REMAINING WORK OF DIGDOH DEVI WATER SUPPLY SCHEME

SUBWORK NO.1 :- PURE WATER GRAVITY MAIN For DIGDOH FROM MBR OF DIGDOH TO VARIOUS ESR'S, 300 MM & 100 MM DIA. DI K-7, TOTAL LENGTH = 1550 RMT

Item No. 1 :- Excavation for foundation / pipe trenches in earth, soils of all types, sand, gravel and soft murum, hard murum, hard murum and boulders, W.B.M. road, soft rock and old cement and lime masonry foundation asphalt road, hard rock and concrete road by chiselling, wedging, line drilling, by mechanical means or by all means other than blasting, including removing the excavated material upto a distance of 50 metres and lifts as below, stacking and spreading as directed, manual dewatering, preparing the bed for foundation and excluding backfilling, etc. complete. Lift 0 to 1.5 M

Item No. 2 :- Providing D.I. pipes (push on joints pressure pipes of D. I. of following class and diameters confirming to the I. S. specification inclusive cost of jointing materials (Rubber gasket of EPDM Quality ) excluding GST levied by GOI & GOM in all respect including Third party inspection charges of TPI Agency approved by MJP including Transit insurance, Railway Freight, Unloading from railway wagon, Loading into Truck, Transportation to departmental store, unloading, stacking etc. completed as directed by Engineer in charges (IS 8329/2000 for pipes and IS 158/1969 and IS 12820/1989 or latest edition/ revision with amendments for Rubber Gaskets.(lS:8329:2000 latest version)

300 mm Dia D.I. K-7

250 mm Dia D.I. K-7

200 mm Dia D.I. K-7

100 mm Dia D.I. K-7

Item No. 3 :-Lowering laying and jointing with SBR ruber gaskets C.I. S/S pipes of various classes with CI / MS specials of following diameter in proper position, grade and alignment as directed by Engineer-in-charge including conveyance of material from stores to site of work, including cost of jointing materials and rubber rings labour etc. complete. Note : Only SBR Rubber gaskets to be used as per IS-5382 and IS-12820.

Rate with rubber Ring 300 mm Dia D.I. K-7

250 mm Dia D.I. K-7

200 mm Dia D.I. K-7

100 mm Dia D.I. K-7

Item No. 4 :-Hydraulic testing of C.I./D.I. pipe line to specified pressure including cost of all materials and labour and water for testing for specified length including cutting, placing end cap making arrangement for filling safe water using reciprocating type pumps which should be able to provide specified test pressure gauges and other necessary equipments, labour, operation charges, etc. required for testing. The rate under this item shall also include cost of retesting, if necessary and reinstating to original position using water supplied by the contractor.

300 mm Dia D.I. K-7

250 mm Dia D.I. K-7

200 mm Dia D.I. K-7

100 mm Dia D.I. K-7

Item No. 5 :- Providing and supplying ISI standard D. I. specials & fitting with sealing rubber gasket of S.B.R,complete with cast iron follower gland and M. S. nut bolts coated or otherwise protected from rusting and suitable for D.I.pipes including cost of labour, materials, and transportation to stores, loading and unloading excluding GST levied by GOI & GOM in all respect etc. complete as per IS-9523. For all types of specials, bends tees etc. 80 to 300 mm dia

Item No. 6 :- Providing and supplying ISI standard MS specials of required thickness with 3 coats of approved make epoxy paint (Shalimar, Ciba or Mahindra & Mahindra make) from inside and outside excluding GST levied by GOI & GOM in all respect including inspection charges, transportation to stores and stacking, etc. complete.

Item No. 7 :- Providing and supplying ISI mark CI D/F reflux valves (non-return valves ) of following dia including railway freight, inspection charges, unloading from railway wagon, loading into truck, transportation upto departmental stores, unloading, stacking excluding GST levied by GOI & GOM in all respect etc. complete. Reflux valves as per I.S.5312 Part-I (1984) 100mm NRV

Item No. 8 :- Providing double flange sluice valve confirming for IS- 14846 including worn gear arrangements as per test pressure, stainless steel spindle, caps, including inspection charges, transportation upto departmental store, unloading, stacking excluding GST levied by GOI & GOM in all respect etc. complete.

