Maintenance of water supply in bicholim taluka- Urgent replacement and shifting of 63mm PVC distribution line to 110mm OPVC pipeline at Ladfem in V.P Latambarcem in Bicholim Constituency.

Earthwork in excavation by mechanical means (hydraulic excavator) in foundation pipeline trenches drain (not exceeding 1.5m in width or 10 sq. m. on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50m. All kinds of soil

Earthwork in excavation by mechanical means (hydraulic excavator) in foundation pipeline trenches drain (not exceeding 1.5m in width or 10 sq. m. on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50m. All kinds of soil All types of Ordinary rock including all types of laterite rock, blasting prohibited

Supplying at store or site of work including freight, loading, unloading and stacking at site Oriented PVC (PVC-O) ring fit type pipes having orientation class 500, conforming to ISO 16422-2014, and IS 16647-2017, with integral homogeneous spigot having elastomeric sealing ring made of EPDM rubber (one per pipe). PN 16 Size in mm -OD ; 110

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete.Elbow;Outer Dia in mm;PN 6 ( 6kg/cm2);110

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete. END CAP ( Plain); Dia in mm; PN 6 (6kg/cm2);110

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete. Coupler ( Moulded);Outer Dia in mm ;110;160

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete. Reducer ( Multi Stage); Outer Dia in mm; 110x90; 160

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete. Tee; Dia in mm ; PN 6 (6kg/cm2);110

Supply of rigid PVC fittings conforming to IS:7834-1975 designed for precision and accuracy so as to join PVC pipes and other specials including railway freight, carting, loading and unloading and stacking etc. complete. Service Saddle Dia in mm 110x25; 160

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts. Flanged Socket Tail piece ( Flanged Adaptors) Nominal Dia in mm 100

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. C. I. single large orifice air valve(fig S2confirming to IS 14848/2000 with suitable connections as directed by Engineer -In- Charge for working pressure of 10kg/sq.cm. (Class B) Dia in mm 25

Fixing C.I. Single large orifice air valve of similar make with bronze ferrule at inlet screwed suitable to working pressure of 15kg/sq. cm for 12 mm to 20mm and 10kg/sq. cm for 25mm to 50mm, complete, as directed by the Engineer in-charge, of following sizes. Nominal diameter in mm. 25

Supplying at store or site of work including freight, transit insurance, carting, loading, unloading,stacking, etc. Ductile Iron double flanged, manually operated Sluice valve generally confirming to IS 14846-2000, non-rising spindle type, (soft seated) resilient seated with Body, Bonnet of Ductile Iron of grade GGG40 or SG 400/12, 400/15, 500/7 or equivalent grade as per IS 3896 part 2-1985 and subsequent revisions, Wedge fully rubber lined with food grade EPDM(WRAS approved) and seals of NBR, spindle stem SS/AISI 410 and having glandless operation. The valve should be vacuum tight 100% leak proof with face to face dimensions as per IS14846-2000 or BS 5163-89 or DIN 3202-F4. The valves should be coated with electrostatic Powder/ Epoxy Coating on both inside and outsideminimum 250 microns thickness of blue colour RAL5017/5005 suitable for drinking water and shall have pocket less body passage. The flanges shall be Drilled as per IS: 1538 with latest amendments. The valve shall be supplied with Hand Wheel for operation (by-pass and gear arrangements for sizes above 400mm dia) and relevant Test & Guarantee certificates. TYPE P.N. 1.0 (Class A) Nominal Diameter in mm ; 100

Hoisting laying cast iron sluice valves/butterfly valves/reflux valve of size given below at location in pipeline etc. complete as directed as per IS:2685- 1971 CLASS I Nominal diameter in mm.;100

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes.

Jointing of rigid / SEL FIT PVC pipes by cleaning the pipe with solvent cement including the cost of solvent cement and hydraulic testing of joints etc. complete as per IS:7634-1975 Part 3, including hydraulic testing of joints as directed by the Engineer in-charge. Outer Diameter in mm ; 110

Construction of masonry chamber60x60x75cminside in 40kg/sq. cm ,brickwork complete with 23 cms wall thickness and in cement mortar 1:4( 1 cement : 4coarse sand) for sluice valves 50 to 80mm with necessary excavation, foundation concrete 1:5:10 ( 1 cement : 5 coarse sand: 10 graded stone ballast 40 mm nominal size) and inside plastered with CM 1:3 ( 1 cement : 3 coarse sand) finished with floating coat of neat cement complete and chamber cover as specified below etc. all complete as per standard drawing . (rate is inclusive of rate earthwork excavation, cost of surface cover and all other materials and labour and as per details below) Without surface box and with 120 mm thick R.C.C. slab cover in cement concrete 1:2:4 ( 1 cement: 2 coarse sand : 4 graded stone ballast 20 mm nominal size)

Construction of masonry chamber 90x90x100 cm inside in 40kg/sq. cm brickwork complete with 23 cms wall thickness and in cement mortar 1:4( 1 cement : 4 coarse sand) for sluice valve of sizes 100 mm, 120 mm 150 mm and 200mm dia with necessary excavation, foundation concrete 1:5:10 ( 1 cement : 5 coarse sand: 10 graded stone ballast 40 mm nominal size) and inside plastered with CM 1:3 ( 1 cement : 3 coarse sand) finished with floating coat of neat cement complete and chamber cover as specified below etc. all complete as per standard drawing . (rate is inclusive of rate earthwork excavation, cost of surface cover and all other materials and labour and as per details below) with C.I. Surface box 100mm top dia 160mm bottom dia and 160mm deep of wt 15kg inside with chain lid in 120 mm thick RCC slab cover in cement concrete 1:2:4 ( 1 cement: 2 coarse sand : 4 graded stone ballast 20 mm nominal size)

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

Making connection to individual 15mm /20mm/25mm G.I/ OD Blue PVC pipeline with existing distribution line of any diameter with saddle piece / and necessary pipe and specials required suitable to the distribution line with road cutting trenching refilling the same including the cost of labour and accessories etc. complete. as per the direction of Engineer -in- charge.

Supplying of ASTM UPVC pipe conforming to ASTM 1785 with ISO 14001 etc. complete. SCH-40 (blue)/(white) Dia in mm 20

Providing and fixing brass full way valve ( heavy) duty with wheel of approved quality :; 15 mm Nominal bore

Cutting the bituminous road for laying the pipeline in trenches for a width of 0.6m including labour, tools, etc. and disposing the excavated excess material from the trench to a distance of 1000 metres, including making level the trench surface by utilising the serviceable material to the level of the top surface of road, by compacting, watering ramming with rolling with road roller after completion of laying of pipe and refilling the trenches etc. complete as per the direction of engineer in charge. By Manual Means : Rural Roads

Repairs and reinstatement to the road for trenches made by laying water supply pipeline, by removing the refilled material in the trench for the total depth of 0.40m and making good the road surface by providing laying rolling by road roller compacting for laterite soling 30cm thick, two layer of full grout of 50mm thick each as per specifications mentioned in item no 14086 of road GSR, complete as per the direction of the engineer in charge. Rural road.

Providing and laying in position (1:2:4) reinforced cement concrete excluding the cost of centering, shuttering, finishing and reinforcement. (1 cement:2 coarse sand:4 graded stone agg 20mm nominal size)All works upto plinth level

Centering & shuttering including Strutting, Propping & removal of forms for : Foundations, Footings, Bases for columns

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