Replacement of old 80 mm dia AC Distribution network with 100 mm dia DI pipeline behind Felicinta complex and surrounding near Bolshe Circle Gogal under Fatorda Constituency Retendered 2nd Call

Earthwork in excavation by mechanical means(hydraulic excavator) manual means in foundation pipeline trenches or drains not exceeding 1.5m in width 10sqm on plan including dressing of sides, ramming of bottoms, for all lead and lift including getting out the excavated soil and disposal of surplus soil with all lead including providing, barricading danger lighting guarding as directed by the departmental officer in all types of strata comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all conglomerated laterite rock, soft rock, fissured shattered decomposed rock or weathered rock 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 approved method of methods as may be convenient or permitted inclusive of chiselling, wedging, etc, blasting prohibited in all conglomerates as directed by the Engineer-in-charge etc. complete.

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 :;District Road, State highways, National highway and roads of similar standards.

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 0.42m and making good the road surface by providing laying rollling by road roller compacting for laterite soling 30cm thick, two layer of full grout of 50mm thick each, tack coat and open graded premix carpet of 20mm thickness as per specifications mentioned in item nos 14086, 14093, 14051 & 14068 of road GSR respectively, complete as per the direction of the engineer incharge. a) District Road, State highway, National highway and roads of similar standards.

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.

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.

Jointing of C.I/D.I pipes and specials with rubber gaskets (TYTON joints) SBR type including cleaning the socket and spigot ends with kerosene oil/below lamp and applying soft soap to socket and spigot ends before inserting for rubber gasket jacking and fixing in proper condition including cost of rubber gasket oil soft soap and hydraulic testing of jointing as per IS:3144- 1985;Nominal diamter in mm.;100.

Supply at store or site of work including railway freight carting loading unloading stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminious paint complete. ;Double Socket Tee with Branch Flange;Nominal Diameter in mm;100x80.

Supply at store or site of work including railway freight carting loading unloading stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminious paint complete. ;Flanged Socket;Nominal Diameter in mm;100.

Supply at store or site of work including railway freight carting loading unloading stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminious paint complete. ;Double Socket Bend 90 Degree;Nominal Diameter in mm;100.

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.; Mechanical Compression Collar Coupling ;Nominal Dia in mm;100.