300 mm dia. PN-1, without Bypass arrangement

100 mm dia. PN-1, without Bypass arrangement

80 mm dia. PN-1, without Bypass arrangement, for Scouring

Item No. 9 :- Lowering, laying and jointing in position following C.I.D/F Reflex valves, Butterfly valves and Sluice valves including cost of all labour jointing material, including nut bolts and giving satisfactory hydraulic testing etc. complete. (Rate for all class of valves.)

100mm NRV

300 mm dia. Sl.valve

80 mm dia. Sl.valve

100 mm dia. PN-1, without Bypass arrangement

Item No. 10 :- Providing and constructing B.B. masonry valve chamber with 15 cm thick 1:3:6 proportion PCC bedding, excluding excavation, B.B. masonry in C.M. 1:5 Proportion precast RCC frame and cover, etc. complete as directed by Engineer-incharge.Note: Wall thickness : 0.23 M size 1.50 x 1.50 X 1.50 m a) Add for 30 cm = 5287 + 1150x2 = 7587.

Item No. 11 :- Providing and supplying at site ductile iron / Spheroidal Graphite (S.G.) iron single / Double chamber tamper proof air valve without isolating sluice valve. Valves in accordance with BSEN 1074 4 of PN 10/16 rated, with body and bonnet of ductile iron confirming to EN 1563/IS 1865 Gr. 500/7 or Gr.400/15 floats, float guide, seat ring of stainless steel 1.4436/1.4306, seat ring gasket of WRAS approved EPDM rubber (suitable for drinking water), internal fasteners of stainless steel A2. Body & Bonnet coated inside & outside with electrostatically applied epoxy powder coated blue colour (suitable for drinking water) as per DIN 30677-2 & GSK guidelines with a coating thickness of min. 250 microns. Flange connections as per IS 1538 raised face & pressure testing at manufactures works shall be done as per IS 14845. including transportation charges excluding GST levied by GOI & GOM in all respect etc. complete. 50 mm Dia

Item No. 12 :- Providing and fixing in position air valve shaft including providing and fixing GI medium class or 6 mm thick M.S. pipe shaft 2.70 M long over branche flange of air valve tee, providing PCC block of M - 150 concrete 150 mm thick around the air valve tee including encasing of vertical shaft in PCC M - 150 as shown in type design together with providing and making flange joints wherever required and fixing of air valve over the shaft excluding cost of air valve and branch flanged air valve tee etc. complete as per the type design and as directed by Engineer - in - charge for following diameters of pipe lines ( type design attached) Foundation on Murum and Harder Strata. 1) upto 150 mm

Item No. 13 :- Providing and laying in situ following grades of Plain Cement concrete of trap/ granite/ quartzite/ gneiss metal for foundation and bedding including normal dewatering, form work, compaction and curing, etc, complete. Use of L & T, A.C.C., Ambuja, Birla Road Reinstating

Item No. 14 :- Refilling the trenches with available excavated stuff with soft material first over pipeline and then hard material in 15 cm layers with all leads and lifts including consolidation, surcharging, etc. complete.

SUBWORK NO.2 : PUSH THROUGH FOR ROAD CROSSING (Gravity Main 300mm dia. And For Distribution System at Road crossing)

Item No. 1 : Excavation for foundation / pipe trenches in earth, soils of all types, sand, gravel and soft murum, hard murum, hard murum and boulders, W.B.M. road, soft rock and old cement and lime masonry foundation asphalt road, hard rock and concrete road by chiselling, wedging, line drilling, by mechanical means or by all means other than blasting including removing the excavated material upto a distance of 50 metres and lifts as below, stacking and spreading as directed, manual dewatering, preparing the bed for foundation and excluding backfilling, etc. complete. Lift 0 to 1.5 M

Item No. 2 : Providing and laying in situ C.C.Concrete M-15( 1:2:4) of trap , granite , quartzite, gniss metal in foundation and bending including plywood, steel formwork, bailing out water compacting, finishing etc. complete Thrust Pit PCC-M 15

