Construction of Recharge Structures at various locations in GMC Area under the sub-mission Shallow Aquifer Management (SAM 2.0) (2nd Trial)

Name of Work : - Construction of Recharge Structures at various locations in GMC Area under the sub-mission Shallow Aquifer Management

ITEM OF WORK Unit Total Qty Rate in Words Amount

Recharge Borewell for Integrated Groundwater Management for Ravine Management

through SW–GW Interface at IIT Gandhinagar (Location-1)

Construction of Filter Pit of 3.00 m diameter and 3.00 m depth including excavation in all

types of strata, disposal of excavated material, providing and laying PCC (1:2:4) at bottom

and top coping, construction of RCC/CC circular filter chamber in cement mortar, internal

Rupees TwelveThousand Six

1.1 and external cement plaster, providing and laying graded filter media comprising 40–65 SQM 9.00 12625.00

Hundred Twenty Five Only

mm boulders, 20 mm aggregates and 10 mm black trap crushed metal in specified layers,

including all labour, materials, T&P, dewatering, curing, testing, finishing and all incidental

works complete as per drawings and direction of Engineer-in-Charge.

Providing, constructing, testing and commissioning Recharge Borewell of 300 mm

diameter and 30.00 m depth complete with drilling of pilot bore by direct rotary mud

flush rig in all types of strata, reaming to the required diameter, supplying and lowering

RCC plain casing pipes in the upper blind section and RCC strainer pipes in the designated Rupees Two Thousand Six

1.2 slotted recharge zone as per approved design, providing graded black trap gravel packing Rmt 30.00 2651.25 Hundred Fifty one Rupees and

(10–20 mm), clay sealing, bore development by air compressor, providing bore plug, twenty Five paisa

bottom lowering plate, MS clamps, nuts, bolts and all accessories, complete with testing,

commissioning and all labour, machinery, transportation and incidental works as directed

by the Engineer-in-Charge.

Recharge Well integrated with Rooftop Rainwater Harvesting (RRWH) System at DAU

(formerly DAIICT),(Location-2)

Providing, constructing, testing and commissioning Recharge Well integrated with

Rooftop Rainwater Harvesting (RRWH) System of approved size and depth, including

excavation in all types of strata, construction of RCC ring recharge well, providing and

laying graded filter media comprising sand, charcoal, gravel and boulders, inlet

Rupees Fifteen Thousand Six

2.1 arrangement for receiving rooftop rainwater, provision of freeboard and overflow SQM 36.00 15655.00

Hundred Fifty Five only

arrangement, backfilling, compaction, testing and commissioning, including all labour,

materials, machinery, tools & plants, dewatering, transportation and all incidental civil

works complete as per approved drawings, technical specifications and direction of the

Engineer-in-Charge.

ITEM OF WORK Unit Total Qty Rate in Words Amount

Filter Well for Flood Management and Runoff Minimization in Sector-5 Common Plot

Providing, constructing, testing and commissioning Filter Well of approved diameter and

depth for flood management and runoff minimization, including excavation in all types of

soil/strata, construction of RCC ring filter well, providing and laying graded filter media

comprising sand, charcoal, gravel and boulders, complete with inlet arrangement for Rupees Fifteen Thousand Six

collection of storm water, provision of freeboard and overflow, backfilling, compaction, Hundred Fifty Five only

testing and commissioning, including all labour, materials, machinery, tools & plants,

dewatering, transportation and all incidental civil works complete as per approved

drawings, technical specifications and direction of the Engineer-in-Charge

Revival of Existing Recharge Borewell with Redesigned Filter Chamber at Sector-5

Providing, laying and commissioning graded filtration media for revival of existing

recharge borewell system, including excavation, dressing and preparation of filter bed,

construction/modification of collection chamber, cleaning and desilting of existing

Rupees TwelveThousand Six

4.1 chambers, providing and laying approved quality sand and graded gravel filter media in SQM 9.00 12625.00

