REPAIR/MAINTENANCE OF DISTRIBUTION MAIN, SUBMAIN, WATER PIPE LINE VALVE, VALVE CHAMBER AND OTHER CONNECTED WORKS AT AF STN DIGARU.

Amount

Taking up/out CI/DI /GI water mains including all fittings with spigot and socketed ends or flanged ends including burning out lead joints or dismantling flanged joints for pipe of following bore complete all as specified and directed.

(a) Pipe of 150mm bore

(b) Pipe of 200mm bore

Taking up or down steel water tubing of following bore from trenches or walls etc. complete all as directed. (Excavation and earth work shall be measured and paid separately). Pipe of size 15mm bore

All as per Sl item no 2 but Pipe of size 20 mm bore

All as per Sl item no 2 but Pipe of size 25 mm bore

All as per Sl item no 2 but Pipe of size 40mm bore

All as per Sl item no 2 but Pipe of size 50mm bore

Supply and fixing cast iron pipe 150 mm bore with spigot socket ends centrifugally cast class LA in any length laid in trenches including run laid joint / Rubber gaskit joint complete all as specified and as directed.

Supply and fixing DI pipe 200 mm bore with spigot socket ends length laid in trenches including Rubber gaskit joint complete all as specified and as directed.

Supply & Laying Galvanized steel water tubing, medium grade, of 15 mm bore, screwed and socketed joints including all required fittings as in trenches old and new location, under complete all as directed. (Make:Jindal/Tata/surya parkash/nezone

All as per Sl item no 05 but Pipe of size 20 mm bore

All as per Sl item no 05 but Pipe of size 25 mm bore

All as per Sl item no 05 but Pipe of size40mm bore

All as per Sl item no 05 but Pipe of size 50mm bore

M & L CI/DI fittings of size upto 100 to 200 mm bore for spigot and socketed pipes e.g. Bends (any type, radius and angle). Tapers any type (Straight, end, increasing, decreasing or double socket etc). Tee pieces single branch, 'Y' junctions double branches, crosses (all sockets or socket and spigot or all end flanged) collars caps and plugs conforming to Is complete all as specified and directed. (Excavation, earth work, & joints shall be measured and paid separately).

Supply and fix in replacement of sluice valve 150 mm dia ISI marked PN 1.6 flanged both ends with brass spindle ,CI hand wheel complete with all necessary nut bolts rubber gasket etc Make.Kirloskar/Leader/Bir

Supply and fix in re placement of sluice valve 100 mm dia ISI marked PN 1.6 flanged both ends with brass spindle ,CI hand wheel complete with all necessary nut bolts rubber gasket etc. Make Kirloskar/Leader/Bir

Taking out old u/s gate valve of sizes 20,25,40&50 mm.complete all as specified and directed.

Supply and fixing 20 mm dia Gun metal gate valve with iron wheel head , screwed both end from iron pipe complete with all accessories inclding taking down unserviceable valve. Make : Zoloto/ Bir / Leader/ Kirloskar.

Supply and fixing 25 mm dia Gun metal gate valve with iron wheel complete with all accessories.Make : Zoloto/ Bir / Leader/ Kirloskar.

Supply and fixing 40 mm dia Gun metal gate valve with iron wheel complete with all accessories. Make : Zoloto/ Bir / Leader/ Kirloskar.

Supply and fixing 50 mm dia Gun metal gate valve with iron wheel complete with all accessories . Make : Zoloto/ Bir / Leader/ Kirloskar.

Supply and fix including taking out non return CI valve with GM working parts 150 mm dia PN-1.6 with nut,bolts,rubber gasket etc ISI marked complete all as specified and directed and taking down unserviceable one

Ssupply and fix in cluding taking out non return CI valve with GM working parts 100 mm dia PN-1.6 with nut,bolts,rubber gasket etc ISI marked complete all as specified and directed and taking down unserviceable one

Supply and fix including taking out non return CI valve with GM working parts 200 mm dia PN-1.6 with nut,bolts,rubber gasket etc ISI marked complete all as specified and directed and taking down unserviceable one

All as per item No 16 of sizes 80 mm dia.

Supply and fixing in repair for Rotational moulded polythene water storage tank of 500 Ltrs capacity (Cylindrical Vertical with closed top) hoisted with connection tank nipple fixed in position including all accessories complete all as specified and directed. Make Sintex/polycon.

All as per item No 18 but 1000 Ltr cap.