Item No. 3 : Providing and casting in situ C.C. of trap, granite, quartzite, gniss metal of approved quality for RCC work in foundation / column and design or as directed by the engineer in charge including normal dewatering, centering, formwork, compaction, finishing & curing etc. complete. Thrust Wall (M 25)

Item No. 4 : Manufacturing, providing and supplying spirally welded / ERW/ SAW / fabricated M. S. pipes (Commercial Quality) including procurements of plates, gas cutting to required size rolling, tack welding assembling in suitable lengths to form pipes, welding on automatic welding machine and forming ‘V’ edge on both ends of pipes including railway freight, insurance, unloading from railway wagon, loading into truck, transport to stores, unloading, stacking, excluding GST levied by GOI & GOM in all respect etc. complete as per IS - 3589 and IS-5504 as applicable as per specifications (No negative tolerance in thickness is permissible). a) Casing Pipe 450 mm dia , 8 mm thk

b)Carrier Pipe 200 mm dia , 6 mm thk

Item No. 5 : Pushing of M.S. Pipe of following Dia. For road crossing and Railway crossing by Push Through method in all types of Strata by using hydraullic jack and drilling machine of required diameter , below 3.0 m depth including lowering , laying , jointing of M.S. casing pipe including cost of labour , fuel and material , required welding machinery , tripod , chain pulley block , crane , blower etc. tracsportation and dewatering etc. complete as directed by Engineer - In- Charge but excluding cost of M.S. Pipes. Casing Pipe, 500-1000 mm dia 8 mm thick

Item No. 6 : Welding in all positions with required number of runs, for M.S. pipes internally and/ or externally including gauging wherever necessacery, fixing appurtenances and other acessoceries in connection with pipe laying work as per specifications. BUTT JOINT For Casing Pipe,

For Carrier Pipe

Item No. 7 : Providing ISI mark G.I. pipe of following class and dia. excluding GST levied by GOI and GOM in all respect including inspection charges, transportation to stores, etc. complete as per IS-1239/2004. A) Medium class 50 mm Dia.

Item No. 8 : Providing and supplying H.D. Rubber cushion chairs of suitable size and depth 100 mm for 168 mm dia M.S. Pipes in casing pipe of 600 mm M.S. to avoid vibration from Traffic including all taxes (Central and local) Rly loading into truck, transporation upto departmental store, unloading stacking etc. complete.

Item No. 9 : Providing and applying epoxy paint of approved make (Shalimar, Ciba or Mahindra & Mahindra) to concrete surface of RCC ESR or GSR or any other structure including cleaning the surface by scrapping and air blowers to the satisfaction of Engineer-in-charge, necessary scaffolding, etc complete with all leads and lifts and giving satisfactory hydraulic test for water tightness as per I.S. codes Casing Pipe 450 mm dia

Item No. 10 : Providing and supplying ISI standard MS specials of required thickness with 3 coats of approved make epoxy paint (Shalimar, Ciba or Mahindra & Mahindra make) from inside and outside excluding GST levied by GOI & GOM in all respect, including inspection charges, transportation to stores / site, and stacking, etc. complete. For MS flanges with machining and drilling holes, etc. complete more than40 mm thick

Item No. 11 : Lowering, laying in position to correct line and level including M. S. pipes & spacials with / without any outcoating on pedestals or chairs upon prepared formation. The rate to include loading, unloading, hoisting, marginal cutting wherever required, assembling and tack welding, and transportation upto 500 M. etc. completed as specified. Carrier Pipe 300 mm dia

Item No. 12 : Providing and making flanged joints to flanged C.I./M.S. pipes of all classes/specials etc. including cost of all jointing materials (rubber packing, nut bolts, etc.), labour, hydraulic testing etc. complete. 450 mm dia

200 mm dia

Item No. 13 : Refilling the trenches with the available excavated stuff with soft material first over pipeline and then hard material in layers with all leads and lifts including consolidation , surcharging etc. complete.

