Download - Rwssp_lis Orientation program for SPMU officialS

RWSSP_LISORIENTATION PROGRAM FOR SPMU OFFICIALS

Water Supply Schemes - SVS/SHS/SGS /Project Cycle :

Technical Aspects

22-03-2014

1

SCHEME CYCLE FOR SHS/ SGS (SINGLE GP-MULTIPLE HABITATIONS)

(After selection of GP for SHS/ SGS)

Sl.No.

Phase Time Duration

1 Pre-planning Phase 2-3 months

2 Planning Phase3-4 months

3Implementation Phase 6-10 months#

4.Post-implementation Phase 17-24 month onwards* 2

KEY ACTIVITIES AND TECHNICAL ASPECTS PRE-PLANNING PHASE (2-3 MONTHS)

Selection of SO by DWSC based on pre-agreed criteria

Formation of GPWSC if not already there, ensuring representation by women and

as per composition specified in relevant PRI act

Tripartite Agreement between DWSC, State Technical Department and GPWSC for

collaborating for the project for design, planning and implementation

3

KEY ACTIVITIES AND TECHNICAL ASPECTS PRE-PLANNING PHASE (2-3 MONTHS)

Verification/ Confirmation of data regarding selection (Water Quantity, Water

Quality, Land availability etc. including other desirable and essential criteria)

Assessment of Source Availability in terms of Quantity/Yield (Secondary data)

Hydro-Geology (Decide the Source), Water demand/usage pattern, habits/practices,

topography, assessment of techno-physical features (including existing impediments

etc.)

Assessment of Affordability (capacity) and Willingness to Pay4

KEY ACTIVITIES AND TECHNICAL ASPECTSPRE-PLANNING PHASE (2-3 MONTHS)

Disclosure of Design principles (Technical) in the villages/ habitations likely to

be benefitted

Assessment of requirements, Identification of technology options, preparation of

feasibility report [assessment of rough costs (capital and O & M cost as well)] on the

basis of thumb rules.

Possible components of the schemes on the basis of above

5

KEY ACTIVITIES AND TECHNICAL ASPECTSPRE-PLANNING PHASE (2-3 MONTHS)

Gram Sabha Resolution “Agree To Do” (i.e. to take up the scheme as per guidelines

and principles)

6

KEY ACTIVITIES AND TECHNICAL ASPECTS PLANNING PHASE (3-4 MONTHS)

Preparation of Water Security and Safety Plan for the GP (with inputs from overall Water

Security Plans for the Block/ District (Guidelines of MoDWS)

Collection of Primary data and Detailed Survey (TSS, correlation to GPS data) etc.

In case of small Schemes consideration of relaxation in Total Station Survey

7

Mobilization of communities, IEC on safe water, hygiene, sanitation and environmental

sanitation and Trainings on community development for GP/GPWSC members.


Preparation of SHS/SGS plans by GPWSC (with support from SO/Engineers)-

preliminary designs and line estimates (and specifically including coverage for all section

of population including the SC/ ST/ vulnerable/ marginalised )

8

Gram Sabha Resolution approving the scheme technology and estimates (for SHS/

SGS) and give go ahead for Water Schemes

Disclosure of water security plan details within the habitations and at GP level

Preparation of detailed technical designs of all components and detailed cost

estimates with technical specifications (lump sum provisions be avoided) for Detailed

Project Report. Realistic assessment of O & M costs be done

Submission of brief proposals by GP to DWSC/SPMU for technical and

administrative approval as per delegation of powers

9


Submission for Technical Sanction

Receipt of Technical Sanction of SHS/SGS

Bid document: Scope of work with technical specifications and detailed BoQ with

complete technical specification and reference relevant BIS /NBC

- Defect Liability Period – preferably 12 months.

- Liquidated damages clause for delay, performance, environmental and social

safeguard. 10


Disclosure of finally approved/sanctioned scheme(s)

Disclosure of community contribution

11


Collection of initial (upfront) contribution (ownership feeling)

Reference to HGM maps/ Hydro-geologist report regarding under ground source

Storage capacity should be sum of Maximum deficit and maximum surplus (mass curve)

Detailed maps and detailed drawings with Auto CAD be prepared

Technical Specification with reference to relevant B I S e. g. Concrete grade, pumps,

fittings, etc. 12

Few points to be kept in mind in preparation of DPRs / technical designs


Disclosure of all technical and financial details of selected contractor and contract.