Hundred Twenty Five Only

specified layers, construction of protection wall, backfilling, finishing and all labour,

materials, machinery, tools & plants, transportation and incidental works complete as per

approved drawings and direction of the Engineer-in-Charge

Providing, fixing, testing and commissioning inlet system comprising PVC water inlet pipes

with mesh/screens, sealed inlet arrangements, interconnecting pipe between filtration

chamber and existing recharge borewell with air vent, modification of existing borewell Rupees Six HundredFifty Six

head, all fittings, joints, accessories and appurtenant works, including testing for proper Ruppes fifty paisa

flow, complete in all respects as per approved drawings and direction of the Engineer-in-

Community-Level Filter Bed cum Recharge Tubewell for Flood and Waterlogging

Management in Sector-5, Gandhinagar. (Location-5)

Providing, constructing, testing and commissioning Community Filter Bed of approved size

and depth, including excavation in all types of soil/strata, construction of retaining wall

and filter bed, providing and laying graded filtration media comprising sand, charcoal,

Rupees Fifteen Thousand Six

5.1 gravel and pebble/boulder layers with HDPE mesh separator wherever required, inlet SQM 16.00 15655.00

Hundred Fifty Five only

arrangement for collection of storm water, backfilling, compaction, finishing and all

labour, materials, machinery, tools & plants, dewatering, transportation and incidental

works complete as per approved drawings and direction of the Engineer-in-Charge

Providing, constructing, testing and commissioning 300 mm diameter Recharge Borewell

of approved depth, including drilling of pilot bore, reaming to required diameter,

supplying and lowering RCC casing and strainer pipes, gravel packing with graded Rupees Two Thousand Six

5.2 aggregates, bore development using air compressor, providing bore plug, MS clamps, Rmt 45.00 2651.25 Hundred Fifty one Rupees and

bottom lowering plate and all accessories, complete with connection to the filter bed, twenty Five paisa

testing, commissioning and all labour, materials, machinery, transportation and incidental

works as per approved drawings and direction of the Engineer-in-Charge

Peri-Urban Drinking Water Source Sustainability through Recharge Borewell + Filter

Chamber near Randheja Lake, Gandhinagar.(Location-6)

ITEM OF WORK Unit Total Qty Rate in Words Amount

Providing, constructing, testing and commissioning Filter Bed of approved size and depth,

including excavation in all types of soil/strata, PCC at bottom and top coping, CC/RCC

filter chamber, 20 mm cement plaster to internal and external surfaces, providing and

laying graded filter media comprising sand, charcoal, gravel and boulder layers with HDPE Rupees TwelveThousand Six

mesh separator wherever required, inlet arrangement for receiving overflow water, Hundred Twenty Five Only

backfilling, compaction, finishing and all labour, materials, machinery, tools & plants,

dewatering, transportation and incidental works complete as per approved drawings and

direction of the Engineer-in-Charge

Providing, constructing, testing and commissioning 300 mm diameter Recharge Borewell

of 80 m depth, including drilling of pilot bore, reaming to the required diameter,

supplying and lowering RCC plain casing pipes and RCC strainer pipes, gravel packing with

Rupees Two Thousand Six

selected graded aggregates, clay sealing, bore development using air compressor,

6.2 RMT 80.00 2651.25 Hundred Fifty one Rupees and

providing bore plug, MS clamps, bottom lowering plate and all necessary accessories,

twenty Five paisa

complete with connection to the filter bed, testing, commissioning and all labour,

materials, machinery, transportation and incidental works as per approved drawings,

technical specifications and direction of the Engineer-in-Charge

Defunct Borewell Recharge with Filter Pit (Gram Panchayat Borewell - Por village,

Gandhinagar) (Location-7)

Providing, constructing, testing and commissioning Defunct Borewell Recharge with Filter

Pit, including excavation in all types of soil/strata, construction of CC filter chamber with

PCC at bottom and top coping, cement plaster to internal and external surfaces, providing

and laying graded filter media comprising sand, charcoal, gravel and boulder layers with

Rupees TwelveThousand Six

7.1 HDPE mesh separator wherever required, modification and integration of the existing SQM 9.00 12625.00

Hundred Twenty Five Only

defunct borewell for groundwater recharge, inlet arrangement, backfilling, compaction,

testing and commissioning, including all labour, materials, machinery, tools & plants,

dewatering, transportation and all incidental works complete as per approved drawings,

technical specifications and direction of the Engineer-in-Charge.

