall be � Connection to NZFS � Remote fault alarm indication � Automatically operate Fire Alarm Warning Devices � Zone operation indication � Ancillary system functions � Local indication for smoke detection

23.3.6 CONTRACTOR DESIGN

The details described herein and shown on the tender drawings while may be more than the minimum required by the design code NZS 4512 shall be faithfully included in the Contractors workshop or installation drawings. The Contractor shall accept and extend this design and provide any additional sounders, call points detectors, details or units necessary for the Contractor to obtain AIB certification and include all costs within their tender offer.

The Contractor shall prepare drawings for approval. These shall be developed by the Contractor as necessary for workshop, installation or site drawings. These drawings when corrected to show the system as installed shall become the as-built drawings. The Contractors design shall include the location of ceiling and roof space protection as well as cable runs, cable tray, conduit on show. The Contractor shall differentiate any new and existing material by use of differing line types.

23.3.7 DESIGN CONFLICTS

The Contractor shall verify the system design as part of the preparation of the tender. Submission of a tender offer shall signify inclusion of all design features and inclusion of associated work required to satisfy the design code requirements to gain all authority approvals.

Any conflict with the tender documents and the requirements of NZS 4512 shall be drawn to the attention of the Architect prior to submission of tender whom shall advise any appropriate action. Any such conflict shall be accompanied with a written ruling from the Authority having Jurisdiction in verification. The Contractor shall be responsible for all consequences resulting in any conflict. All working drawings shall incorporate any design changes required to gain AIB approval. The Contractor shall be responsible for obtaining approval from the AIB of the completed works.

23.3.8 ACCOMPANYING DRAWINGS

The accompanying drawings are provided to indicate the general extent of work, the location of the Panel, Power Supply and proposed location of cable runs as well as location of special head types, call points, sounders and lights all as pertains to the Contract Works. The Tender shall make full allowance for the effect of any existing structure and any new works. The Tender is referred to the full contract documents.

23.3.9 APPROVAL

The phrases ‘an approved’, ‘to approval’ and ‘or similar approved’ shall mean “approved in writing by the Architect” and shall be extended to include all fittings and surface finishes. The Architect shall have the authority to call for samples of all or any fitting and/or surface finish as may be required before approval shall be given

“AIB approved” shall mean all things necessary to obtain NZS 4512 certification by AIB




23.3.10 INSTALLATION DRAWINGS

The Contractor shall prepare detailed installation drawings to a scale not smaller than 1:100 showing the physical location of all installed equipment such as conduit, heads, cables, flow switches, alarm panel, indication unit. Drawings shall be fully dimensioned and sized.

A copy of each drawing together with calculations shall be submitted to the Architect for approval before any fabrication or installation work is started. Allow 14 days for approval by the Architect. The Architects preference for a different but equivalent layout will not form the basis of a variation.

23.3.11 PAINTING

All items installed or refurbished as part of this contract shall be painted in an approved method. All material shall be de-scaled and de-greased prior to painting and protected from the weather at all times. In the case of brackets and hanger rods this painting shall be done prior to installation. All material including that in plant rooms, pipe work, hangers, supports, fittings shall be etch-primed, undercoated and finished in enamel to the satisfaction of the Architect who shall select all colours. Qualified painters in accordance with best trade practice shall undertake painting of material on show. Pre-finished components such as Call points, and Sounders shall not be painted except that painting or corrosion protection applied during manufacture.

23.3.12 ISOLATION DEVICES

Sectional isolation of the system shall only be allowed if where full details are first submitted to the architect for approval. The intention to sectionally isolate the system shall be clearly identified within the tender offer.

