PROVN OF RING MAIN SYSTEM FOR WATER SUPPLY AT AF STN SURATGARH

Amount

Supply and fixing including jointing and testing of cast iron sluice valves of size 200 mm bore class PN-1.6, conforming to IS : 14846, flanged ends, drilled, having Stainless steel spindle with cast iron wheel at top with nuts, bolts, washer etc. complete all as specified and as directed.

All as per Srl Item No 1.00 above but 150 mm(6'') dia.

All as per Srl Item No 1.00 but 100 mm(4'') dia.

Supply, laying, jointing and testing ductile iron (DI) pipe of 200mm dia including rubber gasket, spigot & socket ends, centrifugally cast type K-9 ISI marked in any length laid in trenches as required at site complete all as specified and as directed.

Material and labour for DI specials such as tees, bends of any size and radius, tapers, collars, tail pieces, caps and plugs etc. complete all as specified and as directed.

Supply and fixing Air release valve with two air out lets confirming to IS 14845 of size 50 mm dia bore and fixing in DI/GI/CI water supply mains of size 50 mm to 200mm dia with all fittings complete all as specified and as directed.

Supply and fixing CI non return valve of size 150 mm bore without by pass arrangement type conforming to IS: 5312 with flanged ends, swing type including nuts, bolts, washer and rubber gaskets complete all as specified and as directed.

All as per Srl Item No 7.00 above but 100 mm(4'') dia.

Demolition of brick work or stone/boulder masonary built in cement mortar including all quions arches pillars etc. but excluding ashlar facings dressed stone work and precast concrete articles complete all as specified.

Material and labour for brickwork with subclass B bricks straight or curved on plan exc 6m mean radious, built in cement nortar 1:6 complete all as specified and as directed.

Excavation in trenches by cutting of road crossing, PCC hard standing for taking out/laying of pipe including making good the existing surface to match the original surface by using -PCC 1:2:4 using 20 mm graded stone aggregate etc. complete all as specified and as directed.

Excavation in trenches loose/soft soil not .exceeding 1.5 mtr wide and not exceeding 1.5 mtr depth for foundations, laying water mains, pipes, cables, etc getting out and formaing bottom surface to required gradient complete all as specified. Note: For Srl Item No 11.00 & 12.00 Any interlocking tiles if come on the route of pipe line shall be removed carefully and refixed properly, cost for the same shall be included in the quoted rate.

Returning filling in incl spreading leveling, watering and well ramming in layer not less than 25 cm each layer complete all as specified and as directed.

Removing excavated material to a distance not exc 50M and depositing where directed at a level n.exc 1.5 mtr above the starting point complete all as specified and as directed.

Construction of brick masonry valve pit of size 120cmx120cmx120cm (Type 'B') (internal dimensions) of chamber, depth of chamber to be reckoned from the top of PCC in foundation to top of MS cover and including MS sheet cover fabricated from 3.15mm thick MS sheet and frame of angle iron 50x50x6mm with fixing arrangement, hinges and locking arrangement and painting two coats of synthetic enamel paint over a coat of red oxide on MS cover and frame including necessary excavation earth work in any type of soil returning, filling in, disposal of surplus soil, PCC (1:2:4) work, complete all as specified in drawing and as directed by Engineer-in-Charge. (Ref drawing : CE AF/STD-28/94 sheet no 1/2 & 2/2 dated 01.02.94.

M/S BUDHRAM BISHNOI

M/s Rohit Construction Co.

M/s JUGAL KISHORE MISHRA AND SONS

PACHAR BROTHERS

AJAY ELECTRIC COMPANY