Upgradation of existing water supply pipeline near Geno Pharmaceutical Pvt. Ltd., from 90mm dia PVC to 100mm dia DI at Tivim Industrial Estate, Karaswada, Mapusa, Goa.

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.

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 and unloading, stacking etc. Centrifugally cast, (spun) ductile iron pressure pipes (with socket/spigot ends) conforming to IS: 8329-2000 with cement mortar lining inside the pipe and outside zinc coat as per IS: 8329-2000 with up to date amendments suitable for jointing with rubber gasket known as TYTON joints. Class K-9 .; Nominal Diameter in mm ; 100

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile iron Sewage 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 260, four faces and spindle nut of leaded tin bronze to IS:318 Gr. LTB 2, inside screw of non-rising stainless steel AISI 410 IS 6603 GR 12 CR 12 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 gear box. and back seat bush.) TYPE P.N. 1.6 (Class A ); Dia in mm; 100

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. cast iron Air valve kinetic double orifice type asper fig DK without isolating valve generally, confirming to IS1 4845/2000 (with latest amendments).Low pressure large orifice chamber with vulcanite coated timber ball resting on moulded rubber seating and chamber having C.I. cowl protection High pressure chamber shall have rubber coated timber ball as float, having Float guides; and LTB or SS orifice nipple. All nuts /bolts shall be of carbon steel of SS. The flange shall be drilled and faced ,as per IS1538(part 4 &6) TYPE P.N. 1.0 (Class A); Dia in mm; 80

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

Making joints to CI/DI pipes and specials with yarn and lead including melting lead caulking and hydraulic testing of the joints as per IS:782-1978 but excluding the cost of lead for the following sizes.; Nominal diameter in mm; 100

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 & 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

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); 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)