23.3.13 INFORMATION WITH TENDER

a) Fire Alarm Schedule of trade names for all major equipment Panel ____________________________ Smoke detectors ____________________________ Smoke guards Safety Technology International Sounders ____________________________ Strobe Lights ____________________________ Call Points ____________________________

23.3.14 FIRE SERVICE ALARM CONNECTION

The existing Fire Alarm Connection shall be retained. Allow to rework, relocate and or upgrade existing equipment and circuits

23.3.15 ALARM PANEL

A new Analogue Addressable alarm panel shall be provided. This new panel shall be all electric operation and shall be installed in the sprinkler control valve room. This panel shall be a device that accepts inputs from call-points or detectors and initiates defect, test, isolate and fire calls and operate the Fire Alarm warning devices in a manner required by NZS 4512 and this specification. The panel shall incorporate a new visual index that clearly indicates the state of the system at all times. The Architect and the Fire Service shall approve the index configuration.




23.3.16 SYSTEM OPERATION

All event changes shall be displayed on the RDU. All events shall be logged in non-volatile memory in the panel.

Smoke detection shall cause the strobe light to operate and the RDU buzzer to operate. A defect call shall be sent if the acknowledge button is not depressed within 5 minutes

Operating the “acknowledge and reset” sequence shall reset the system. This shall including stopping the strobe lights and silencing the RDU buzzer. The system shall not reset if the smoke detector has not reset whereby the smoke alarm cycle shall be reinitiated.

Another smoke detector operating at any time will reinitiate the smoke alarm cycle

Operating any manual call point shall initiate the evacuation and send a fire call to the Fire Service

The sprinkler system operating shall initiate a building wide evacuation.

23.3.17 REMOTE DISPLAY UNIT (RDU)

An RDU panel shall be located as shown on the drawings. The shall provide provide system status advice to staff and shall provide text read out of system condition and point operation.

This panel shall have a local alert, alert isolate, alarm acknowledge and system reset

23.3.18 SMOKE DETECTION OPERATION

Operation of the smoke detectors shall provide local alarm only. The following sequence shall occur. Smoke detectors shall operate the auxiliary outputs, the strobes, the “alert” sounders and initiate a defect in the panel. This defect shall be cleared only by manual resetting of the alarm panel. The staff “Smoke Alarm Isolate” switch may then be operated to isolate the strobes and alert sounders. The manual reset in the panel shall remove the defect condition and reset the auxiliary output.

23.3.19 EVACUATION PROCEDURE

1 A new staged evacuation plan shall be developed for the building and for each proposed stage of construction. Staff training and written procedures shall ensure sounders and voice messages are fully understood.

23.3.20 IDENTIFICATION

The Contractor shall identify all material supplied under this contract. Identification labels shall be applied to all equipment including the Heat detectors, Call-points and Smoke detectors. Control and indicating equipment shall be clearly and permanently marked with the name of the manufacturer, the manufacturers type identification and the year of manufacture.

All manual controls shall be clearly marked as to describe their function.

23.3.21 WIRING

All wiring shall be as described in the attached appendix “A”




23.3.22 CALL-POINTS

Shall be approved break glass type complying with NZS 4512, appendix B, and mounted 1200 mm above the floor with a 600 mm clear space around in all directions.

The operation of any call-point shall operate all the fire alarm warning devices in the building.

All vertical conduit shall run inside the wall. Allow for all concrete chasing

23.3.23 FIRE ALARM WARNING DEVICES

Fire alarm warning devices shall be of an approved pattern, electronic audible type installed below the ceiling directly above the call-points and as shown on the drawings. Special care shall be exercised to ensure the alarms provide sound pressure levels at least 5 dB above the noisiest background level when all doors are closed. Sound levels shall not be less than 65 dB or more than 100 dB. In buildings with sleeping accommodation the sound level shall not be less than 75 dB at the bed-heads. The sound signature shall be as required by NZS 4512 and AS 2220

23.3.24 INTERCONNECTION OF ALARM SYSTEM

The actuation of either the fire alarm system or the sprinkler system shall operate all the fire alarm warning devices. The operation of the sprinkler system shall operate a "Sprinkler Operated" indication on the Panel. Allow to cooperate with all other sub-trades to facilitate this. The sprinkler sub-trade shall make available a single set of auxiliary contacts for both these functions. Allow wiring between the sprinkler system and fire alarm system.

