PROVN OF 200 MM DI PIPE LINE TO INTERCONNECT MAIN PIPE LINE OF OH TANK D AND OH TANK C AT UMROI MIL STN UNDER GE UMROI

Amount

M&L for cutting of existing CI/DI pipe line of any size & insert 'T' of suitable size of dia include complete earth work & end joints, complete alll as specified and directed.

Supplying, laying, connecting and testing, 200 mm bore ductile iron pipe class K-9, socket and spigot ends (push on joints) suitable for and including jointing materials, rubber gaskets (Tyton ring) in standard working length conforming to IS-8329 laid in trenches, complete all as specified and directed. Note : Earthwork shall be measured and paid separately.

M&L for DI fitting upto 300 mm bore such as bends (any type, radius and angle) tapers any type, bends, tee pieces single branch Y junction double branch cross (all socket or socket and spigot) collar cap and plugs suitable for spigot and socket pipes, complete all as specified and directed by Engr-in-Charge.

Supply and fix 200 mm bore non return valve with DI double flanged type , heavy duty ISI marked , horizontal type with nut bolts and jointing material i.e. rubber gasket, complete all as specified and directed by Engr-in-Charge.

Supply and fix of DI resilient sluice valve flange type of 200 mm dia PN 1.6 grade with epoxy coated stainless steel spindle & brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene), complete all as specified and directed by Engr-in-Charge.

M&L for cement concrete 1:2:4, type B2 40mm graded aggregate as in pillar / column for holding GI/CI/DI pipe of 150mm dia including necessary form work, complete all as specified and directed by Engr-in-Charge.

M&L for construction of brick masonry valve chamber of size 1200mm x 1200mm x 1200mm (Internal dimension) with PCC 1:3:6 foundation 150mm thick, brick work 23cm thick built in CM 1:6, PCC 1:3:6 coping 50 mm thick, plastering 15mm thick in CM 1:4 to all internal and exposed surfaces including excavation earth work in any type of soil, MS sheet cover 3mm thick fixed with angel iron frame 50x50x6mm with locking arrangement embedded in PCC and painting ot MS cover with two coats of synthetic enamel paint over one coat of red oxide primer etc, complete all as specified and directed by Engr-in-Charge.

Excavation in trenches not Exe. 1.5 m wide and not Exe. 1.5m in depth for foundation, etc, or for shaft, wells, cesspits, manholes, pier holes, etc. not exc. 10 sqm on plan and getting out in soft/loose soil, complete all as specified and directed by Engr-in-Charge.

Excavation in trenches not Exe. 1.5 m wide and not Exe. 1.5m in depth for foundation, etc, or for shaft, wells, cesspits, manholes, pier holes, etc. not exc. 10 sqm on plan and getting out in hard/dense soil, complete all as specified and directed by Engr-in-Charge.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/loose soil, complete all as specified and directed by Engr-in-Charge.

Removing surplus excavated materials (soil) upto a distance not exe 50 m and depositing where directed at a level n exe 1.5 m above the starting point, complete all as specified and directed by Engr-in-Charge.

M S Umesh and Co

kapoor and co