Public Works Department Tender

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 (6 kg/cm2) 90

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: All works upto plinth level

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 of ASTM UPVC pipe conforming to ASTM 1785 with ISO 14001 etc. complete. I 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

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

Male Threaded Adaptor Outer Dia in mm 90

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

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)

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.

Coupler (Plain) Dia in mm PN 6 (6 kg/cm2) 90

Conveying carefully from stack at sites 250m from both the sides rolling and lowering into trenches, laying, jointing G.I. Pipes with G.I Fittings of sizes given below true to line and level including fixing sockets, elbows tees bends, gland packing and other fittings with cutting and threading as required including hydraulic testing,etc. complete. Nominal diameter in mm 80

80 mm nominal bore .

Earth work in excavation by mechanical means (hydraulic excavator)/ manual means in foundation pipeline trenches, drains not exceeding 1.5m 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 varities , shingles , pebbles all types of conglomerates , laterite rocks, ordinary rocks ,soft rock disintegrated rocks ,fissured , shattered/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 probhibited 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

Female Threaded Adaptor Outer Dia in mm 90

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 90

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 Mechanical Means: Rural Roads

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