23.3.25 OUTPUTS

Provide outputs to control auxiliary functions such as lift and mechanical ventilation controls. A set of voltage free NO/NC contacts capable of 10A, 24v AC or DC shall be provided in the panel.

23.3.26 TRIAL EVACUATION SWITCHES

A trial evacuation switch (key operational preferred) shall be mounted on the exterior face of the alarm panel and clearly labeled.

23.3.27 SILENCE SWITCHES

Break glass silence switches shall be provided outside the cabinet and shall be clearly labeled " SILENCE ALARMS - BRIGADE USE ONLY"

23.3.28 DETECTOR SYSTEMS

Detector systems shall be fully addressable allowing individual programming of the functions of each call point or detector. Proof of compliance with NZS 4512 section 220, 221, 222, 223 and 224 may be required and shall be provided to the Architect upon request.

23.3.29 TYPE OF DETECTOR

The type and location of smoke, heat and rate-of-rise detectors shall be as shown on the drawings to provide the type of system as required by the DBH approved documents and as detailed in this specification. Rate-of rise detectors shall be installed in kitchen and dining areas that may otherwise be prone to false alarms.




23.3.30 DETECTOR GUARDS

Supply and install Safety Technology International Inc stainless steel smoke detector guards model STI-8200-SS. These shall be flush mounted and installed using anti tamper security type screws. Tenders shall provide details of alternative guards where they have performance concerns using these guards with detectors types being provided

23.3.31 POWER SUPPLY

The Fire Alarm Contractor shall provide mains electrical supply to the alarm panel and battery charger. A separate sub-circuit connected to the mains circuit shall be used and shall be permanently wired or enclosed in a locked cabinet. This circuit shall be clearly identified by label, attached to the distribution board, marked in a permanent manner with the words “FIRE ALARM".

23.3.32 EXISTING FLOW SWITCHES

Remove existing flow switches (4 off) and make good

23.3.33 FULL PROTECTION

For a type 7 system the sprinkler system shall provide the full heat detection coverage required by NZS 4512 to areas that smoke detectors are not located.

23.3.34 SPARES

Two (2) spare break glasses of each size shall be provided inside the panel complete with any other spares recommended by the supplier or manufacturer.




APPENDIX “A”

ELECTRICAL SERVICES – EXCERPT FOR FIRE ALARM SERVICES PRELIMINARY This appendix shall be applied to Fire Alarm work for all SDHB installations. Where the term ‘Contractor’ is used throughout this appendix, it shall refer to the Fire Alarm Contractor. The term ‘General Contractor’ shall refer to the main Building Contractor. The term Electrical Contractor’ shall refer to the Electrical Contractor. As this site is a working Hospital particular care is required to eliminate any outages or disruptions to the operations of the hospital. The contractor shall ensure they read and adhere to the SDHB standard conditions of contract with particular regards to electrical shut downs, hot work permits and alarm systems. Where the term ‘Employer’ is used throughout this Appendix, it shall refer to the contracts nominated Building and Property representative. Where the term ‘Client’ is used throughout this Appendix, it shall refer to the Southern District Health Board. STANDARDS The whole of the installation is to comply in all respects with all relevant New Zealand Standard Specifications, Codes of Practice, The Electricity Regulations, The Electricity Act, the Electrical Wiring Rules 2007 (AS/NZS3000:2007 Amendment 1) and all related Codes of Practice and all amendments thereto, and all other Regulations and By-Laws of each and every Authority having jurisdiction over the installation. Equally, the works carried out shall be in full compliance with the requirements of the Building code.

WORKMANSHIP The whole of the works shall be carried out by, and under the personal supervision of experienced and skilled tradesmen who specialize in their particular class of work. The Contractor shall at all times employ a competent Foreman responsible for the Services on the site. The Contractor’s responsibilities, apart from directing staff, shall be to carry out the work as drawn and specified, and to confer with the Employer when in doubt, prior to carrying out such works that may require clarification.

