water proofing toilets works

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LARSEN & TOUBRO CONSTRUCTION BUILDINGS & FACTORIES INDEPENDENT

COMPANY HYDERABAD METRO RAIL PROJECT

Quality Assurance Plan

No: HM-LE-NDPNDP-M0301-DOC-MS-QMS-00-092 Rev 00

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Construction work procedure for Typical Toilets Water Proofing works(UPPAL DEPOT) in HMRP

CONSTRUCTION WORK PROCEDURE

FOR

TYPICAL TOILETS WATER PROOFING WORKS

(UPPAL DEPOT) IN HMRP

Document No: HM-LE-NDPNDP-M0301-DOC-MS-QMS-00-092 – Rev 00.

Works at

Stations Depots Viaduct Casting yard

Discipline

Civil Mechanical Electrical Railways

Issue status

For review For approval






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INDEX

Clause Clause Description Page No.

1.0 SCOPE OF WORK

2.0 TECHNICAL SPECIFICATION REFERENCES

3.0 OPERATING STRATEGY

4.0 SEQUENCE OF ACTIVITIES

5.0 CONSTRUCTION METHODOLOGY

6.0 QUALITY CONTROL & QUALITY ASSURANCE

6.1 INSPECTION PLAN (IP)

6.2 TEST PLAN (TP)

6.3 QUALITY FORMATS

7.0 ENVIRONMENT, HEALTH & SAFETY

7.01 ENVIRONMENTAL TEST

7.02 HEALTH

7.03 SAFETY

8.0 ATTACHEMENTS/ANNEXURES






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1 SCOPE OF WORK:

This Construction Work Procedure is applicable for execution of Typical Toilet Water Proofing works as per

approved drawing and technical specification, at Uppal Depot, Hyderabad Metro Rail Project.

This work procedure includes the following:

a. Surface Preparation & Cleaning of Joint portion

b. Pressure Grouting/Injection Grouting

c. Water Pond test

d. Water Proofing coat

e. Protective layer

2 TECHNICAL SPECIFICATION REFERENCES:

2.1. CODES & SPECIFICATIONS:

IRS: Concrete Bridge Code

MORTH Specifications

National Building Code of India (NBC 2005)

IS 3370 part-1 – Method of Hydro test

Safety, Health & Environment (SHE) Manual document no.: L&TMRHL/OE/SATGE2A/D-8/2, Rev 1.

Safety, Health & Environment CONDITIONS Document no.: L&TMRHL/OE/STAGE2A/D-8/1, Rev 0.

2.2 DRAWINGS:

i) MAIN WORK DRAWINGS:

S.No Drawing NO. Rev no Description

As per technical Specifications and

Manufacturers recommendations






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3.0 OPERATING STRATEGY:

3.1 ORGANISATION CHART

3.1.1 Roles & Responsibilities –

3.1.1.1. Project Manager

Organize & manage all resources and field activities to achieve an efficient and effective completion

of the contract, within the agreed time and cost, whilst paying due regard to safety and meeting

Quality requirements.

xxxxxxxxxxxx CONSTRUCTION

MANAGER

XXXXXXX SHE MANAGER

XXXXXX QUALITY

XXXXXXX

P&M INCHARGE

xxxxxxxxxxx Site Engineer (Day & Night)

Safety Steward

XXXXXX P&M Engineer

XXXXXXX PLANNING

Xxxxxxxx Q/C Engineer

XXXXXXXX PROJECT MANAGER

xxxxxxxx Q/A Engineer

XXXXXXXX Site Engineer (Day & Night)






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3.1.1.2. Planning Engineer:

Ensures information to LTMRHL at various stage of the activity.

Co-ordinates with all concern departments for technical and administrative help.

Coordinates to get statutory permits from all concerned.

Monitors optimum utilization of machine and equipment.

Involves in Safety and Quality Pep talks regularly.

3.1.1.3. Construction Manager:

Ensure the construction activity as per approved construction & work methods.

Ensure completion of activities to meet the project time schedules

Organize & manage all resources and field activities to achieve an efficient and effective completion

of the contract, within the agreed time and cost, whilst paying due regard to safety and meeting

Quality requirements.

Implementation of Project Quality Plan, EHS Plan, Liaison with Customer, Regional, Head Office and

local authorities.

Negotiation with S/c and suppliers for fixing rates.

Improving Customer satisfaction including handling customer complaints

3.1.1.4. Site Engineer:

Co-ordinate with Water proofing agency on day to day activities to monitor work sequence &

progress.

Ensure the materials brought to site for work is approved one only.

To ensure the work shall be executed and inspected stage wise as per approved work procedure.

Interacts with the LTMRHL Representatives and generates RFIs for inspection activity as per Inspection

plan.

To ensure that the relevant project specification, approved working procedure and approved shop

drawings are available in coordination with construction manager and QC engineer.

Submits the requirement of materials and other resources for his work to Construction manager.

Liaison with internal departments like Planning cell, Quality control cell, Plant & Machinery

department, Safety department and Stores for synchronizing all activities in execution.

Ensures to implement all mandatory safety requirements within his work limits.

Ensure all works are carried out as per the working procedure.

Follows the Inspection plan, Test plans and submits records to LTMRHL for their reviews and approval

through EDMS.

Maintain all format and checklist

3.1.1.5. P&M Incharge:

Responsible for equipment fitness inspection, monitoring and maintain records.

Responsible for all mechanical and electrical equipment’s ensuring continuous availability and proper

functioning of P&M at site.

Ensure periodic preventive maintenance & timely breakdown repairs of all machinery & electrical

equipment as per their inspection manuals.

Ensure operation of P&M as per company norms






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3.1.1.6. P&M Engineer:

Responsible for Operational inspection and maintenance of P&M equipments on regular basis

Reporting of required data related for operation and maintaining records.

Responsible for co-ordination with site engineer for arranging dewatering pump.

Responsible for arranging power supply at workplace day to day basis by co-ordination with site

engineer.

Ensure continuous availability and proper functioning of P&M at site.

Ensure periodic preventive maintenance & timely breakdown repairs of all machinery & electrical

equipment as per their inspection manuals.

3.1.1.7. Quality Head/Incharge:

Review & advice Quality Assurance Management Plans for Approval

Issue and validate codes & standards.

Deploy & control movement of QA/QC staff of the project

Monitor & control Quality performance of HMRL jobs

Conduct Internal Audits of the project

Monitor Corrective & Preventive actions

Procurement inspection/C0-ordination of Specialized vendor items

3.1.1.8. Quality Engineer(QC/QA):

Check the quality of materials cement, Fine aggregate and Coarse aggregates etc.

Check and ensure the water proofing materials batch number, manufacturing date, MTC and expiry

date before opening the seal for usage.

Responsible for inspecting the stage wise work as per IPT and clearing for next stage activity after

getting clearance from LTMRHL.

Responsible for the compressive strength of the concrete, cement mortar batched at site or RMC

Identify material sources, and conduct material tests and ensure conformity with specifications &

standards

Conduct Routine Tests on materials as per ITP for conformance and maintain records.

Identify, Calibrate and maintain Master List of Testing and Measuring Equipment

Responsible for submission of all reports related to quality matters

3.1.1.9. Quality Supervisor/Mate:

Responsible for casting of concrete/Mortar cubes for every batch produced from the plant or site.

Responsible for the compressive strength of the concrete/Mortar batched at site.

3.1.1.10. SHE Manager:

Disseminate and Communicate HSE Policy, HSE Management System requirements to site personnel.

Provide necessary advice, information and support in the effective implementation of the HSE

Management System requirements and this HSE plan.

Updating the HSE Plan to the requirements of the activities being carried out when there is a revision.

Plan and conduct Internal HSE training programs, initiate drive to promote HSE awareness and

performance






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Carry out HSE inspection of Work Area, Work Method, etc. as per the IMS requirement.

Advising line management in preparing HSE risk assessment for the new activities.

Creating HSE awareness through PEP talks.

Conduct investigation of all incidents / dangerous occurrences & recommend appropriate corrective

measures.

Advice & co-ordinate for implementation of Work Permit Systems.

Convene HSE Committee meeting & minute the proceedings for circulation & follow-up action.

Plan procurement of PPE & safety devices and inspect before use as per laid down norms.

Report to CHSEM on all matters pertaining to status of HSE and promotional programme at site level.

Facilitate screening of workmen and conduct HSE induction.

Monitoring administration of First Aid.

Conduct Fire Drill, Procure, inspect and arrange to maintain Fire Extinguishers.

Organise campaigns, competitions & other special emphasis programmes to promote HSE in the

workplace.

Record, analyse and cascade lateral learning points from First Aid Cases, Near Miss Cases & Accidents

to all project personnel and analyse the trends & effectiveness.

Maintain all HSE related documents & Update HSE training records

3.1.1.11. Safety Engineer:

Identify potentially unsafe acts, areas and implement practice measures and educate staff &

workmen.

Investigate unsafe occurrences and initiate corrective steps.

Discuss near miss accidents with staff and workmen

Involves in regular safety pep talks, periodical demonstrations of safe practices in work.