SUBWORK NO.3 : EMAINING PIPE LINE OF DISTRIBUTION SYSTEM (250 to 90 mm dia. HDPE PE-100, 6 Kg/cm2 and 300 mm dia. DI K-7 Pipeline, Total Length= 15900 m. )

Item No. 1 : Excavation for foundation / pipe trenches in earth, soil of all types, sand, gravel and soft murum, soft rock and old cement and lime masonry foundation asphalt road, hard rock by chiselling, wedging, line drilling by any other mechanical means other rthan blasting, including removing the excavated material upto a distance of 50 metres and lifts as below, stacking and spreading as directed, manual dewatering, preparing the bed for foundation and excluding backfilling, etc. complete. Lift 0 to 1.5 M

Item No. 2 : Providing and supplying in standard lengths Polyethelene Pipes, confirming to IS 4984 / 14151 / 12786 / 13488 with nesessary jointing material like mechanical connector i. e. thread / …etc complete

For 90 mm dia HDPE 6 kg per sqcm

For 110 mm dia HDPE 6 kg per sqcm

For 140 mm dia HDPE 6 kg per sqcm

For 160 mm dia HDPE 6 kg per sqcm

For 180 mm dia HDPE 6 kg per sqcm

For 200 mm dia HDPE 6 kg per sqcm

For 250 mm dia HDPE 6 kg per sqcm

Item No. 3 : Lowering, Laying and Jointing H. D. P. E./M. D. P. E. pipes in proper position including all specials by compression fitting/electrofusion and butt fusion jointing procedure as per relevent IS Code complete with all materials for jointing procedure like Electrofusion machine, Electric heater/butt fusion welding machine with hydraulic jack, top loading clamp etc. and all labours as directed by engineer in charge as per IS-7634 Part II

For 90 mm dia HDPE 6 kg per sqcm

For 110 mm dia HDPE 6 kg per sqcm

For 140 mm dia HDPE 6 kg per sqcm

For 160 mm dia HDPE 6 kg per sqcm

For 180 mm dia HDPE 6 kg per sqcm

For 200 mm dia HDPE 6 kg per sqcm

For 250 mm dia HDPE 6 kg per sqcm

Item No. 4 : Hydraulic testing of H. D. P. E./ M. D. P. E. pipe line to specified pressure including cost of all materials and labour and water for testing for specified length including cutting, placing end cap making arrangement for filling safe water using reciprocating type pumps which should be able to provide specified test pressure gauges and other necessary equipments, labour, operation charges, etc. required for testing. The rate under this item shall also include cost of retesting, if necessary and reinstating to original position.

For 90 mm dia HDPE 6 kg per sqcm

For 110 mm dia HDPE 6 kg per sqcm

For 140 mm dia HDPE 6 kg per sqcm

For 160 mm dia HDPE 6 kg per sqcm

For 180 mm dia HDPE 6 kg per sqcm

For 200 mm dia HDPE 6 kg per sqcm

For 250 mm dia HDPE 6 kg per sqcm

Item No. 5 : Lowering laying and jointing with SBR ruber gaskets C.I. S/S pipes of various classes with CI / MS specials of following diameter in proper position, grade and alignment as directed by Engineer-in-charge including conveyance of material from stores to site of work, including cost of jointing materials and rubber rings labour etc. complete. Note : Only SBR Rubber gaskets to be used as per IS-5382 and IS-12820. 300 mm Dia D.I. K-7(With Rubber Ring)

Item No. 6 : Hydraulic testing of C.I./D.I. pipe line to specified pressure including cost of all materials and labour and water for testing for specified length including cutting, placing end cap making arrangement for filling safe water using reciprocating type pumps which should be able to provide specified test pressure gauges and other necessary equipments, labour, operation charges, etc. required for testing. The rate under this item shall also include cost of retesting, if necessary and reinstating to original position using water supplied by the contractor. 300 mm Dia D.I. K-7(With Rubber Ring)

Item No. 7 : Providing and supplying ISI standard D. I. specials & fitting with sealing rubber gasket of S.B.R,complete with cast iron follower gland and M. S. nut bolts coated or otherwise protected from rusting and suitable for D.I.pipes including cost of labour, materials, and transportation to stores, loading and unloading excluding GST levied by GOI & GOM in all respect etc. complete as per IS-9523. For all types of specials, bends tees etc. 80 to 300 mm dia

Item No. 8 : Providing, lowering, laying HDPE specials. etc.complete. FOR HDPE SPECIALS (Provision 20% against providing of pipe)

