SPL REPAIRS TO 650 MTRS 250MM DIA PIPE LINE UNDER GE (WEST) MATHURA

Amount

Supply and laying 250mm bore ductile iron pipe with tyton joints Class K-9 confirming to IS-8329/2000 Centrally cast spun ductile iron pressure with spigot ends in any length including jointing and testing complete all as specified and directed. Note : DI fittings and joints shall be measured and paid for separately under respective item of BOQ.

Taking out Ductile iron water mains (including fittings) with spigot and socketed with tyton joint of size 250mm dia complete all as specified and directed.

Taking out cast iron water mains (including fittings) with SP spigot and socketed ends and lead joint including burning out lead joint and recovering lead complete of size 250mm dia complete all as specified and directed.

M&L for shifting of serviceable Ductile iron pipe line of 250mm dia K-9 type obtained from Srl item No 02 & relaying the serviceable pipe in lieu of CI pipe in NHL rising line complete all as specified and directed.

M&L for Ductile iron fitting such as bends (any type radius and angle) taper any type (straight, bend, increasing, decreasing or double socket etc) Tee pieces, single branch cross (all socketed or socket and spigot) collars caps and plugs upto 250mm dia complete all as specified and directed.

M&L for PCC (1:2:4) type B-1 (using 20mm graded stone aggregare) as in bed block / plates complete all as specified and directed.

M&L for Cross Arms, bracings, supports, clamps, eye hook and back plates fabricated from structural steel sections including pole clamps stay clamps, D clamps, nuts, bolts , washers welding bending cold or hot drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminium paint complete all as specified and directed.

S&F rubber tyton joint suitable for Ductile iron pipe S/S type 250mm dia K-9 type complete all as specified and directed.

S&F connect and test sluice valve of class PN 1.6 of size 250mm dia CI body with forget brass spindle, non rising complete type and cast iron wheel head, both ends flanged IS-14846 marked complete with neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc complete all as specified and directed.

S&F connect and testing CI Air release Valve 250mm dia complete all as specified and directed.

M&L construction of brick masonry valve pit / chamber of size 1050mm x 1050mm x 1050mm (internal dimensions of chamber) after demolition of existing valve pit, including top of MS cover with MS sheet cover 6mm thick including frame of angle iron 40 x 40 x 6mm with locking arrangement and lifting handle including painting two coats of black synthetic enamel paint over a coat of red oxide primer, including brick work in one brick thick wall in cement mortar 1:4, 15mm thick plastering in cement mortar 1:4 (internally on all brick wall and external upto 15cm below ground level) and necessary excavation and earth work in any type of soil, returning, filling in, disposal of surplus spoil to a distance not exceeding 50 mtr, 15 cm thick PCC 1:4:8 type D-2 in foundation projected by 15cm all round from the outer face of brick wall, PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) 40mm thick in coping complete all as specified and directed.

Excavation in trenches in soft / loose soil n. exc 1.5 mtr deep and not exceeding 1.5 mtr in width for taking up / down underground water tubing and / or laying of CI / GI pipes (new or old) of any dia and getting out complete all as specified and directed.

Returning filling in including spreading, levelling watering and well ramming in layers not exceeding 25 cm thick in soil after the existing water pipe lines have been taken up / out and new /existing pipe line laid and tested complete all as specified and directed.

Removal of surplus soil to a distance not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr from starting point complete all as specified and directed.

DIKSHA CONSTRUCTION CO

iswar enterprises

A.K. ENGINEERS