Helps to provide necessary safety materials as per work requirements.

Implement EHS system at site; supervise for the safety lapse before commencement of work.

Organize training programs for safety awareness.

Coordinates with site administration, first-aid centre, doctors & hospitals during emergency.

3.2 RESOURCE SOURCING:

3.2.1. WORKMEN:

S.No Manpower

(other than in organization chart)

Nos. per

Day Shift

Nos For

Night Shift

Remarks

1 Applicators 02 02

2 Helpers 04 04

3 Mason 02 02

4 Unskilled 10 10

5 Vendor Supervisor 01 01 Total Manpower 19 19






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3.2.2 Materials

1 Cement

2 Water

3 CEBEX 200

4 NITOBOND SBR Latex

5 HYDROPROOF

6 SILICA SAND

7 CONPLAST X 421 IC

3.2.2.1. Cement:

Ordinary Portland cement (OPC) of the following grade shall be used.

43 grade Ordinary Portland Cement conforms to IS: 8112.

53 grade Ordinary Portland Cement conforms to IS: 12269.

Approval of sources and brands of cement shall be obtained from LTMRHL.

3.2.2.2. Water:

Water shall be conformed the IS: 3025 and IRS Concrete Bridge code

Water shall be potable and free from substances that may be deleterious to concrete or

steel. Water shall be fresh, clean and free from injurious amounts of oil, salts, acids, alkali,

other chemicals and organic matter.

3.2.2.3. CEBEX 200:

Cebex 200 is a plasticising and hydrogen free expansion grout admixture is supplied as a powder.

Cebex 200 is a suitable pressure grouting admixture complying with ASTM C827

3.2.2.4. NITOBOND SBR(Latex):

Nitobond SBR (latex) is modified styrene butadiene emulsion specially designed for use as a bonding aid and gauging liquid for cementitious systems.

Nitobond SBR (Latex) shall be procured only after obtaining approval from LTMRHL.

Nitobond SBR (latex) materials shall be used and application done as per manufacturer specification and recommendations.

3.2.2.5. HYDROPROOF:

Hydroproof is single component acrylic polymer from cement based water proof composite

coating membrane.

Hydroproof formulated to be mixed with cement on site or simply brush applied over

concrete or masonry surface to provide an effective waterproof membrane.

Hydroproof shall be used and application done as per manufacturer specification and

recommendations.

3.2.2.6. SILICA SAND or RIVER SAND:

River sand shall conform to IS 2836 and IS 383.






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3.2.2.7. CONPLAST X 421 IC:

Conplast X421IC is a dark brown liquid based on lignosulphonates which mixes readily with

water and therefore disperses evenly.

Conplast X421IC shall be conformed to IS 2645 – 2003.

3.2.3 EQUIPMENTS:

Sl.No. Machinery Nos. per Day Remarks

1 Chipping Machine One No For chipping excess concrete and bulging

portion

2 Marble/Cutting Machine One No

3 LPG Cylinder with Heating Torch As per Site requirement

4 Spray Machine-Grew 2030 As per Site requirement

5 Pressure Grouting Machine – 40 PSI As per Site requirement

6 Epoxy Grout Machine- Cowgley As per Site requirement

7 Wooden Float As per Site requirement

8 Brush As per Site requirement

9 Rollers As per Site requirement

10 Mason Trowel As per Site requirement

1 Batching Plant As per Site requirement For concrete production(Calibrated once

in a month)

12 Chiller Plant As per site requirement For Water cooling for concrete

production.

13 Loader As per site requirement For bulk materials loading to batching

plant bins

14 Tippers As per site requirement For shifting of materials

15 Concrete pump /Boom placer

1 no. /As per site

requirement

For Concrete pumping.

16 Transit mixers Nos as per site

requirement

For transporting the concrete from

batching plant to site.

17 Air Compressor 01 As per site requirement for cleaning

18 Stone chiselers As per site requirement For joint preparation & cleaning

19 Water Pump(1/2/5 HP) As per site requirement For Curing of Concrete






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4.0 WORK SEQUENCE:

4.01. Surface preparation

4.02. Injection Grouting/Pressure Grouting

4.03. Water pond testing

4.04. Application of Water Proofing coat

4.05. Protective Layer Finishing

5. CONSTRUCTION METHODOLOGY:

5.01 Surface Preparation:

The joint inspection shall be done prior to surface preparation along with LTMRHL.

If any defect identified, the same should be rectified with approved methodology by LTMRHL.

The concrete surface and construction joints location (Slab & Beam) has to be clean thoroughly by

removing the debris and mortar droppings, loose particles and any other foreign materials, which may

affect the adhesion the further treatments with the mother surface.

If any honeycombs/defects are identified in concrete surface, loose particles shall be removed from

that surface by and it should be finished with approved materials and approved CWP.

HYDROPROOF XTRA and packing the all honeycombed area either Conbextra GP2 / Renderoc RG of

FOSORC

Note: CWP for rectification works shall be submitted separately and obtained approval from LTMRHL.

5.02. Injection Grouting/Pressure Grouting:

5.02.1. Fixing of Nozzles:

The entire construction joint portion at every one meter c/c holes shall be drilled for fixing of nozzles

with drilling machine to the required depth as per annexure scheme drawing.( Annexure –xx)

PVC/GI nozzles shall be fixed in to holes and gap shall be filled with quick setting cement only.

The nozzles shall be fixed from inside only. Outside the joint shall be filled with renderoc plug after

cleaning the in around joint.

5.02.2. Mixing of grout Materials:

The approved grout materials shall be procured and shifted to site grouting location.

The grout materials (CEBEX 200 – plasticizing and hydrogen free expansion grout admixture) shall be

mixed with cement and water.

The grout materials one pocket (225 grams) shall be mixed with one bag of cement.

Mixing of grout materials shall be done with mechanically powered slow speed drill machine fitted

with stirrer

The cement shall be slowly added to Cebex 200 grout mixture along with water (20 to 22 liters per

bag) and mixed with drill machine.

Mixing shall be continued for 5 minutes as per manufacturer recommendations, till it become smooth

even consistency obtained.






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5.02.3. Injection/Pressure Grouting:

After nozzles set completely, the pressure grouting application shall be started.

The grouting machine pipe out let shall be fitted with existing nozzles.

The grout materials shall be grouted with pressure grouting machine (40 Psi capacity) in to nozzles till it

get filled and grout materials shall come out from the nozzle.

The mixed grout materials shall be consumed within 30 minutes of final mixing time.

After completion of grouting the nozzle shall be sealed with renderoc plug materials only.

The nozzles shall be removed after 24 hours or the grout is set, whichever is later.

The exposed portion of nozzles from concrete surface shall be cut and removed.

The depressions shall be filled with renderoc plug materials and finished to match wall surface.

5.03. Water Ponding Test:

After completion of Injection/pressure grouting, water shall be filled in water tank up to a free board

level.

Water ponding test shall conform the section 10 of IS3370-Part 1.

The water shall be filled up to free board level.

The water level (initial level) shall be marked on wall surface at all corners.

The water level shall be monitored and recorded at subsequent intervals of 24 hours over a period of

seven days along with LTMRHL.

The water ponding test shall be continued for 7 days and level shall be recorded.

The continuous observation shall be done for outer wall surface for any leakage

The total drop in surface level over a period of seven days shall be taken as an indication of the water

tightness of the tank.

If the total drop in surface water level does not exceed 40 mm for a period of seven days, tank may

be deemed to be water-tight.

If the structure does not satisfy the condition of test, and the daily drop in water level decreasing, the

period of test may be extended for a further seven days and if specified limit is then reached, the

structure may be considered as satisfactory.

If any leakage found, it shall be rectified by pressure grouting as explained above in section 5.02.

5.04. Application of Water Proofing Coat:

5.04.1. Surface Preparation:

After completion of water pond test, water shall be drained out and allow to get dry

concrete surface.

The entire surface to be treated must be ensured thoroughly cleaned.

The surface must also be free from oil, grease, wax or any other foreign materials which might

affect adhesion.

5.04.2. Priming/First Coat:

The approved materials only shall be procured for application.






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The primer/first coat shall be prepared with the ratio of 1:2:4 (1 part of Hydroproof: 2 part of

Water: 4 parts of cement)

Mixing shall be done thoroughly with slow speed drilling machine attached with mixing

paddle till it get uniform colour and consistent slurry avoiding any lump formation.

Do not mix more than two minutes.

The mixing materials shall be consumed with in pot life(30 minutes).

Retempering the mix with water should not be done. Occasionally stir the materials till the

entire quantity is applied.

Before application of water proofing paint, the concrete surface shall be weted.

The application shall be done by using paint brush consistently and the application shall be

overlapped 300 mm minimum over the vertical and horizontal surface.

The same paint shall be be applied on wall surface for minimum height of 300 mm from

finished floor level(FFL).

The minimum thickness shall be 1 to 2 mm.

The priming/first coat should be allowed to dry for 5-6 hours.

