Urgent replacement of 80mm AC pipeline with 90/63mm dia PVC at various places in Anjuna-caisua in Siolim constituency

Supplying at store or site of work Rigid PVC (SEL FIT) pipes for public water supply including Railway freight carting loading and unloading stacking transit insurance etc. complete Conforming to IS: 4985-2000 and bearing ISI mark Class 6 kg/cm2.;Outer Dia in mm;90

Supplying at store or site of work Rigid PVC (SEL FIT) pipes for public water supply including Railway freight carting loading and unloading stacking transit insurance etc. complete Conforming to IS: 4985-2000 and bearing ISI mark Class 6 kg/cm2.;Outer Dia in mm;63

Construction of masonry chamber 60x60x75cm inside 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);with M.S. sheet cover with 6 mm thick M.S. plate and frame of Angle iron 50x50x6mm 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)

Conveying carefully from stack at site 250m from both sides rolling and lowering in trenches laying true to line and level and perfect linking for joints for P.V.C / H.D.P.E complete in all respects as per the direction of the engineer in-charge;90 mm OD

Conveying carefully from stack at site 250m from both sides rolling and lowering in trenches laying true to line and level and perfect linking for joints for P.V.C / H.D.P.E complete in all respects as per the direction of the engineer in-charge;63 mm OD

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

Cutting the bituminous road for laying the pipeline in trenches 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

Supplying at store or site of work including railway freight carting loading unloading stacking etc. Cast iron double flanged manually operated Sluice Valve generally conforming to IS : 14846 - 2000 having body door dome gland in graded cast iron to IS:210 Gr. FG 200Min. four faces and spindle nut of leaded tin bronze to IS:318 Gr. LTB 2 inside screw of non-rising stainless steel AISI 410 spindle Flanges drilled to IS:1538 Table 4 & 6. Valves tested by closed end method only (350mm and above will be fitted with BTB and Spur gear box. and back seat bush) TYPE P.N. 1.0 (Class A);Nominal Diameter in mm;80

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;80

Earthwork in excavation by mechanical means (hydraulic excavator)/ manual means in foundation pipeline trenches, drains not exceeding 1.5 m in width 10sq.m on plan including dressing of sides ramming of bottoms for all lift including getting out the excavated soil & disposal of surplus soil for all lead and in all types of soft stratas comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all varieties shingles, pebbles all types of conglomerates, laterite rocks, ordinary rocks, soft rock disintergrated rocks, fissured, shuttered/decomposed rock, weathered rocks and all such other materials as described under appendix A to these specification either in full or in parts as the case may be adopting any method / methods as may be convenient or permitted inclusive of chiseling, wedging etc, blasting prohibited and in all conditions such as dry , moist , foul, saturated submerged etc including providing barricading, danger lighting guarding and as per the direction of the Engineer-in-charge etc.