Item No. 9 : Providing double flange sluice valve confirming for IS- 14846 including worn gear arrangements as per test pressure, stainless steel spindle, caps, including inspection charges, …etc complete Sluice Valve P.N. 1.0, without bypass 80 mm. dia

100 mm. dia

Scour Valve 80 mm. dia

Item No. 10 : Lowering, laying and jointing in position following C.I.D/F Reflex valves, Butterfly valves and Sluice valves including cost of all labour jointing material, including nut bolts and giving satisfactory hydraulic testing etc. complete. (Rate for all class of valves.) Sluice Valve P.N. 1.0, 80 mm. dia

100 mm. dia

Scour Valve 80 mm. dia

Item No. 11 : Making cross connection to existing distribution main of any type including excavation, breaking and removing existing pipes, lowering, laying of specials and pipes in their position, efilling, closing the water supply in that area, dewatering and restarting the water supply, etc. complete

Item No. 12 : Cutting and champhering of pipes of following diameters including cost of all materials and labour involved, etc. complete as directed by Engineer-in-charge (for all class of pipes). 300 mm

Item No. 13 : Refilling the trenches with available excavated stuff with soft material first over pipeline and then hard material in 15 cm layers with all leads and lifts including consolidation, surcharging, etc. complete.

Item No. 14 : Providing and constructing B.B. masonry valve chamber with 15 cm thick 1:3:6 proportion PCC bedding, excluding excavation, B.B. masonry in C.M. 1:5 Proportion precast RCC frame and cover, etc. complete as directed by Engineer-incharge.Note: Wall thickness : 0.23 M size 1.50 x 1.50 X 1.50 m As above of 60 x 45 cm internal size and depth upto 0.9M .

SUBWORK NO.4: Rectification of leakages on HDPE pipe distribution system in various villages.

Item No. 1 : Rectification of leakages on HDPE pipe line with butt fusion joint / coupler joint / flange joint including excavation , dewatreing , cutting of pipes , rejointing of pipes , testing of joints and refilling etc. complete.

In Other Roads 1) 90 mm Dia.

2) 110 mm Dia.

3) 140 mm Dia.

4) 160 mm Dia.

5) 180 mm Dia.

6) 200 mm Dia.

7)250 mm Dia.

Item No. 2 : Providing and supplying in standard lengths Polyethelene Pipes, confirming to IS 4984 / 14151 / 12786 / 13488 with nesessary jointing material like mechanical connector i. e. thread / insert joint / quick release coupler joint / compression fitting joint or flanged joint excluding coupler/specials, including transportation and freight charges, inspection charges, loading / unloading charges, conveyance to the departmental stores & stacking the same in closed shade duly protecting from sunrays & rains, excluding GST levied by GI & GOM in all respect etc. complete.

1) 90 mm Dia.

2) 110 mm Dia.

3) 140 mm Dia.

4) 160 mm Dia.

5) 180 mm Dia.

6) 200 mm Dia.

7) 250 mm Dia.

Item No. 3 : Provision for Providing & Supply of Electro Fusion Fittings in accordance with BS EN12201: Part-3 suitable for drinking water etc. complete. Lumsum provision 30% of It.No.1 and It. No.2

SUBWORK NO.5: Restoration of Existing Cement Concrete Road

Item No. 1 : Providing and laying in situ following grades of Plain Cement concrete of trap/ granite/ quartzite/ gneiss metal for foundation and bedding including normal dewatering, form work, compaction and curing, etc, complete. Use of L & T, A.C.C., Ambuja, Birla Gold, Manikgad, Rajashree, etc. cement is permitted.)

Item No. 2 : Providing and fixing heavy duty inter locking concrete Grey paving blocks of 80 mm thickness of having a strength of 300 Kilogram/Sq.cm. of approved quality and shape on a bed of rushed sand of 25 to 30 mm thick including skirting joints and cleaning etc. complete.

SUBWORK NO.6: REMAINING WORK OF WATER TREATMENT PLANT Capacity: 14.0 MLD

Item No. 1 : Provision for repair work of WTP And Repairing work for two ESR's…etc complete

Item No. 2 : Provision for Drainage Arrangment at W.T.P.

Item No. 3 :Provision for Mechanical equipment or other arrangment …etc complete

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