M & L for burning out run lead joint to spigot and socketed pipes and fittings of pipe of following bore including spun yarn given below as under :-

Pipe of 100mm bore

Pipe of 150mm bore

Pipe of 200mm bore

Taking up/out CI/DI /GI water mains including all fittings with spigot and socketed ends or flanged ends including burning out lead joints or dismantling flanged joints for pipe of following bore given below as under :-

Pipe of 100mm bore

Pipe of 150mm bore

Pipe of 200mm bore

Excavation for taking out broken CI/DI/PPR pipe line 200/150mm/100mm dia ,Cutting of CI/DI/PPR Pipe line 200/150mm/100 mm dia at Two portion with the help of electric driven pipe cutter and levelling the cutting face of pipe with the electric driven grinder, and then CI/DI welding by electric welding machine,fixing detacheble mechanical joint, tail piece etc,then concreating by PCC (1:4:8) ;type D-2 using 40mm graded stone aggregate as in foundation filling and mass concrete, after repair of same pipe line, returning filling of excavated materials including removal of surplus soil complete all as specified.(supply of mechanical joint,CI/DI/PPR pipe,tail piece measured and paid seperately)

Construction of brick masonry (full brick thick wall ) valve chamber, of 1050x1050x950mm size of internal diomension, PCC work with (1:4:8) type D2 . 150mm thick (using 40mm grade stone aggregate) for foundation complete with 3.00mm thick MS sheet cover and frame of MS angle iron 40x40x5mm with locking arrangement and painting with one coat of red oxide primer and two coats of synthetic enamel paint all as specified shall be plastering to internal and exposed surfaces of the chamber, in CM(1:4) 15mm thick and PCC coping (1:2:4) type B-1, 50mm thick all as specified.

Demolition of brick work built in cement mortar including all quoins, arches, pillars etc complete all as specified and directed

M&L for brick work with sub class ‘B’ bricks straight or curved on plan exceeding 6m mean radius built in cement mortar (1:6) complete all as specified and directed by Engr-in-charge.

M&L for rendering 15mm thick cement plaster in cement mortar (1:6) on fair faces of brickwork or concrete surfaces and finished even and smooth w/o using extra cement complete all as specified and directed by Engr-in-charge.

M&L Cement concrete in foundation fitting and mass concrete Type D2 1:4:8.

Supply the following materials as under-

Grease best Quality

Gland Packing 0.5/ 0.75 inch size

Rubber gasket 3mm thick best quality

Rubber gasket 6mm thick best quality

Copper lugs 70 Sqmm

Copper lugs 50 Sqmm

Copper lugs 25 Sqmm

Copper lugs 16 Sqmm

Copper lugs 10 Sqmm

Copper lugs 6 Sqmm

Lead wool

Lead pig

Float ball valves high pressure of PTMT with epoxy coated Aluminium rod plastic ball of size 15 mm dia . Make: Prayag/Polytuf/jainko or equivalent.

All as per item No 44.13 above but of sizes 20 mm bore.

All as per item No 44.13 above but of sizes 25 mm bore.

Bib taps Gun metal screwed for iron pipe of 15mm bore. Make: Jaguar/orient/Essco.

Bib taps, PVC,screwed for iron pipe of 15mm bore. Make: Prayag /Polytuf or equivalent

GI Pipe medium grade 15 mm. (Make :Jindal/surya parkash/nezone

GI Pipe medium grade 20 mm. (Make :Jindal/surya parkash/nezone

GI Pipe medium grade 25 mm. (Make :Jindal/surya parkash/nezone

GI Pipe medium grade 50 mm. (Make :Jindal/surya parkash/nezone

CP Stop cock 15 mm. Make: Jaguar/Prayag/Agamco.

CP Bib tap 15 mm. Make: Jaguar/Prayag/Agamco.

Excavation in trenches for taking out, laying of pipes not exc 1.5 mtr wide and not exc 1.5 mtr in depth and getting out in soft/loose soil complete all as specified and directed.

Returning filling in trenches, including spreading, levelling, watering and well ramming in layers not exc. 25 cm complete all as directed. Note: Surplus spoil shall not be removed but left protrude over the trench.

Removing excavated soil. n.exc 50 Mtr and depositing where directed at a level n. exc 1.5 Mtr above the starting point all as specified and directed.

R.K Engineering Assemble

M/s Dhruv Enterprises

M/S Vimal Enterprise

M/s JK Jangid and Company