MATERIALS AND STANDARDS All materials shall be the best of their respective kinds, qualities or grades as hereinafter specified, and shall comply with the requirements of the current relevant New Zealand or Australian Standards. Inferior materials shall be rejected and must be removed from the site, whether or not such materials have already been incorporated in the installation. If the Contractor supplies any materials or carries out any of the work not in accordance with the Contract Documents, the Employer may or may not, at their discretion, allow such materials to be used or such works to remain. The Contractor shall provide such assistance, instruments or machines required for




examining, measuring or testing of any work and/or quality, weight or quantity of any materials used, and supply examples of materials before incorporation in the works for testing as may be selected and required by the Employer. The Contractor at their own cost shall supply all such examples. As previously stated, inferior materials shall be rejected and must be removed from the site. This shall apply regardless as to whether or not such materials have already been incorporated into the installation. The whole of the installation is to comply in all respects with the relevant New Zealand Standard Specifications and Codes of Practice, whether specifically mentioned herein or not.

BUILDING CODE General

The Contractor’s attention is drawn to the fact that the Contract Works are subject to the requirements of the Building Act 2004 and any amendments. The Contractor shall comply with the provisions of the New Zealand Building Code and any amendments as they apply to the Contract Works, and as may be identified elsewhere in the Contract Documents.

Producer Statements The Contractor shall provide a Producer Statement or Producer Statements in the form required by the Local Authority. Producer Statements shall be provided when the Contract Works have been completed to a state that they are ready for the issue of a Code Compliance Certificate for the Contract Works. The Contractor will apply for the Code Compliance Certificate on behalf of the Employer on receipt of the necessary Producer Statements. The Employer requires all necessary Producer Statements to be provided by the Contractor before final payment is made. The Client will not make the final payment until all necessary Producer Statements have been issued by the Contractor.

Electrical Certificate of Compliance The Contractor is to supply a completed electrical certificate of compliance at the completion of works as relevant to the project works. A copy of this certificate of compliance shall be included within the As-Built manual. If the building contains areas with hazardous areas that necessitate the zoning of electrical zones, or medical electrical areas such as a body protected electrical area, an independent electrical inspector from Delta Utility Services shall carry out the necessary testing and provide the completed electrical certificate of compliance. The electrical contractor shall allow for all costs associated with works carried out by the independent inspector.




Any additional works required to rectify any faults found by any such inspection shall not form the basis for a contract variation.

Means of Compliance with New Zealand Building Code The Fire Alarm Services have been designed and shall be constructed to comply with the requirements of the New Zealand Building Code in full. Where the requirements of the Contract Documents are in addition to the requirements of the stated Acceptable Solutions, the requirements of the Contract Documents shall apply; otherwise the requirements of the Acceptable Solutions shall take precedence.

CARRYING OUT OF THE WORKS The Contractor shall thoroughly examine the drawings and specifications and compare these with the actual construction. The Contractor shall be responsible for the true and proper setting out of the work in accordance with the drawings, specifications and data supplied, for the correctness of the position, level, dimensions and alignment of all parts of the works, and for the provision of all necessary instruments, appliances and labour in connection therewith. The Contractor shall fully co-ordinate all trades as may be affected by the work. Failure to comply with this Clause may necessitate the Contractor removing or altering any work installed at the Contractor’s expense. This applies to other trades installing equipment in common areas. The Contractor shall liaise with all such trades prior to installation of services, and ensure no clashes of services are going to occur. If a potential services clash is discovered, this shall be reported to the Employer to allow a solution to be confirmed prior to installation of any services. Failure to comply with this clause will not form the basis for a variation

CONTINUITY OF WORK No guarantee can be given that the Contractor may proceed continually with the works. The Contractor shall allow for all necessary work or costs involved in conforming to the Contracts programme of works.