8 RRWH Recharge Borewell at Primary School Khoraj (Location-8)

ITEM OF WORK Unit Total Qty Rate in Words Amount

Providing, laying, testing and commissioning Rooftop Rainwater Harvesting (RRWH)

filtration system comprising ISI marked PVC downpipes, fittings, clamps, inline rainwater

filter, collecting chamber, excavation for laying connecting pipeline, interconnection from Rupees TwelveThousand Six

rooftop to recharge borewell, including all fittings, accessories, supports, testing, Hundred Twenty Five Only

commissioning, labour, materials, machinery, transportation and all incidental works

complete as per approved drawings and direction of the Engineer-in-Charge

Providing, constructing, testing and commissioning 300 mm diameter Recharge Borewell

of approved depth, including drilling of pilot bore, reaming to the required diameter,

supplying and lowering RCC plain casing pipes and RCC strainer pipes, providing graded

Rupees Two Thousand Six

gravel packing, bore development using air compressor, bore plug, MS clamps, bottom

8.2 Rmt 30.00 2651.25 Hundred Fifty one Rupees and

lowering plate and all necessary accessories, complete with connection to the RRWH

twenty Five paisa

filtration system, testing, commissioning and all labour, materials, machinery,

transportation and incidental works as per approved drawings, technical specifications

and direction of the Engineer-in-Charge

Providing, fabricating, supplying, transporting and erecting Information, Education and

Communication (IEC) Board of approved size and design at the designated recharge

structure site, comprising retro-reflective printed graphics and project information on

9 ACP/MS/GI sheet with suitable structural support, foundation, nuts, bolts and all Nos 10.00 5050.00 Rupees Five Thousand Fifty Only

necessary fixtures, including excavation, concreting, painting, lettering, installation,

testing, cleaning and all labour, materials, machinery, transportation and incidental works

complete as approved by the Engineer-in-Charge.

Operation and maintenance of all completed recharge structures for a period of two

years after successful commissioning, including routine inspection, cleaning of filter media

and collection chambers, removal of silt, debris and vegetation, cleaning of inlet and

outlet arrangements, flushing and maintenance of recharge borewells/filter wells, Rupees One Lacs One Thousand

replacement of minor damaged components, maintaining proper functioning of the Only

system during monsoon, submission of maintenance records, and all labour, materials,

tools & plants, transportation and incidental works complete as directed by the Engineer-

SAY Total Amount

SAY Total Amount

I / We am / are willing to carry out the work at __________% above / below __________ percentage (should be written in figures and words) of the estimated rates

Estimated Amount put to Estimated Amount put to

Deduct _________ % Below. Add _________ % Above.

1 All work shall be carried out as per Public Works Department Handbook and other specifications of Division or as directed.

2 All columns in the Schedule should be filled in ink and the total of the entire in the last columns should be struck by the contractor under his signature.

3 Rates quoted include clearance of site (prior commencement of work and at its close) in all respects and hold good for work under all conditions, site, moisture, weather etc

4 To be continued on additional sheets, if found necessary.

5 The Labour Cess will be deducted as per prevailing rules i.e.1% of the work done.

6 Credit Value of Dismantle Material Rs.0.00 will be recovered in 1st RA bill of Contractor.

7 The bituminous work shall be carried out by the contractor or as under by utilizing.

8 For abnormal high or law rates payment of such items shall be regulated as per Govt. Circular letter No. Parach-102008-61-S dated 27-11-2008 attached with tender papers.

9 The Contractor shall exhibit a board with detailed specification and details of work as directed by the Engineer-In-Charge for which no extra payment shall be made.

10 GST and Income tax TDS will be deducted at a source while making payments of bills.

ITEM OF WORK Unit Total Qty Rate in Words Amount

In all R.C.C. Items in Rate Analysis Standard Cement Consumption has been taken as per Govt. G.R.: PRC-10/2017 Cement Consumption/16/C Date:11/05/2017 as stated in

11 S.O.R. therefore in R.C.C. items where there is a change as per actual mix design the cost of difference of cement consumption have been deducted from the rate of original

item at the rate of input rate mentioned in all the tender.

Deputy Executive Engineer Add. City Engineer

Gandhinagar Municipal Corporation Gandhinagar Municipal Corporation

Gandhinagar Gandhinagar

Gandhinagar Municipal Corporation