Note: To control the thickness of coat, the area coverage shall be monitored as per

manufacturer specification, ie. 16 -17 sqm/ liter for Priming/First Coat

5.04.3. Second Coat/Final Coat Application:

After drying of first coat application, second coat application shall be applied.

The second/final coat shall be prepared with the ratio of 1:2 (1 part of Hydroproof: 2 parts of

cement)

The application shall be done same as explained above in section 5.04.2.

When the second coat is in green status, silica/coursed sand shall be sprinkled prior to ensure

bonding with water proof plaster.(grain size of coarse sand shall conform to table 1 of

IS1542)

After application of final coat, initial air drying shall be allowed for 2 to 6 hours. During this

period water should not be used for curing.

Moist curing should be done for the next 24 hours by spraying water on hydroproof coating.

Following moist curing, hydroproof should be allowed to dry for three days before subjecting

it to submersion in water.

Note: To control the thickness of coat, the area coverage shall be monitored as per

manufacturer specification, ie. 4.5 -5.0 sqm/ liter for / Coat

5.05. Protective Layer Finishing :

5.05.1. Cement Concrete on Floor:

The concrete portion of floor area shall be free from debris and other foreign materials.

Floor area shall be cleaned properly before starting of concrete activity.

40 mm thick level pads shall be fixed at every 6’ 0” intervals and slope shall be maintained as

per specification and drawings.

After obtaining the clearance and approval of level pads from LTMRHL,(Refer Pour Card)

place the concrete order to batching plant trough QA/QC dept.






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Toilet slab/sunken slab area should be free from debris and any other foreign materials. Keep

the sufficient manpower, tools for placing and compaction of concrete.

Ensure the grade of concrete should be as per GFC drawing before unloading from transit

mixer.

The concrete workability & temperature should be checked and recorded at batching plant

and also at site before unloading of concrete from transit mixture.

The concrete should be placed from one end and Concrete shall be compacted

immediately after placing and leveled uniformly with using hammer/floats made of steel

channels (ISMC) and long handles for manual compaction.

The approved water proofing admixture (conplast X421IC) should be mixed along with

concrete at batching plant as per manufacturer recommendations. The concrete shall be

stiff as possible ( 50 ± 15 mm) at pour location.

The concrete surface shall be finished smoothly before final setting of concrete.

5.05.2. Water Proof Plastering:

Fix plaster buttons (50mm X 50mm size) at 2.0m intervals on the wall surface to a depth of 18mm.

The level pads shall be fixed line and plumb in order to maintain uniform thickness of plaster.

Plastering Mortar shall be prepared in proportion of 1:4, cement : sand

Volumetric boxes to be made and used for measurement.

Cement and sand to be mixed and blended together using a mechanical mixer machine or

manually. Water to be added to obtain required consistency. Water shall be added to such quantity

of dry mix prepared, which can be consumed within 30 minutes of mixing water. Unused Mortar shall

not be reworked with addition of water.

The approved water proofing compound should be added(for better results water proofing

compound shall be mixed with water, then it to be added to mortar) to the mix while mixing mortar,

125 ml of water proofing compound to 50 kg of cement bag.

The water proofing compound materials make and product approval should be obtained from

LTMRHL before using in plastering.

The surface to be plastered shall be dampened with water prior to applying the plaster mix.

The prepared Plaster Mix to be dashed against the wall with force.

Carryout plastering with reference of guide levels and finish to smooth using straight Edge, trowel and

spatula.

Polythene sheet can be laid at the floor surface, so that the fallen plaster mix can be collected and

reapplied within 30 minutes of mixing water.

Check the surface levels using straight edge and verticality with plumb and finish smooth without

undulations.

Plastering around the MEP Pipe fixtures to be trowelled to smoothness and squareness to be checked

prior to drying of mortar.

The flatness, right angle and plumb shall be checked whilst the mortar is green, so that the same shall

be rectified immediately.

The plastered surface shall be kept wet for a period of 7 days from the date of applying plaster.

5.05.3. Bore Packing(Gap Packing):

Where ever the outlets of plumbing pipes are there, the gap between the pipe and concrete/wall

surface shall be filled with non-shrink grout (Conbextra GP2) materials.

Sunken portion of toilet shall be filled with brick bat coba or any other filling materials and level the

surface to the required level as per GFC drawing.






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Laying of Brick bat Coba:-

The brick bat coba materials grade shall be obtained approval from LTMRHL before using at site.

The brick bat of size 25 to 40 mm out of well burnt bricks shall be used for brick bat coba.

The brick bats coba shall be mixed in the ration of 1:4:8(1 cement/4 fine aggregate/8 brick bats) in

mechanical mixture and filled in sunken portion to the required level.

5.06. Curing:

Exposed surfaces of concrete shall be kept continuously in a damp or wet condition by ponding or

covering with a layer of sacks, canvas, Hessian or by similar materials and shall be kept constantly wet

at least for a period of 14 days

6. QUALITY CONTROL & QUALITY ASSURANCE:

6.1 Inspection Plan:

6.2 Test Plan:






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6.1. Inspection Plan for UG Sump Water Proofing works at Uppal depot area:

Sl.No

Description of sub-activity QCP QHP Check by

L&T C

Check by

LTMRHL Documentation Format No Remarks

1 Fixing of temporary bench marks √ W R RFI, L F book, list of TBMs

LTMRHL/CMP011-F01(Rev 01) LTMRHL/AF3(Rev01)

List of RFIs through EDMS

2 Surface Preparation and construction joints location cleaning

√ W W L&TC/B&F/TF 67 List of RFIs through EDMS

3 Drilling the holes at construction joint location at every 1 mts c/c

√ W R

4 Fixing of Nozzles(PVC/GI) in to holes √ W R RFI, Check list

L&TC/B&F/TF 67 List of RFIs through EDMS

5 Filling of gaps around nozzles with quick setting cement or any grout materials

√ W R RFI, Check list

6 Receipt & Stacking of grout materials (Cebex 100)

√ W R MTC

7 Mixing of grout materials √ W W

8 Injection/Pressure grouting through nozzles √ W R RFI, checklist

9 Water ponding test √ W R

10 Dewatering of tested water √ W W

11 Application of water proofing coat

a. Application of primer/First coat b. Application of Second/Final coat

√ W R

Protective Layer Finishing: 1.Cement Concrete

√ W R

1 Approval for sources of concrete ingredients √ W W RFI, Test reports and LRMRHL/CMP011-F01(Rev01)


2 Mix design of concrete and its approval √ W W RFI, mix design approval

LRMRHL/CMP011-F01(Rev01)







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3 Production of concrete √ W R Batch sheets and trip sheets

LTMRHL/TF8 LTMRHL/

4 Transportation of concrete √ W R -

5 Temperature of concrete √ W R Concrete pour card LTMRHL/CF2

6 Rain and hot weather protection √ W R -

7 Placing of concrete on floor. √ W R RFI, Pre-concrete checklist and pour cards

LRMRHL/CMP011-F01(Rev01) LTMRHL/CF2


8 Sampling, Casting and testing of workability by slump cone method and casting of cubes for compressive strength

√ - W R Pour Card, slump test records

LTMRHL/CF2 LTMRHL/TF9

9 Compressive strength of Cubes √ W W Checklist LTMRHL/TF7

10 Compaction of concrete and finishing √ W R

11 Curing for Cement concrete √ W R Post- concrete check list

LTMRHL/CF3

12 Post concrete check √ W W RFI, Post- concrete check list

LRMRHL/CMP011-F01(Rev01) LTMRHL/TF3


Protective Layer Finishing: 1.Cement Plastering

1 Plastered Wall/concrete Surface Preparation & Cleaning

√ W R

RFI and Check list

LRMRHL/CMP011-F01(Rev01) L&T C/B&F/TF 19 LTMRHL/TF7


2 Fixing of Button Markings √ W R

3 Preparation & mixing of mortar √ W R

4 Plastering √ W R

5 Trueness and plumb √ W R

6 Surface smoothness or roughness √ W R

7 Curing √ W R






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8 Compressive strength of cement mortar √ W R

Others:

1 Housekeeping check list √ W R HMRP-31-A-rev 00

2 Excavation Clearance permit √ W W HMRP-14-C-Rev 00

3 Pep talk report √ W R HMRP-12-A-Rev 00

4 Vehicle & earth moving equipment inspection √ W R Inspection HMRP-09-AS-Rev00

5 Equipment fitness report √ W R HMRP-15-B Rev 00

6 Weekly environment inspection √ W R HMRP-28-A3 Rev00

7 Electrical safety check list √ W R HMRP-09-A2 Rev00

QCP Quality Control Point MTC Manufacturer Test Certificate QHP Quality Hold Point TBM Temporary Bench Mark W Witness RFI Request for Inspection R Review BBS Bar Bending Schedule EDMS Enterprise Data Management System L F Level Field Book QC Quality Control PCC Profile correction concrete






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6.2. Test Plan for Grout materials and concreting application works for Toilet Water Proofing Works at Uppal depot area:

Grouting Materials– for routine tests during permanent works

S.No. TEST TYPE CODE OF PRACTICE FREQUENCY OF TESTING SPECIFICATION REQUIREMENT

1 Conbextra GP2 or Rendroc RG IS1786 02 tests for every Consignment Fe500 as per IS1786

2 Cebex 200 BS8110 MTC to be maintained for every batch Shall conform to BS 8110 part 1

3 Nitobond SBR(Latex) BS 6319 MTC to be maintained for every batch Shall conform to BS 6319

4 HYDROPROOF Manufacturer specification

As per manufacturer specification

5 Conplast X 421 IC IS 2645 MTC to be maintained for every batch Shall conform to IS 2645 – 2003

6 Nitocote EP 405 IS 9833-1981 MTC to be maintained for every batch Shall conform to IS 9833-1981

Concrete – For routine tests during permanent works

S.No. TEST TYPE CODE OF PRACTICE

FREQUENCY OF TESTING SPECIFICATION REQUIREMENT

1 Cement IS 4031-Part1 to 6

MTC to be maintained and in-house tests for setting time and strength once per week and third party test once for every three months

Shall confirm to IS12269

2 Flyash IS 3812-Part1 MTC, Third party test for physical /chemical properties once per week

Shall confirm to IS3812-Part1

3 Water IS 3025 1 per source per 3 months Shall confirm to clause 4.3 of IRS:CBC

4 Admixture IS 9103 MTC to be maintained for every batch and Third party uniformity test per each batch

Shall confirm to ASTM C494 /C-260/ IS9103

5 Sieve Analysis of aggregate IS 2386 Part-1 Once per source per day (CA,FA and all –in –aggr)

Shall conform to 20 mm size graded aggregate conforming Table-2 IS 383, Zone 1&2 of table 4 IS383 and 20 mm size all-in-aggregate of Table 5 of IS 383.

6 Los Angele’s Abrasion value IS 2386 Part-4 1 per source change ≤ 50%

7 Aggregate Impact Value IS 2386 Part-4 Once per source per week ≤ 45%

8 Flakiness Index and Elongation Index IS 2386 Part-1 Once per source per week ≤ 35% for flakiness index

9 Deleterious Content IS 2386 – 3 Once per Source ≤ 3%

10 Water Absorption of aggregate IS 2386 Part-3 Once per month ≤ 3%

11 Soundness with Sodium Sulphate – 5cycles

IS 2386 Part-5 1 per source change ≤ 12% for Coarse aggregate and <10% for Fine aggregate

12 Crushing Value of aggregate IS 2386 Part-4 1 per source change ≤ 45%






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13 Workability of concrete & temperature IS 1199 Once per transit mixer per grade of concrete

175±25mm & <30ºC

14 Compressive strength of concrete IS 516

Quantity No of samples

1-5 cum 1

6-15 cum 2

16–30cum 3

31-50cum 4

51 above 4+1 for every 50cum or part thereof

(1 sample is a set of 3nos. Of 150x150x150mm cubes, in addition to this 1 sample to be taken for 7 days strength determination.) The compressive strengths shall confirm to target mean strength. If any individual cube strength is less than the target strength by 3N/mm

2, standard deviation shall be

applied. Mean strength any three cubes shall be ≤fck+3Mpa’ but not equal.

15 Chloride content in hardened concrete BS1881 – Part 6 1 per grade of concrete per 3 months ≤ 0.5% by the weight of cement

16 Sulphate content in hardened concrete BS1881 – Part 6 1 per grade of concrete per 3 months ≤ 3.7% by the weight of cement

17 Drying shrinkage BS 1881 1 per grade of concrete per 6 months ≤ 0.05%

18 Permeability MoRT&H 1 per grade of concrete till 60 samples <25mm

19 Calibration of batching plant As per approved

method Once per month ≤ 2% variation in each ingredient

Plastering – For routine tests during permanent works

1 Cement IS 12269 MTC to be maintained and in-house tests for setting time and strength once per week

Shall confirm to IS12269

2 Sieve Analysis of Fine aggregate IS 1542 Once per source per day Shall conform to IS 1542

3 Water IS 3025 1 per source per 3 months Shall confirm to IRS:CBC

4 Compressive strength of cement mortar IS 2250-1981 One set of sample per batch(for 28 days strength)

Shall conform to IS 2250-1981

5 Water Proofing compound As per Manufacturer

specification MTC should review for every batch

As per Manufacturer specification & recommendation

Other tests

S.No. TEST TYPE CODE OF PRACTICE FREQUENCY OF TESTING SPECIFICATION REQUIREMENT

1 Calibration of auto level Once per 6 months <2mm per Km

2 Environment monitoring A.P State

Pollution Board Once per 6 months (air and ground water) As per APPB norms comparing to base line reading

3 Illumination monitoring BOCW act Once per week >33 lux (using calibrated lux meter)

4 Noise levels monitoring BOCW act Once per week <63 dB (using calibrated decibel meter)






of 25


7. ENVIRONMENT, HEALTH & SAFETY:

7.1. ENVIRONMENTAL:

Vehicle / machinery and equipment operation, maintenance and refuelling shall be carried out in such a fashion that spillage of fuels and lubricants does not contaminate the ground.

Shall ensure that no trees / branches to be fell by labourer for fuel, warmth during winter. Enough provision of fuel to be ensured.

General refuse shall be stored in enclosed bins or units and it should to be separated from construction and chemical wastes.

7.2. HEALTH:

Section In-charge / Engineer shall ensure all workers are screened before engaging them for duties.

In-charge shall ensure availability of first aider with first aid kit.

Shed / shelter shall be provided for workers for weather protection along with drinking water.

7.3. SAFETY:

All transit mixers / tankers shall be provided with reverse horns.

Flagman shall be provided at all exit points of the trucks / tippers.

Warning Sign Boards like ‘Men at Work’, ‘Deep Excavation’, ‘Go Slow’ etc shall be displayed at work area.

The speed of vehicles plying in the work area shall be restricted to 15kmph maximum.

Levelling staff shall be made of wood.

If night work is to be carried out the area shall be sufficiently provided with lighting.

It shall be ensured that the safety belts were worn, tied and anchored properly while working at heights.

All working platforms shall be tied at the both ends firmly.

For taking down the concrete, chutes shall be used.

The working condition of the reinforcement cutting and bar bending machines limit switches shall be ensured before starting the day’s work.

Hand gloves shall be used for cutting, bending and shifting of reinforcement rods.

The electrical connections for vibrators / lighting shall be given by qualified / experienced P&M personnel through ELCB only.

Ensure that all moving parts of vibrator / compressor if any shall be provided with guards.

If concrete is being done by crane, the capacity of crane and its reach shall be reviewed.

Sign Boards/warning signs shall be displayed at prominent locations near to work places.






of 25


L&T METRO RAIL HYDERABAD Ltd.

REFERENCE : SAF – 30

SITE EMERGENCY CONTACT LIST

Name of the Contractor: L&T ECCD B&F IC Contract No. --- The following persons have been appointed to be our representatives on site for all site safety emergencies.

Name of

Representative

Position Office

Tel. Home

Tel. Mobile No.

RAJESH B KONDLE(RBK) PROJECT HEAD - - 9849949767

K. SRINIVAS REDDY PM - - 7799699880

A G CHANDRA SEKHAR CM - - 9963027004

S K JHA ACM 9912855721

K. SRINIVAS EHSM - - 9666097111

Dr. KARUNAKAR DOCTOR - - 9985738741

P CHAITHANYA IR - - 886998920

Project Manager Signature






of 25


LARSEN & TOUBRO LIMITED – ECC DIVISION B & F IC

CONTINGENCY PLAN FOR HYDERABAD METRO RAIL PROJECT

Ambulance vehicle Number;

(Stationed at Uppal Depot)






of 25


LIST OF HOSPITALS IN HYDERABAD (NEARBY WORK PLACE)

Sl

No

Name of the

Hospital

Hospital Location Contact No:

1 CARE HOSPITALS

Exhibition Grounds Road, Nampally, Hyderabad - 500

004

+9140 30417777, 30417488

2 MEDICITI HOSPITALS

5-9-22, Secretariat Road, Hyderabad - 500 063 +9140 23231111

3 YASHODA HOSPITALS

Nalgonda X Roads, Malakpet, Hyderabad - 500 036 +9140 24555555

4 IMAGE HOSPITALS

Madhapur, Hyderabad - 500 081 +9140 23116666, 23116000

5 APOLLO HOSPITAL

Jubilee Hills, Hyderabad - 500 033 +9140 23607777, 23607760

6 JAGDAMBA HOSPITAL

#1-1-380/3, Gandhi Nagar, Hyderabad - 500 080 +9140 27613419, 27613420

7 IMAGE HOSPITALS

903/F12 & 13, Ameerpet, Hyderabad – 500 016 +9140 23750000

8 SWAPNA NURSING HOME

6-3-1111/19, Nishanth Bagh, Begum pet

Hyderabad – 500016

+9140 23402417, 23405019

9 KAMINENI HOSPITALS

4-1-1227, King Koti

Road, Hyderabad,

Andhra Pradesh, India

+9140 66924444

10 GLOBAL HOSPITALS

Lakdi-ka-

Pul,

Hyderabad

Andhra Pradesh, India

+9140 23244444

11 JAYABHUSHAN HOSPITALS

Santosh Nagar

Colony,

Mehdipatnam,

Hyderabad

+9140 66563334

12 KAMINENI HOSPITALS

: Cross Road, L B Nagar , Hyderabad- 500068 , Andhra

Pradesh

+9140 39879999






of 25


8. ATTACHEMENTS/ ANNEXURES:

1. Annexure – 1 – Risk Assessment

2. Annexure – 2 – Incident Flow

3. Annexure – 3 - Formats


RISK ASSESSMENT/ SUMMARY SHEET

CONTRACTOR NAME: L&T CONSTRUCTION RISK ASSESSMENT FOR: WATER PROOFING WORKS

Originator Name (Print): K. SRINIVAS Contract:

Signature: Date: 13.07.2013

KEY: L = Likelihood S = Severity R = Risk (Likelihood x Severity)

RISK RANKING: L = Low priority to be implemented when resources allow.