PROTECTION OF MATERIALS AND PROPERTY The Contractor shall be held responsible for any unnecessary damage to the site and equipment caused by their actions, and shall provide such protection as may be deemed necessary. The Contractor shall also be responsible for all apparatus, equipment, and appurtenances furnished by their company, or by any Subcontractors, or by the Employer in connection with the work. Care shall be taken to protect all parts thereof as may be directed and/or in such a manner as may be necessary. The Contractor shall allow for the reinstatement any fire walls, fire separations, floor slabs or similar that may be affected by the installation of the electrical services to the originally designed fire or acoustic rating designed for the particular wall or separating device. This shall be achieved by the installation of a recognized approved fire stop product in




accordance with the manufacturer’s recommendations for the rating required.

SPECIFICATIONS AND DRAWINGS The layouts as shown on the drawings are to be considered approximate only. There is no warranty expressed or implied that each and every detail and item to be included is shown. Drawings shall not be scaled off; a site measure shall be carried out to confirm all measurements during the tender period and also confirmed on site prior to ordering materials. The drawings and specifications are intended to be mutually self-explanatory and complete, and shall be considered to be a single document. All work called for in one, even if not the other, shall be fully executed. If any contradictions appear to exist between drawings or between drawings and specification the Contractor shall notify the Employer of any such discrepancy and shall not execute any of the work concerned until the Employer’s decision clarifying requirements is provided in writing.

COMMISSIONING & AS-BUILT DRAWINGS Commissioning

Testing and commissioning shall be carried out prior to Practical Completion, to clearly demonstrate and record that this section of the Contract Works effectively meets the specified performances, and has been successfully commissioned as a complete and integrated installation. This section of the Contract Works shall be tested in the presence of the Employer if deemed to be required, who requires two working days prior notice to enable attendance. The Contractor shall arrange for all associated subcontractors to be in attendance, unless otherwise agreed in advance with the Employer. The Contractor shall supply all necessary testing equipment, measuring instruments and the appropriately skilled labour required for conducting the tests. Should any test reveal a fault, the fault shall be corrected and re-tested prior to Practical Completion. The Contractor shall supply all test results for tested equipment within the As Built documentation. Testing of equipment shall be to show the correct function of the equipment has been achieved and that all equipment is operational and carrying out the intended function at the completion of works. Testing of specialist equipment shall be as per the manufacturer’s recommendations.

As-Built Drawings Prior to the attainment of practical completion of the Contract for these works, the Contractor shall provide two complete sets of As-Built drawings to the Employer. These drawings shall show each and every detail of the fire alarm contract. A single set of these documents shall be submitted to the Employer for approval prior to the supply of the remaining set. Any items noted by the Employer or Fire Engineer requiring attention shall be rectified and the documents resubmitted.




The drawings shall be complete with all details of the Fire Alarm Services, to provide the Client with full details of this contract. Any retention monies shall not be released until these drawings have been submitted and approved.

• The drawings shall specifically include the following items:

• Fire alarm detector numerical identification

• Positions of any fire alarm end of line resistors

• Any junction points in any cabling shall be shown on the floor plan.

• Device and Circuit references for all fire alarm services including positions of all junction points, main panel, power supplies and field devices etc.

• Provide an AutoCAD schematic of the fire alarm system installed within the contract. The schematic shall indicate main panel, loops, power supplies, inputs and outputs of the fire alarm panel ie. door release contacts. These drawings shall consist of: 1. One set of drawings in AutoCAD format (version 2006) on compact disc. 2. Two sets of full size prints. These drawings shall be prepared by a qualified draughts-person and shall not be of lesser quality than the contract documents. A compact disc shall also be provided, containing copies of all drawings and manuals. If for any reason As Built drawings have not been provided within a 3 month period from

practical completion $1,000.00 will be deducted from the final account.

