REPAIR/MAINT AND ATTENDING BREAKDOWN TO OLD GI RUSTED PIPES PVC PIPELINES AND DISTRIBUTIONS LINES AT VARIOUS POCKETS WITH CONNECTED ITEMS AT MIL STN PORT BLAIR

Amount

Excavation in trenches not exceeding 1.5 m wide and n.exc. 1.5 m deep and getting out for taking out or laying of pipes / cable of any size in Soft/ loose soil complete all as specified and as directed.

Returning filling in including spreading leveling watering and well ramming in layers n.exc. 25cm in any type of soil complete all as specified and directed.

Removing surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Taking out old unserviceable water mains of 150mm bore including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead complete for repair all as specified and as directed

All as per Item No.4 here in before but 200mm bore

Supply, lay in trenches, connect, joint, test and commission of 150 mm bore Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-9" with Socket and Spigot ends conforming to IS - 8329 in standard lengths suitable for Push-On Rubber Gasket Jointing with inside mortar lining and black bitumen external coating complete all as specified and as directed.

All as per Item No.6 here in before but 200mm bore

Cutting of existing road not more than 30cm wide and not exceeding 60 cm depth for laying/ taking down GI / CI / DI Pipeline and making good to match with by using cement mortar/ tar to match with the existing location complete all as specified and as directed by Engineer-in-charge.

Supply and fix in repairs Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, 80 mm bore of pipe, confirming to IS - 14846, Class PN -1.6, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete all as specified and as directed.

All as per Item No.9 here in before but 100mm bore

All as per Item No.9 here in before but 150mm bore

All as per Item No.9 here in before but 200mm bore

Supply and fix in repairs Air Release Valve, 80 mm bore of pipe conforming to IS - 14845, with 2 Air Out lets of 25 mm bore with suitable Flanges, GI Pipes of Medium Grade 25 mm bore, MS Clamps, including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete all as specified and as directed.

All as per Item No.13 here in before but 100mm bore

All as per Item No.13 here in before but 150mm bore

Material and labour for Construction of Valve Chamber of size 600 X 600 X 600 mm internal size suitable for Sluice Valve, with 150mm thick PCC (1:4:8), 150mm thick Type D2, using 40mm graded stone aggregate for foundation, 200 mm thick Precast Cement Concrete Solid Block Masonry of (1:3:6) Type C1 using 20mm graded stone aggregate in Cement Mortar (1:6) 40 mm thick PCC, (1:2:4) Type B1, using 20mm graded stone aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil and rubbish not exceeding 50m distance and including demolition of old Valve Chambers of any description complete all as specified and as directed.

All as per Serial Item No 16 here in before but Valve Chamber of size 900 X 900 X 900 mm.

All as per Serial Item No. 16 here in before but Valve Chamber of size 1200 X 1200 X 1000 mm.

Supplying, fixing and testing of Cast Iron, heavy duty, Specials of any size, radius and length confirming to IS - 1538 Part - I to XXIII: 1976 such as bends [any type, radius and angle], tapers any type [straight, bend, increasing, decreasing or double socket etc], sockets, tail pieces, connecting pieces, tee pieces, single branch, "Y" junction, double branch, cross, [all sockets or socket and spigot or Flanged], collars, caps and plugs, ( required for shape as per site )adopters etc suitable for CI / DI Spigot and Socket or Flanged pressure pipes complete all as specified and as directed.

Shifting of pipeline from land slide prone area having approx depth of 2M and along maximum 25m length including searching and removing of different size pipes and fittings safely clearing of trees/ branchs using cutting tools and digging tools with suitable size rope/ SWG heavy grade to lift of CI/DI pipes of 400 to 100mm pipes lifting from bottom to top by hitachi/ crane/ pulley or any as convenient tools without damaging the pipe and removing for credit/ safe custody of Department. Note :-1. Safety precautions should be taken during execution of job. In case of any accident during execution, contractor should liable to adhere to relevent labour ACTs. 2. Damages of any electric/ signal cables / pipe lines occures during execution should be rectified by the contractor and quoted rate including the same.

Demolition of Cement Concrete of any description and in any position not otherwise specifically provided for and removing rubbish to a distance not exceeding 1.50km complete all as specified and as directed.

Material and labour for PCC (1:2:4) Type B-2, using 40 mm graded stone aggregate as in foundation, filling mass concrete, for supporting / encasing of CI / DI / GI Pipes of any description, valve chambers, Pilasters, Columns, Pillars, Buttresses, Boundary Pillars and Posts including necessary form work etc complete all as specified and directed.

Material and labour for PCC (1:2:4) Type B-1, using 20 mm graded stone aggregate as in Coping and the like including weathering, slightly rounded or chamfered angles and throating including formwork [straight or curved] complete all as specified and directed.

Material and labour for Precast Cement Concrete Solid Block Masonry of (1:3:6) Type C1 using 20mm graded stone aggregate exceeding 100mm width with plain or interlocking joints set in cement mortar (1:6) complete all as specified and as directed.

Taking up or down, 20mm bore, GI tubing, medium grade, from trenches / fixed to walls/floors etc. complete all as specified and as directed.