M = Medium priority to be scheduled as soon as practicable. H = High priority to be acted on immediately.

Task/Element

Potential Hazards

Population at Risk

Risk Rating

Control Measures/ Follow-up Checklist

Revised Rating

L S R L S R

Confine Space Low Oxygen Level Suffocation

Workmen 3 4 M Ref: HM RP 12A Rev 00 Ref: HMRP-14-A Confined Space Permit

1 2 L

Shifting of materials Chemical

Employee & Workmen

2 3 M Ref: HM RP 12A Rev 00 Ref: HMRP 31A Rev 00

1 1 L

Improper shifting of materials

Employee & Workmen

2 3 M Ref: HMRP 31A Rev 00 1 1 L

Working Platform

Fall of material, hitting, slip & fall

Employee & Workmen

3 3 M

Ref: HMRP-12-A Rev 00 Ref: HMRP-09-C1 & C2 Rev 00 Ref: HMRP-09-D Rev 00 Ref: HMRP-31-A Rev 00

1 2 L

Mixing & Placing (Application)

Spillage of chemical Employee & Workmen

2 3 M Ref: HM RP 12A Rev 00 Ref: HMRP 31A Rev 00 Ref: HMRP-28-A Rev 00

1 1 L

Nonuse of PPE’s

Employee & Workmen

2 4 M Ref: HMRP 12A Rev00 1 1 L

No approach/ No access

Employee & Workmen

2 3 M Ref: HM RP 12A Rev 00 Ref: HMRP 31A Rev 00 Ref: HMRP 09A 13 Rev00

1 1 L


CONTRACTOR NAME: L&T CONSTRUCTION RISK ASSESSMENT FOR: WATER PROOFING WORKS

Originator Name (Print): K. SRINIVAS Contract:

Signature: Date: 13.07.2013

KEY: L = Likelihood S = Severity R = Risk (Likelihood x Severity)

RISK RANKING: L = Low priority to be implemented when resources allow.

M = Medium priority to be scheduled as soon as practicable.

H = High priority to be acted on immediately.

Task/Element

Potential Hazards

Population at Risk

Risk Rating Control Measures

Revised Rating

L S R L S R

Confine Space Low Oxygen Level Suffocation

Employees / Workmen

3 4 M

1. Confined Space permit shall be obtained prior to enter the sump.

2. Conduct gas testing prior to entry inside the sump 3. The persons shall be given PEP talk required to enter

the confined space been trained in dealing with the specified hazards

4. Continues watch a rescue team equipped with

emergency rescue devices rope are put on standby 5. 24v hand lamp shall been provided for adequate

lighting 6. Exhaust / fresh-air-flow fan shall be provided

1 2 L

Shifting of Materials

Chemical Injury to arms/ eyes

Employee & Workmen

2 3 M 1. MSDS is briefed to the worked with dos and don’ts. 2. Hand gloves, goggles are provided for handling the

chemical. 1 2 L

Improper shifting of Materials

Employee & Workmen

2 3 M 1. Proper handling shall be ensured without dropping

the containers on the ground. 1 2 L

Working Access /egress / Working Platform

Falling of material, hitting, slip & fall

Employee & Workmen

3 3 M

1. Nose mask and rubber hand gloves shall be provided

to the worker.

2. PEP talk shall be conducted for all workmen engaged

in the activity.

3. Step Ladder shall be utilized for the activity properly

supported by 2 workmen.

4. Workmen shall not overreach on the step ladder.

5. Continuous supervision by site engineer shall be

ensured.

1 2 L

Mixing / Placing / Grout (Application)

Spillage of chemical Employee & Workmen

2 3 M

1. Conduct Pep Talk before everyday work starts. 2.

3. Ensure 100% mandatory PPE.

4. Carrying container sealed condition.

1 1 L


RISK MATRIX

5. Recap after every withdrawal. 6. Taking the full quantities by proper draining. 7. Usage of trays for handling or transferring to other

containers.

Nonuse of PPE’s

Employee & Workmen

2 4 M 1. Goggles / Hand gloves (Rubber)/ Safety belts/ Shoes shall be worn by all persons.

1 2 L

No approach/ No access

Employee & Workmen

2 3 M

1. Approach staircase is kept safe & free from material stacking.

2. Working platform shall be provided for height work. 3. Edge protection like guard rails shall be provided for

platforms 4. Life Line & Full Body Harness shall be used while

working above 6 Feet height.

1 2 L

SEVERITY

5 4 3 2 1

PR

OB

AB

ILIT

Y

M L L L L 1

M M M L L 2

H M M M L 3

H H M M L 4

H H H M M 5


LARSEN & TOUBRO LIMITED :: ECC DIVISION

BUILDINGS AND FACTORIES OPERATING COMPANY

Ref: HMRP 12A Rev00

PEP TALK REPORT

Identity / Name of the Site :

Location :

Name of the Section Incharge :

Name of the HSEO :

Name of the Sub-Contractor/Dept.:

Number of workmen present :

Date & Time :

Topics discussed :

Response of workmen :

Remark / Any significant problem :

identified

Signature: ------------------------ ----------------------

HSEO Site Engineer


LARSEN & TOUBRO LIMITED - ECC DIVISION

BUILDINGS AND FACTORIES OPERATING COMPANY

Ref: HMRP-28-A Rev 00

ENVIRONMENT INSPECTION CHECKLIST

Name of the Project:

Location: Date:

Sl.No Description Observation Measures

I Land

1 Land contamination due to storage of inflammable substances

2 Disposal of oils

3 Disposal of batteries

4 Reduction in usage of non bio degradable items

5 Disposal of waste

6 Wood waste

7 Concrete waste

8 Food related waste

9 Biological waste

10 Others

II Water

1 Water Stagnation (esp. canteen, camps)

2 Contamination due to run off water

3 Contamination due to oil spillage

4 Conservation measures

5 Quality of drinking water

6 Sewage disposal

III Air

1 Dust pollution & its mitigation

2 Exhaust emissions

3 Obnoxious gases release

IV Noise

1 Acoustic arrangement for DG


Sl.No Description Observation Measures

2 Noise levels in the workplace

3 Noise levels outside workplace

Site Engineer EHS OFFICER


CONSTRUCTION VESSEL OR CONFINED SPACE ENTRY PERMIT

Ref: HMRP-14-A Rev 00 ___________________________________________________________________________

Project : Hyderabad Metro Rail

Client : Hyderabad Metro Rail Limited

Independent Engineer : Louis Berger Consulting Pvt.Ltd

Concessionaire : L&T Metro Rail Hyderabad Limited

Contractor : L&T Construction B&F IC Infra IC

___________________________________________________________________

To identify safe work practices related to working inside a confined space or a vessel or a plant / equipment.

A. The person taking permit (permittee) to fill up. 1. IDENTITY OF THE CONFINED SPACE 2. LOCATION 3. PURPOSE OF ENTRY DATE :

12. TESTS REQUIRED

A. OXYGEN LEVEL (19.5% - 23.5%) B. EXPLOSIBILITY (0%) C. CARBON MONOOXIDE LEVEL (50 PPM Max ) D. CARBON DIOXIDE LEVEL (1200 ppm Max) E. TEMPERATURE F. AIR FLOW G. OTHERS

13. LIST OF AUTHORIZED PERSONS TO WORK INSIDE A CONFINED SPACE & THE RESCUE TEAM (LIST TO BE ENCLOSED)

I have checked the above points and found conditions suitable to undertake the work. _____________________ __________________ ______________________ Name of the permittee Signature Designation (Site Engineer)

B) The person giving permit (Issuing Authority) to fill up The precautions and safe conditions mentioned above have been verified and the work can be started. Name & Signature of ________________________ _______________ Issuing authority Section In-charge EHSO C) Time ____________ Date____________________ at which the permit closed & filed.