OCCUPATIONAL SAFETY AND HEALTH The Contractor shall take all necessary steps to ensure that the obligations placed on Principal Employers and Owners pursuant with the provision of the Health and Safety in Employment Act 1992 are complied with at all times. The Contractor shall comply with all enactments, regulations and working rules relating to the safety, health and welfare of everyone concerned with this Contract. This includes any occupants on the site as defined by Local Bodies General Contractor’s Safety Policy, and any other legislation applicable to the work. The Contractor shall take all practical steps to ensure that people in the place of work are not harmed by any hazard that is in, or arises in the place of work. They shall also bring the Conditions of Contract to the notice of Subcontractors, and shall regularly check Subcontractor’s compliance with the safety requirements. The Contractor shall ensure that all work site staff are trained (or in training under supervision) in the work being undertaken and in basic safety procedures. The Contractor shall provide employees with information about any hazardous processes and/or materials. In addition, the Contractor is to carry out workplace safety inspections and provide personnel protection equipment and first aid kits where this is applicable. The Contractor shall instruct their personnel to use and wear personal protective equipment in accordance with the safety regulations.

CONTINUANCE OF CLIENT OPERATION The Client shall continue business operation during the contract period. All works shall be carried out with strict regard to the protocols of this business and in accordance with the




programme of works. All noise, production of dust and other activities that may be disruptive shall be kept to a minimum. All works that are likely to cause major disruption to the operation of these businesses, e.g. power outages, data outages etc shall be communicated to the General Contractor and the Employer such that an appropriate timeframe can be organized for the works. Various works may necessitate working outside of the Client’s normal operating hours. In such occasions the electrical contractor shall liaise fully with the Client and the General Contractor such that the necessary client protocols and security issues are adhered to.




INSTALLATION EARTHING Allow for electrical earthing throughout the complex in full compliance with the requirements of AS/NZS3000:2007 Amendment 1 and all related amendments and Codes of Practice. Allow for all earth bonding in accordance with AS/NZS 3000:2007 requirements. This shall include installing dedicated bonding wires to all of the following:

1. All cable tray systems 2. All cable trunking systems

All bonding cables shall be wired directly to the main earth bar within the local switchboard. All sub main and sub circuit cables shall be provided with earth continuity conductors.

FIRE ALARM CABLING The fire alarm contractor shall allow for independent cable supports system for cabling installed under the fire alarm contract. All fire alarm cabling shall be fully supported as detailed below. Allow to study the electrical contract drawings to coordinate cable runs with services being installed under the electrical contract to avoid clashes of support systems. Low voltage and extra low voltage cable trays shall be installed under the electrical contract, these trays may be used for the installation of some fire alarm cabling but full coordination with the electrical contractor will be required. The installation of cabling on the tray shall be neat and installed on one side of the tray. Where fire alarm cabling exits the tray it shall be fully supported by a support method mentioned below, and shall be provided by the fire alarm contractor. Cabling shall be fixed to the building structure for the full distance of cable run and shall be supported by cable tray/mesh or catenary systems where not directly fixed to the building structure. Fire alarm cabling shall not be cable tied to existing conduits, pipes, wooden battens etc. Cabling shall be concealed behind suspended ceilings, within proprietary partitions, fixed on cable tray/mesh, run within high impact grey PVC conduits set into concrete floor slabs and walls, supported by steel catenary wires or fixed to the building structures by cable clips or other approved system. If a surface cable run is unavoidable and chasing in of cables can not be achieved any such cable run shall be brought to the Employers attention for approval prior to the installation of any such cabling. No mini capping (mini duct, YT capping) shall be used unless approved by the Employer. Catenary wires may be used for secondary cable support in concealed ceiling spaces only. They shall consist of insulated high tensile steel wires of at least 265kg breaking strain; these shall be secured by wire rope couplings and firmly tensioned. Intermediate supports shall be provided to prevent excessive sag. The whole of the installation shall be designed to support the initial cable load and include capacity for 50% spare. Cord type