Bid Invitation (Technical and Financial) and selection of construction contractor(s) by

GP/GPWSC, as per procurement process (with SO and Technical Department assistance).

Quality controls of materials and construction supervision by GPWSC/ SO

Engineer (Work Finishing and desired workmanship).

- Sample testing in test house (Labs.)

Execution of work with environmental and social safeguards.

13

KEY ACTIVITIES AND TECHNICAL ASPECTS IMPLEMENTATION PHASE

Commissioning of scheme and trial runs

a) Equitable distribution as per design (Quantity, Duration & Pressure).

b) Ensuring disinfection and measurement of residual Chlorine (by choloroscope).

Independent quality check and monitoring by the Third Party (Independent

Construction Quality Surveillance Consultant).

14

Source Water Quality test, Yield test of source.

Recording of measurements, check measurements and payment authorization.


Technical and Social Audit and their disclosures.

After completion of the work, preparation of implementation phase completion

report (IPCR) and its disclosures

15

As built/completion drawings of all component. Hidden works/under ground works

e.g. T W (Strata chart during drilling and pipe assembly drawing during lowering of

assembly) ,


16

GPWSC take over works from the Contractor.

Continuous IEC activities with monitoring at household and community level.

Compilation & recording of all maps and completion drawings. Due care should be given

for completion drawing of Distribution System (pipe line, fittings, valves, depth etc.).

KEY ACTIVITIES AND TECHNICAL ASPECTS POST IMPLEMENTATION PHASE (O & M)

Preparation of O & M budget, decide on subsidy and tariffs.

17

Disclosure of charges fixed, methodology, charges collected; defaults, etc. at

Habitation/ GP level.

Collection of charges, as applicable by GPWSC.


Water quality Monitoring and surveillance

Carrying out of O&M by GPWSC with assistance from SOs (preferably for

6 months) and on their own later.

18

In case O&M is outsourced: Tripartite Service Agreement for O & M of

the schemes (GPWSC- DWSC- Operator).

Exit of SOs from the GP.

Technical Backstopping by Technical Department.

O & M Manual including troubleshooting.


19

Plans, drawings and O & M Manuals

Schedule of inspection of Machinery.

Schedule of inspection of water intake; water treatment, disinfection/chlorination, Reservoirs, Mains, Pumping stations, Distribution network, meters, house connections etc.

Schedule of daily operations

KEY ACTIVITIES AND TECHNICAL ASPECTS POST IMPLEMENTATION PHASE (O & M) - REQUIREMENTS

20

Record of Equipments

Records of key activities of Staff

Staff charts and working schedule

Records of Water quality (raw, Treated and supplied)

KEY ACTIVITIES AND TECHNICAL ASPECTS POST IMPLEMENTATION PHASE (O & M) - REQUIREMENTS

Inventory of stores

Leak detection schedule

ROLES & RESPONSIBILITY MATRIX

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LINKING WATER, HEALTH, SANITATION AND ENVIRONMENTAL PROTECTION

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Prevention of diseases related to Water and Sanitation

Major Preventive Measures

o Safe human excreta disposalo Personal hygiene o Domestic hygieneo Food hygieneo Water hygieneo Safe wastewater disposal and drainage

RELATIONSHIP BETWEEN INFECTIONAND PREVENTIVE MEASURES

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Infection Safe human excreta disposal

Personal hygiene

Domestic hygiene

Food hygiene

Water hygiene

Drainage

Diarrhoea Dysentry Typhoid Cholera

Roundworm (ascariasis) Whipworm (trichuriasis)

Hookworm

Tapeworm

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Infection Safe human excreta disposal

Personal hygiene

Domestic hygiene

Food hygiene

Water hygiene

Drainage

Guinea worm (dracunculiasis)

Schistosomiasis (bilharzia)

Scabies, YawsRingworm

TrachomaConjunctivitis

Louse-borne typhus/ relapsing fever

Malaria Yellow FeverDengue

Filariasis

DRINKING WATER SOURCE PROTECTION

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Appropriate source selection and intake Catchment protection* Sanitary surveying of water point* Improvement of sanitation practices* Physical protection of wells and intakes* Soil and water conservation techniques* Wastewater treatment* Wastewater recycling* Artificial recharge Reforestation Community motivation and awareness* Partnership between communities and

authorities Legislation and enforcement

31

Thank You

Download - Rwssp_lis Orientation program for SPMU officialS

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