FOR L&TC FOR LTMRHL/LBC

4. VALIDITY OF CONFINED SPACE PERMIT FROM : (Time) _____________ (DATE) _____________ TO : (Time) _____________ (DATE) _____________

5. HAS THE VESSEL / EQUIPMENT / SPACE BEEN CLEANED, PURGED, ISOLATED

6. HAVE ALL THE ELECTRICAL / AIR / HYDRAULIC EQUIPMENT / DRIVES BEEN DISCONNECTED

7. HAVE THE PERSONS REQUIRED TO ENTER THE CONFINED SPACE BEEN TRAINED IN DEALING

WITH THE SPECIFIED HAZARDS

8. PPE PROVIDED

9. HAS A RESCUE TEAM EQUIPPED WITH EMERGENCY RESCUE DEVICES PUT ON STANDBY

10. HAS 24V HAND LAMP BEEN PROVIDED

11. EXHAUST / FRESH-AIR-FLOW FAN BEEN PROVIDED

YES

YES

YES

YES

YES

YES

YES


IDENTIFICATION OF ENVIRONMENTAL ASPECTS AND IT'S IMPACTS

NAME OF THE OPERATION Water Proofing Works

S.No. ACTIVITY ASPECT IMPACT

RATINGS

AIR WATER LAND OTHER

SCA

LE

SEV

ERIT

Y

PR

OB

AB

ILIT

Y

DU

RA

TIO

N

1

Shifting of Materials /

Fixing & Placing

(Application)

Chemical

Spillage

Dust due to

the mixing /

Pollution /

Vapors

Contamination Due to

flowing to nearby

drains

Contamination Noise level of that area

may increase

Disturbance to local

community

3 3 3 3

Air pollution

due to

emissions

from diesel

engines

Mud scaling on the road /

location


SCALES: Note:

RATINGS

SCALE OF

IMPACT

SEVERITY OF

IMPACT

PROBABILITY OF

OCCURANCE

DURATION

OF IMPACT

LAST

Total= Scale x Severity x Probability x Duration

Total rating if >150 or any Legal Compliance is observed then Operation

Control Procedure required.

1 Localized very low Rare Momentary

2 Department Low Once a year

Lasts for a

day

3 Factory Moderate Once a month

Lasts for a

month

4 City High Once a week

As long as

aspect

continues

5 Global Very high

Intermittently/

when activity goes

on

Permanent


MINOR INCIDENTS (Such as Near miss, First-Aid, Property damage, Traffic zone

incidents etc.)

MAJOR INCIDENTS

(such as Dangerous Occurrences, LTI, Fatal, Working zone incidents)

STEPS L&T Construction LTMRHL STEPS L&T Construction LTMRHL

1 Inform

By SMS Immediately

Receive SMS (by EHS Department)

1 Inform

By SMS Immediately

Receive SMS (by EHS Department)

2 Identify, Register and send

e-mail (register in .exl) Receive e-mail

(by EHS Department) 2

Identify, Register and send e-mail (register in .exl)

Receive e-mail (by EHS Department)

3 Complete correction 3 Complete Correction

4 Investigate 4 Within 24 hrs., prepare report in

the prescribed format

5 Propose Corrective Action 5 Send report by Email within 24

hrs. of incidence

Receive a written report in a prescribed format

(by EHS Department)

6 Implement Corrective

Action 6

Inform to all personnel, Statutory authorities as per Clause 14.2 of SHE Contract

conditions

7 Record and Update

Register 7 Send copies by e-mail

Receive a copy of the said communication

(by EHS Department)

8 Inform By e-mail Receive updated register every Saturday by e-mail

(by EHS Department) 8 Investigate and report

Attend and receive an Investigation report (by EHS Department)

9 Discuss in

weekly review meeting Discuss in

weekly review meeting 9 Propose Corrective Action

LTMRHL EHS TEAM 10 Implement Corrective Action

1. K.P.SREEHARI- 7702555383 2. Prakash Rahamatkar- 7702222693 3. Bhaskar Kunadharaju- 9866299599

11 Circulate the incident report to all Interested Parties through

EDMS

12 Discuss in

weekly review meeting Discuss in

weekly review meeting

INCIDENT COMMUNICATION FLOW CHART

NANDITA

Typewritten Text


PROJECT : Hyderabad Metro Rail

CLIENT : Hyderabad Metro Rail Limited

INDEPENDENT ENGINEER : Louis Berger Consulting Pvt. Ltd

CONCESSIONNAIRE : L&T Metro Rail (Hyderabad) Limited

CONTRACTOR : L&T Construction B&F IC Infra IC

Quality Control Point

Reduced

levelQuantity:

Name Name

Date Date

Time Time

1. Inspection completed, the contractor may proceed with the works. Yes No

2. Remedial works required as below but further inspection not required. Yes No

3. Remedial works required as below and re-inspection is required. Yes No

: :

Stage No:.

Drawing Number:

ITEM LOCATION Discipline: CIVIL / MECHANICAL / ELECTRICAL / RAILWAYS

From: To:

Requested by: Inspected by:

: :

Remarks by LTMRHL:

Format No: LTMRHL/CMP 011 F01 (Rev.01)

REQUEST FOR INSPECTION

EDMS submission No:

RFI No :

Date: Date:

Corridor No: Activity:

Area name:

Quality Hold Point

Details of item :

: :

Signature: Signature:

Details of inspection :

Distribution : Original to Contractor ; Duplicate to LTMRHL

FOR L&T FOR LTMRHL / LBC







No. of

stationOffset

Back

Sight (m)

Intermedi

ate Sight

(m)

Fore Sight

(m)

Heigth of

collimation

(m)

Reduced

level (m)

Required

Level (m)Difference Remarks

FOR L&T C FOR LTMRHL / LBC

SERIES OF LEVELS FROM................................... TO...............................

Format No. LTMRHL / AF3 (Rev.01)

LEVEL FIELD BOOK

Date:

Drawing Number:

Instrument and its number: Date of next calibration:



CLIENT : Hyderabad Metro Rail Limited INDEPENDENT ENGINEER : Louis Berger Consulting Pvt. Ltd CONCESSIONNAIRE : L&T Metro Rail (Hyderabad) Limited CONTRACTOR : L&T Construction B&F IC Infra IC CHECK LIST FOR INJECTION /PRESSURE GROUTING & APPLICATION OF WATER PROOFING COMPOUND/Bitumen Emulsion

Format No.: L&T C / B&F / TF67

Structure :

Floor Level :

Location :

Drg. Reference :

Sl.no Description Date Verified Signature Remarks

Check for L&T LTIL

01 Surface preparation by cleaning and removing unwanted materials

02 Providing GI or PVC grouting nozzles of at 1.00m c/c in construction joints or any defect /honey comb area

03 Mixing of grout Materials

04 Injecting/Pressure grouting the cement slurry admixed with non-shrink expanding grout by low pressure grout pump till it fill

05 Cutting the projected portion of nozzle after completing he grouting operation and setting of grout materials

06 Water filling in tank/floor

07 Water ponding test(Water leakage shall be observed two times in a day 9.00am & 9.00pm and recorded – for 3 days)

08 Application of Water Proofing Coat

A Surface preparation

B Mixing of water Proof coating Materials

C Primer/First Coat application

D Second coat/Final Coat application

9 Protective layer finishing

A Cement Concrete on Floor

B Plastering the flooring with CM 1:4 and 15mm thick mixed with integral WP compound







Location of testing lab:

Corrridor No: Stage No:

20mm (%)

12.5mm (%)

River Sand (%)

Crusher Sand (%)

Admixture (%)

Ingredients of Mix

Qunitity per

cum (as per

mix design)

(kG)

Water

absorption

(%)

Water absorption

(kG) (col.4 = clo.2 x

col.3 / 100)

Free Moisture

in ingredients

(%)

Free Moisture in

ingredients (kG)

(col.6 = col.2 x col.5

/ 100)

for

_______cum

(kG)

1 2 3 4 5 6 8

Ordinary Portland Cement (kG) col.2 =

Flyash (kG) col.2 =

Micro Silica (kG) col.2 =

Coarse Aggregate Fraction 1 -

20mm (kG) col.2 + col.6 =

Coarse Aggregate Fraction 2 -

10mm (kG) col.2 + col.6 =

Fine Aggregate Fraction 3 -

River Sand (kG) col.2 + col.6 =

Fine Aggregate Fraction 4 -

Cruhser Sand (kG) col.2 + col.6 =

Free Water (kG) col.2 + col.4 - col.6 =

Admixture (kG) col.2 =


Source

Grade of Concrete:

DATE, TIME & Plant location:

Format No: LTMRHL / TF 8

Corrected weight of ingredients per

cum after moisture corrections (kG)

7

Portland Cement

Flyash

Micro Silica

Crushed Aggregate

River Sand

Admixture

CONCRETE BATCH SHEET

Aggregate in the Design mix







Drawing no. : Date:

Structure :

Location :

Segment :

Grade of concrete :

Quantity of concrete :

Cement Required in MT :_________________

Date & time of start :

Expected time of completion :

Method of transportation :

Method of mixing :

Method of pouring :

Rate of pour achieved : cum/hour.