catenary supports are not acceptable on this installation. Catenary wires where utilized shall be installed straight, level and parallel with walls and shall be installed and supported with fixing specifically for the support of the catenary wire (ie catenary wires shall not be tied to fixings, ducts, conduits etc) Catenary wires shall be installed with proprietary masonry anchors and utilize turnbuckles to tension the catenary wire. Provide adequate secondary supports for all catenary wiring to stop sagging TPS cables shall not be cast into concrete or other masonry floors or walls. Where such sub circuit cabling is to be installed it shall be drawn through conduits set in as construction proceeds. Special care shall be taken with the installation of cabling to ensure that bunching and subsequent overheating does not occur. This will necessitate the use of cable tray/mesh adjacent to distribution boards. All cabling shall be installed square with the axis of the building structure. Any surfaces affected by the installation of cabling shall be reinstated to as near original condition as possible, this shall include re-stopping and repainting of affected surfaces. Bunching factors of cabling is to be adhered to and not more than 4No. Cables shall be secured under any one pin clip or cable tie. The use of Tie wires on catenary systems is unacceptable. Any loose cabling not clipped to the building structure or not supported on catenary wires or cable trays/mesh within accessible spaces will not be accepted. Supports should be installed at a minimum of 300mm centers. Allow to provide a minimum of 300mm between any fire, data and communications cabling and any 230 or 400volt cabling. At outlet positions, sub circuit cabling shall terminate in enclosed pattern metallic flush boxes. On fire or sound rated walls outlets shall be mounted in fire and acoustically rated flush boxes complete with intumescent blocks to provide the necessary fire rating. At cabling shall terminate directly into the fire alarm device. All cabling and associated connections shall be carried out to the complete satisfaction of the Employer.

CABLE TRAY SYSTEMS Where fire alarm cabling is to be supported on cable ladder tray they shall be installed as detailed below. Cable ladder tray shall be from the following

• UNISTRUT LT3 ladder tray

• Pemsa cable mesh

• Legrand cable mesh




All ladder tray shall be sufficiently sized to accommodate the cabling with adequate space factors and spare space for future works. All cable ties shall be of a common appearance and colour and shall be installed uniformly on the cable tray system. Tags of cable ties shall all be orientated upwards and all excess length shall be trimmed. All tees, crosses, bends and curves within the cable tray shall be manufactured on site to the manufacturer’s recommendations. Cabling, where necessary, shall be supported on cable tray of sufficient size to accommodate the cabling with adequate space factors. Cable trays shall be continuous and incorporate proprietary components at all bends, transitions and junctions. Where applicable, cable trays shall extend to the associated distribution board. Allow to adequately earth all cable tray systems in compliance with AS/NZS3000:2007. This will include installation of earthing conductors suitably sized for the fault current of the cables installed on the cable tray system. This cable sizing shall be as set out in AS/NZS3000:2007 section 5.5.1.2 Table 5.1. (example if cables containing 120sqmm Copper conductors are installed on the tray 35mm earth conductors shall be terminated to the tray system) Any breaks in the cable tray where a physical joiner is not installed shall have earthing conductors installed between the 2 sections of tray. Cable trays shall be continuous and incorporate proprietary components at all bends, transitions and junctions. At penetrations, the cable trays may terminate on either side of the penetration, provided secure fixing and bonding is employed. Cable tray support shall be via proprietary hot dipped galvanised components of the Unistrut type. Support spacings and methods shall be in accordance with the manufacturer's recommendations, to the Employer’s approval, and in any case must make allowance for the future addition of extra cabling. The location of cable tray routes and supports shall be confirmed on site in association with the Employer prior to installation.

CONDUIT SYSTEMS From the positions of the cable trays cabling will be required to be installed within surface conduit in certain areas, this surface conduit needs to be minimized in its use. Conduit installation is to have bends and junctions utilized as sparingly as possible with straight run installation the preference. Where partial bends and sets are required they shall be formed on site with a bending spring. The use of flexible conduit shall not be used on site unless approved by the Employer on a case by case basis.




The use of single point conduit clips are prohibited, any conduit systems that do not meet the expected high level of finish will be requested to be removed and replaced. Conduits shall be fixed utilising saddles every 600mm as a minimum. Manufactured bends and tees are to be utilized with cable access points. The cable tray and conduit systems shall be installed in accordance with the manufacturer’s recommendations in compliance with the general intent of this appendix and to the complete satisfaction of the Employer.