All as per Item No.25 here in before but 25mm bore

All as per Item No.25 here in before but 40mm bore

All as per Item No.25 here in before but 50mm bore

All as per Item No.25 here in before but 80mm bore

All as per Item No.25 here in before but 100mm bore

Supply and fix in repairs of 20mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and fixed to walls and ceilings or laid in floor etc complete all as specified and as directed

Supply and fix in repairs of 25mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and fixed to walls and ceilings or laid in floor etc complete all as specified and as directed

Supply and fix in repairs of 40mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and fixed to walls and ceilings or laid in floor / trenches etc complete all as specified and as directed

Supply and fix in repairs of 25mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and laid in trenches etc complete all as specified and as directed

Supply and fix in repairs of 40mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and laid in trenches etc complete all as specified and as directed

Supply and fix in repairs of 50mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and laid in trenches etc complete all as specified and as directed

Supply and fix in repairs of 80mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and laid in trenches etc complete all as specified and as directed

Supply and fix in repairs of 100mm bore ISI marked, GI tubing medium grade, galvanised with all fittings and laid in trenches etc complete all as specified and as directed

Supply and fix in repairs, 20mm bore Gun Metal Globe or Gate Valve of Class - I Pressure Tested of 1.5 MPa with iron wheel head, screwed both ends for iron pipe, ISI Marked complete all specified and as directed.

All as per Item No.39 here in before but 25mm bore

All as per Item No.39 here in before but 40mm bore

All as per Item No.39 here in before but 50mm bore

All as per Item No.39 here in before but 80mm bore

Supply and fix in repairs Rotational moulded Polythene [HDPE] double layer Water Tanks, ISI Marked Cylindrical & Vertical Type 500 Litres Capacity hoisted and fixed in position including provision of 40mm/ 25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete all as specified and as directed.

All as per Item No.44 here in before but 1000Litres capacity

All as per Item No.44 here in before but 2000Litres capacity

All as per Item No.44 here in before but 5000Litres capacity

Supply and fix Rolled Mild Steel work confirming to Fe 410-W, Grade-E- 250, Quality-A as in Staging for Water Tanks and the like including Ladders for Buildings, OHR, Semi-UG Sump and Valve Chamber Covers etc. Caps, Bases, Splices etc built up from two or more Beam or Channel or Angle Sections and Plates with welding and supporting to top and bottom ends and middle with nut and bolts by means of anchoring, including all lattice bars, stiffeners, gusset plates, etc and applying two coats of Synthetic Enamel paint over one coat of Red Oxide Zinc Chrome Primer after preparation of surfaces and including dismantling old steel structure of any description complete all as specified and as directed.

Supply and fix in repairs of 20mm CPVC SDR 13.5 grade pipes of pressure rating 10kilogramf/sqcm fixed with all types of fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc) as required at site on walls, ceilings of in floors etc complete all as specified and directed.

Supply and fix in repairs of 25mm CPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc) as required at site on walls, ceilings of in floors etc complete all as specified and directed.

Supply and fix in repairs of 40mm CPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc) as required at site on walls, ceilings of in floors etc complete all as specified and directed.

Supply and fix in repairs of 50mm CPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc) as required at site on walls, ceilings of in floors etc complete all as specified and directed.

Supply and fix 20mm bore three layer PP-R [Polypropylene random copolymer] SDR 7.4 [PN-16] [UV resistance and anti microbial fusion welded, thermal stability for hot and cold water supply including all PP-R plain and brass threaded polypropylene random fittings fixed complete to wall, ceiling or laid in floors complete all as specified and as directed.

All as per Item No. 53 here in before but 25mm bore

All as per Item No. 53 here in before but 40mm bore

All as per Item No. 53 here in before but 50mm bore

All as per Item No. 53 here in before but 75 mm bore

All as per Item No. 53 here in before but 90 mm bore

All as per Item No. 53 here in before but 110 mm bore

Material and labour in repairs for 20mm size PP-R Gate valves (brass insert) as per requirement of the site

Material and labour in repairs for 25mm size PP-R Gate valves (brass insert) as per requirement of the site

Material and labour in repairs for 40mm size PP-R Gate valves (brass insert) as per requirement of the site

Material and labour in repairs for 50mm size PP-R Gate valves (brass insert) as per requirement of the site

Material and labour in repairs for 75mm size PP-R Gate valves (brass insert) as per requirement of the site

Material and labour in repairs for PP-R Tank connector long of size 20mm

Material and labour in repairs for PP-R Tank connector long of size 25mm

Supply and fix in repairs of 20mm bore UPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc) Schedule 80 graded as required at site on walls, ceilings of in floors etc complete all as specified and directed.

Supply and fix in repairs of 25mm bore UPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings as required at site on walls, ceilings of in floors etc Schedule 80 graded complete all as specified and directed.

Supply and fix in repairs of 40mm bore UPVC pipes of pressure rating 10Kgf/sqcm fixed with all types of fittings as required at site on walls, ceilings of in floors etc Schedule 80 graded complete all as specified and directed.

Supply and fix in repairs of 50mm bore UPVC pipes of pressure rating 10Kgf/ sqcm fixed with all types of fittings as required at site on walls, ceilings of in floors etc Schedule 80 graded complete all as specified and directed.

Govinda Swamy Construction

KARMAKAR CONSTRUCTION

Hindustan Traders

SWASTHIK ENGINEERING WORKS