Water- cement ratio :

Admixture : % Retarder/ super plasticizer

Slump observed:

1 2 3 4 5 6

mm mm mm mm mm mm

No. Of cubes taken :

ID Marks on cubes :

APPROVED TO POUR : YES/ NO


Format no: LTMRHL / CF2

CONCRETE POUR CARD







Weather condition at concrete placing location : Date :

Name PartIdentification

number


Format No.: LTMRHL / TF 9

WORKABILITY OF CONCRETE BY SLUMP CONE TEST

Structure

Corridor Stage LocationTime of

observation

Transit mixer

number

Grade of

concrete

Slump

observed

(mm)







Location of testing lab: Date of testing:


Individual Ave



COMPRESSIVE STRENGTH OF CONCRETE CUBES

W-C ratioAge on

testing

Weight of

cube (gm)

Machine

load (kN)S.No Date of casting Location / Identification mark

Grade of

concrete

Compressive strength

(N/mm2)

Cube

number

Page ____ of ____







Date :

Drawing no. :

Location :

Structure :

Segment :

Quantity of concrete poured :

Achieved pouring time :

Date of pour :

Date of side shutter stripped :

Date of soffit shutter stripped :

POSITION/ DIMENSIONS

Alignment : S / NS

Levels : S / NS

Dimensions : S / NS

Non-conformance report no. : dated

CURING

Method :

Starting date :

Finishing date :

Checks :

References: S-Satisfactory NS-Not satisfactory.

SURFACE DEFECTS

dated:

CRACKS

SPALLING

dated

Inspected by: Date: Signature:

No spalling/ Spalling

Non-conformance report no.

for cracking/ spalling

SKETCH( indicate position/ dimensions of crack/spalling)

No cracks/ cracks date observed:

Nature of cracks: Hairline/ <0.25mm/ >0.25mm

Format no: LTMRHL / CF 3

POST-CONCRETE CHECKLIST

No defects/ Minor defects/ Major defects

Non-conformance report no.

Date

Remarks




Independent Engineer : Louis Berger Consulting Pvt. Ltd

Concessionaire : L&T Metro Rail (Hyderabad) Limited


Tested By

Source of Sand

Location of testing lab: Date of testing:


1 2 3

1 (gm)

2 (gm)

3 (gm)

1 (gm)

2 (gm)

3 (gm)

4 (gm)

5 (gm)

6 (cc)

7

1. Average Bulk density of sand

2. Weight of sand in Cone of the

Pouring cylinder

Remarks :


= gm/cc

= gm

Weight of sand in the cone Wc

Weight of sand in the calibrating container, W4 = (W3-Wc)

Volume of calibrating container, W5

Bulk Density of Sand, W2/W5 (gm/cc)

Note : Sand to be used shall be clean, uniformly graded natural sand passing 1.00 mm sieve and retained on

600 micron sieve.Results

Weight of sand in the calibrating container and cone

Proposed Use

Weight of Sand in ConeTrials

Average

Weight of sand in pouring cylinder before pouring, A

Weight of sand in pouring cylinder after filling in the Cone, B

Weight of sand in the cone C = (A-B)

Bulk Density of Sand

Weight of sand in pouring cylinder before pouring, W1

Weight of sand in pouring cylinder after filling in the


CALIBRATION OF SAND POURING CYLINDER[As per IS 2720, (Part - 28)]

Pouring Set No.







Format no: LTMRHL / CF 3

POST-CONCRETE CHECKLIST

Page 01 of 02

DEPUTED ENGINEERS EVALUATION(tick as applicable)

Name: Date: Signature:

QUALITY FOLLOW-UP

Non-conformance report no. Given by Signature

TEST RESULTS SUMMARY

No. Mean SD Max Min

Any non-compliance : Yes/No

If yes- action taken :

DATA TRANSFER

Date passed to structure records : Yes/ No


Page 02 of 02

===============================================

===============================================

===============================================

=====......................................................................................................................................................

........................................................................................................................................................................

........................................................................................................................................................................

........................................................................................................................................................................

........................................................................................................................................................................

..................==========================================

===============================================

=================.....................................................................

Compliance

Yes/ No

Yes/ No

Yes/ NoCompressive strength-

28days (N/mm2))

Test

Slump (mm)

Compressive strength-

7days (N/mm2)

Not significant (use as it is)

Structural or indeterminable origin

NCR to be raised


Format no: L&T C/B&F/ TF19

CHECK LIST FOR PLASTERING WORKS


CLIENT

: Hyderabad Metro Rail Limited




Corridor No: Stage No:

Structure :

Floor Level :

Location :

Drg. Reference Type : External / Internal / Ceiling Date:

Sl.no Description Date Verified Signature Remarks

Check for L&T – Site L&T – QA

01 Clearance for plastering (like door or window frame

fixing, electrical conduits, other embedments, etc)

02 Roughening the surface

If block work - racking out joints

If concrete surface – hacking

03 Providing the chicken wire mesh at the junction of block work and concrete surfaces

04 Cleaning and dampening the surfaces

05 Fixing of mortar gauges with line, level and plumb

06 Carrying out the plastering as per the drawing and technical specification procedures by following the:

Thickness as _______mm

Cement mortar ratio as CM ______

Line, level and plumb

07 Adding water proofing compound for external

plastering, others if required as per drawing

08 Curing the surface

Guideline:

Type Thk. Ratio

Wall Plastering

Internal 12mm 1:6

External

1st coat 12mm 1:6

2nd coat 6mm 1:4

Ceiling plastering 6mm 1:3

FOR L&T C FOR LTMRHL


HOUSEKEEPING CHECK-LIST Ref: HMRP-31 – A Rev 00

__________________________________________________________________________________________ Project : Hyderabad Metro Rail Client : Hyderabad Metro Rail Limited Independent Engineer : Louis Berger Consulting Pvt.Ltd Concessionaire : L&T Metro Rail Hyderabad Limited Contractor : L&T Construction B&F IC Infra IC __________________________________________________________________________________________ Location: Date:

S.NO POINTS TO BE CHECKED YES NO REMARKS

1. Is the working place cleaned properly?

2. Is the approach road to the workplace proper and clear of obstruction

3. Are the internal roads barricaded from pedestrian path

4. Is the road maintained daily from removal of any spoil

5. Periodical spraying of water for dust suppression

6. Are all lights working properly in the night shift?

7. Is there any loose & hanging temporary wiring?

8. Is there any wastage/ leakage of water, oil in the work place?

9. Waste collecting drums are available

10. Are the machines & equipment kept clean while working & guarded properly?

11. Are fire protection appliances kept un obstructed?

12. Mud sediment cleaned from the wheel wash area

13. Are all instruction charts, sign boards, notice boards etc. in position and kept up to date?

14. Goal post is installed under overhead LT / HT power lines?

SIGNATURE CHECKED BY SIGNATURE WITNESSED BY

SITE-INCHARGE/ ENGINEER EHSO/ SITE EHS PERSONNEL


EXCAVATION CLEARANCE PERMIT

Ref: HMRP-14-C Rev 00

___________________________________________________________________________






___________________________________________________________________

(In respect to (i) Existence of service lines and utilities (ii) In the proximity of existing structures, buildings, foundations, installations like gas, electrical service stations etc. (iii) Any other conditions which may result in serious hazardous consequences.) Please permit the following excavation job as per sketch enclosed: …………………………………………………………………………………………………………………………………………… Details of excavation: Length…………………………m Width…………………….m Depth………………………….m Location:………………………………… ………………………Performing Agency:……………………………… …………… Permit valid from (Date)……………………….… to……..……….…..Execution In harge…………………………………… Tel. No.: Name: Date: Designation: Signature: Proj/Mfg/Maint/TS/ES

I ELECTRICAL: 1. Details of underground cable present in the area to be excavated………………………….……………. 2. Electrical isolation of the following required…………………………………………………..……………….…… Date: Name & Designation: Signature:

II INSTRUMENTS: 1. Details of underground cable present in the area to be excavated……………………………..……….. 2. Precautions to be observed for safe excavation job………………………………………………….………….. Date: Name & Designation: Signature:

III COMPUTER SERVICES: 1. Details of underground cable present in the area to be excavated……………………………..……….. 2. Precaution to be observed for safe excavation job………………………………………………………..…….. Date: Name & Designation: Signature:

IV ENGINEERING SERVICES: 1. Description of underground facilities existing at the proposed location………………..……………….. 2. Precaution to be observed for safe excavation job………………………………………………………..……….. Date: Name & Designation: Signature:

V. FIRE & SAFETY: 1. Provide: Cross over……………..……………….…….Barricades……………………….……………………..……

Road Blocks……………………….……..Shoring…………….………..……….Others……………………….…………. 2. Use following safety equipment: Gas Masks………………….……..Eye Protection………………….…….

Wooden Handled Tools………………………..………………..Others………………………………………………….. 3. Provide following: Approach for the Fire/Emergency Tenders/ Road closure boards/Other

Precautions…………………………………………………………………………….…………………………………………….. Date: Name & Designation: Signature:

Remarks if any…………………………………….……………………………………………….……………………………………… The Above Mention Job Can Commence………………………………………………………………..…………………...

Date: Name & Designation: Signature: ISSUING AUTHORITY

The above mentioned excavation work has been completed satisfactorily.