EQUIPMENT FIT FOR PURPOSE All equipment installed on this contract shall be installed to ensure that it is fit for the installed purpose. This includes exterior equipment having exterior rated paint systems suitable for installation outside being selected or alternatively equipment being constructed from appropriately rated UV protected material that will not degrade in the installed environment. This also applies to wet areas, indoor equipment and outlets shall be suitable for the installed environment. Any brackets installed to support specified equipment shall be securely fixed to the structure and be mechanically suitable for the task. The above also applies to fixings for brackets or equipment, any screws, bolts, pop rivets or fixings shall be suitable for the installed conditions. i.e. stainless steel fasteners in exterior locations Wherever possible fixings for equipment shall be as unobtrusive as possible ie. cap screw heads fasteners where visible. Any countersunk pozi-screws used in visible areas shall be rejected.

FIRE SEPARATIONS AND TREATMENT All fire rated walls shall have all cabling that traverses through the wall sealed with an approved sealant or fire rating system to ensure that the integrity of the wall is maintained. Any penetration through a fire wall shall have the entire length of the penetration treated with fire stop material. Information relating to approved methods for providing fire rating systems for walls is available at the following web addresses. www.firepro.co.nz www.gib.co.nz

OTHER TRADES Other subcontractor may be on site installing services relating to their trades allow to co-operate fully with these trades in the execution of their works allow to confirm these contractors requirements regarding sizes of supply and positions of equipment prior to the installation of cabling.




LABELING All items of equipment shall have be labeled The exact wording for labeling shall be confirmed on site in conjunction with the Employer.

CONTRACT FINAL INSPECTIONS Fire Alarm Contractor Inspections

The contractor when they deem that the contract is complete and fully commissioned shall carry out a thorough inspection of the completed installation. This inspection shall be carried out by the contract supervisor. A list of remedial items will be compiled and these items remedied. The drawings shall be fully marked up and as-built. The contract supervisor shall then re-inspect the installation to ensure all items are complete. Once this process is complete the contractor shall advise the Employer in writing that the installation is ready for a final inspection.

Initial Inspection The Employer and/or Fire Engineer shall at this point in time carry out a full inspection of the completed installation. The contractor is required to have the technician who carried out the installation present during this inspection. The As Built drawings are to be provided at the time of this inspection to allow the electrical installation to be compared to the drawings to ensure accuracy. The contractor shall provide ladders and similar equipment for this inspection to allow inspection of roof spaces, switchboards and similar. Items requiring attention shall be provided in writing through the appropriate contract channels to the contractor. Generally this will be in the form of a contract instruction.

Sign Off Inspection The contractor shall complete all items on the remedial list including the revision of As-Built drawings and advise in writing to the Employer that all remedial items have been completed. These works are to be completed within two weeks from the initial inspection. Once this confirmation has been received in writing a re-inspection of the installation will be carried out by the Employer and/or Fire Engineer. The contractor once again is required to have the technician who carried out the installation present during this inspection. The updated As Built drawings are to be provided at the time of this inspection to allow the electrical installation to be compared to the drawings to ensure accuracy.

Further Inspections If any items on the remedial list are not completed and a third inspection is required, the contractor shall meet all costs for the Employer and/or Fire Engineer’s time and expenses relating to any additional visits. Final payments for the contract will not be made until the above has been completed.




CONTRACT VARIATIONS No works shall be carried out on this contract that is not contained within the tender price without an official contract instruction issued by the Employer. If any works are identified that are outside of the scope of the works these shall be reported to the Employer and if deemed to be a variation to the contract a contract instruction will be issued describing the works to allow a price to be submitted. No work shall be carried out until a price has been accepted or a written instruction is given to proceed whilst pricing the additional works. Any works that are carried out without written consent from the Employer will not be accepted as an additional cost to the contract.

PROJECT PERSONNEL As the building will have a high level of visible electrical services works the client expects a high quality installation. To achieve this they require high quality trades people controlling the project. Please provide within the tender breakdown as set out below of the key personnel that will be carrying out this project. Required Personnel are

• Contract Supervisor

• Site Foreman The staff that is proposed for the project will be taken into account when the tender is assessed.