Date: Name & Designation: Signature:


ISSUING AUTHORITY ___________________________________________________________________________________ Note: The scope of this permit is limited to carrying out the excavation work safely. This permit is not intended / applicable till closing of the excavated area.



VEHICLE & EARTH MOVING EQUIPMENT INSPECTION CHECKLIST Ref: HMRP-09-A5 Rev 00

_____________________________________________________________________






______________________________________________________________

Make / Model :

Job No. : Asset code (If applicable) :

Inspected By : Owned by :

Date :

Sl. No. Points Observation Measures

1 Engine condition

2 Clutch / brake / Hand brake

3 Hydraulic System

4 Guards / Covers / Doors

5 Fastener lock pins / Keys

6 Horn / Reverse horn / Lights

7 Indicators / Wiper Blades

8 Operator’s fitness

9 Tyre pressure / Tyre Condition

10 Condition of Battery and Lamps

11 Operating levers / steering

12 Gauges & warning devices

13 Fire extinguisher provided

14 Rear Side Mirror

15 Seat Belt

16 Triangular Retro Reflectors – 4 nos. (Front side – 02, Rear side – 02)

17 Chock blocks (min 02 nos.)

18 Delay Start Mechanism

19 Validity of PUC Certificate

20 Validity of Fitness Certificate



EQUIPMENT FITNESS REPORT FOR VEHICLE & EARTH MOVING EQUIPMENT Ref: HMRP-15-B Rev 00

___________________________________________________________________________






___________________________________________________________________

Make / Model : Identification/Reg No :

Asset code (If applicable) : Date :

Owned by : Inspected Team :

Sl. No.

Check Points Observation Remarks

1 Engine condition

2 Clutch / brake

3 Hydraulic System

4 Guards / Covers / Doors

5 Fastener lock pins / Keys.

6 Horn / Reverse horn / Lights/

7 Indicators / Wiper Blades

8 Operators fitness

9 Tyre pressure

10 Condition of Battery and Lamps

11 Operating levers / steering

12 Gauges & warning devices

13 Fire extinguisher Provided

14 First Aid Box

15 Swing Alarm Provided

16 Validity of PUC Certificate

17 Validity of Fitness Certificate

18 Delay Start Mechanism

This Vehicle/ Earth Moving Equipment has been checked for the above points and

Found FIT for deployment Found UN FIT for deployment _________________ ___________________ (P&M Engineer) (EHSO)



Weekly Environmental Inspection Checklist HMRP-28 A3 Rev 00

_______________________________________________________________________________________






________________________________________________________________________________________

A) SUMMARY SHEET

1. Major issues of non-conformity in the past week are:

Issue Reason

(i) Air (Specify)

(ii) Water (Specify)

(iii) Noise (Specify)

(iv) Waste (Specify)

(v) Storage (Specify)

(vi) Housekeeping (Specify)

(vii) Roads (Specify)

2. Over the last week have been able to implement environmental management requirements as per

contract

Yes No if not yes reasons are

(i)

(ii)

3. Following issues have not been resolved for more than past two weeks

(i)

(ii)

4. Support/Clarification from L&TMRHL and/or its representative required in the following:

(i)

(ii)

5. Complaints received in the past week.

(i) From Action Taken Reasons for Delay

(ii) Public

(iii) Client

(iv) Statutory Agency

Auditor: Project Manager

Contract Number: Contractor

Environmental Manager Project Manager Document No.:


B) Weekly Environmental Inspection

Report No.:

Inspection Date:

Inspected by :

Inspection Area:

Participants:

S. No.

Item

Observation

Remarks

Action

By date

By whom

1.0

AIR POLLUTION

1.1

Dust (approach roads, adjacent roads, working area, cement handling etc.)

Site Satisfactory

Site Dusty

Sprinkling carried out as required

Excavate removal within 2 days

1.2

Generators

Satisfactory

Black smoke

Leaking oil

Drip Pans not available

1.3

Vehicles

Satisfactory

PUC certificate available

Black smoke

Wheel Washed /Cleaned

Leaking oil

Side of vehicle clear of mud

Material transported in closed manner

1.4

Air Monitoring Carried out as per contract Results

reported as per contract Remedial

measures in place where required

2.0

WATER POLLUTION

2.1

Site Drains

Drainage system functional


S. No.

Item

Observation

Remarks

Action

By date

By whom

No Contamination

Not blocked by debris/ garbage No indications of Oil spilled in drains

Storage of chemical waste not nearby

2.1

Site Drains

Storage of refuse/ excavate muck not near the drains

2.2

Adjacent Drains

Not damaged

No signs of pouring bentonite No

signs of pouring Chemicals

Signs of discharging Silt/ debris

2.3

Separator Tanks

Tank not full of silt

Tank regularly emptied

3.0

NOISE POLLUTION

3.1

Noise control measures

All powered mechanical equipments are sound reduced

Acoustic / enclosures constructed in areas of excessive noise

Equipment located and directed away from noise receptors

3.2

Generators provided with acoustic enclosures

Effective

Not effective

Not provided

3.3

Noise Monitoring

Carried out as per contract

Not exceeded baseline values

Remedial measures in place

Results evaluated statistically for inclusion in Monthly repot

4.0

WASTE MANAGEMENT

4.1

Waste Identified

Chemical Flammable Corrosive Construction related/ oil/ Filters/ Batteries

Hazardous

Other (Specify)

4.2

Storage Containers &

Adequate number and properly place


S. No.

Item

Observation

Remarks

Action

By date

By whom

Bins Proper quality

Emptied regularly

Labeling proper

No spillage on container surface noticed

Pollutants (e.g. waste chemical), not dumped in bins

Recyclable (e.g. metal) not dumped in garbage bins

4.3

Oil Waste

Drip pans available

No oil stains on ground

Spill absorption material available

Waste oil poured in to designated waste drums

Used oil filters not dumped in garbage bins

4.4

Excavate/Muck

Storage satisfactory/ properly secured

Dumping in authorized areas

No interference with nearby drainage

5.0

STORAGE

5.1

Diesel Storage

Extensive diesel spillage on ground not visible

Drip pans used when pumping diesel

Pipes / connectors/ pumps not leaking

Not located close to storm water drains

transfer arrangement satisfactory

6.

AESTHETICS & CLEANLINESS

6.1

Housekeeping & Hygiene

Designated storage area for materials

Scraps/brickbats/rubbish scattered at site

Proper space for handling waste

Area Clean and dry

Stagnant water treated weekly


S. No.

Item

Observation

Remarks

Action

By date

By whom

Proper stacking of drums

Barricades are clean, in line, firmly secured and proper earthling

Water not allowed to accumulate in work area for any reason

7.0

ROADS

7.1

Access Roads

Satisfactory Maintenance

In urgent need of Maintenance

7.2

Public Roads used by Contractor

Satisfactory maintenance

Repair not carried out


WEEKLY ENVIRONMENTAL AUDIT

AUDIT No. :

WEEK ENDING :

POGRESS IN THE LAST WEEK:

PLANNING /GOALS FOR THE NEXT WEEK:

Environmental Manager

Project Manager

Document No.:



Page 1 of 3

ELECTRICAL SAFETY INSPECTION CHECKLIST

Ref: HMRP-09-A2 Rev 00 _____________________________________________________________________






______________________________________________________________

Inspected By :

Date :

Sl. No.

Points Observation Measures

CABLES

1 Whether the condition of Cable is checked?

2 Are Cables received from other site checked for Insulation Resistance before putting them into use?

3 Are all main Cables, taken either underground / Overhead?

4 Are welding Cables routed properly above the Ground?

5 Are welding & electrical Cables overlapping?

6 Is any improper jointing of Cables wires prevailing at Site?

DBs / SDBs

1 Is earth conductor continued upto DB / SDB?

2 Whether DBs & extension boards are protected from rain / water?

3 Is there any overloading of DBs / SDBs?

4 Are correct / proper fuses & CB’s provided at main boards & sub- boards?

5 Is energised wiring in junction boxes, CB panels & similar places covered all times?


Page 2 of 3

Sl. No.


6 Is periodical maintenance done and loose connections are avoided?


Page 3 of 3

Sl. No.


RCBO / RCCB

1 Whether the connections are routed through RCBO / RCCB?

2 Is RCBO/RCCB sensitivity maintained at 30 mA?

3 Are the RCBO/RCCB numbered & tested periodically & test results recorded in a logbook countersigned by competent person?

EARTHING

1 Is neutral earthing ensured at the source of power (Main DB at Gen. or Transformer)?

2 Whether the continuity & tightness of earth conductor are checked?

3 Mention the SWG of earth conductor used

4 Mention the value of Earth Resistance

ELECTRICALLY OPERATED MACHINES / ACCESSORIES

1 Whether the plug top provided for all electrical connections?

2 Are all metal parts of electrical equipment’s & light fittings / accessories grounded?

3 Is there any shed / cover for welding machines?

4 Are light fittings fixed at proper places?

5 Are Portable power tools maintained as per norms?

6 Any other Information

water proofing toilets works

Documents