PROVN OF AERIAL CABLE TO WATER PIPE LINE AT SOURCE UNDER GE GANGTOK

Supply and lay on ground/floor/trench, HDPE pipe of size 160mm dia OD, PN-6, PE-100, mild steel metal flanges on both side complete with gasket bolt nuts and washers complete all as specified and directed.

S&F in repair CI fittings such as Bends, Tapers, Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces but all ends flanged complete all as specified and as directed.

Supply and fix cast iron Sluice valve class PN 1.6 with stainless steel spindle and check nut of size 150mm dia flanged on both sides including removing and unserviceble valve conforming to IS:1538 complete all as specified and as directed.

Supply and fixing cast iron Air release valve, double orifice, flange, body test pressure-2.4 Mpa (Hyd), seat test pressure- 1.6 Mpa(Hyd), PN 1.6 with IS- 14845 of 150mm dia complete all as specified and as directed.

S&F Mild steel galvanised with rope of size 12mm dia, 6x19s of rope grade 1960Mpa, IS-2266 for suspension bridge for supporting pipeline wherever required complete all as specified and as directed.

S&F Mild steel galvanised with rope of size 10mm dia, 6x19s of rope grade 1960Mpa, IS-2266 for suspension bridge for supporting pipeline wherever required complete all as specified and as directed.

S&F bull dog grip/ wire rope clamp for wire rope of size 12mm dia for suspension bridge/ pipeline complete all as specified and as directed.

Excavation trenches not exceeding 1.5m wide and not exceeding 1.5m depth for laying pipe line and getting out in soft/soil complete all as specified and as directed.

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

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

M&L for RCC ( nominal mix) (1:2:4), type B-1 (using 20mm graded crushed stone aggregate) as in foundations including rafts, footings, foundations beams, plinth beams, base for columns, basement slabs and mass concrete complete all as specified and as directed.

M&L for RCC ( nominal mix) (1:2:4), type B-1 (using 20mm graded crushed stone aggregate) as in walls, retaining walls, basement walls any thickness above top of footings including attached plaster and buttresses complete all as specified and as directed.

M&L for RCC ( nominal mix) (1:2:4), type B-1 (using 20mm graded crushed stone aggregate) as in columns, pillars, piers, posts and struts complete all as specified and as directed.

M&L for PCC (1:3:6) type C2 (using 40mm graded crushed stone aggregate) as in supporting pillar/ block including necessary form work as required for resting GI pipes complete all as specified and as directed.

M&L for TMT bars 10 mm dia and over cut to length, bent to shape required, including cranking , bending spirally for hooping for columns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips as in reinforcement of drain cover slab complete all as specified and directed

All as per item No 15.00 here-in-before but 5mm dia and over upto and including 10 mm dia as in stirrup, spacer and binders etc complete all as specified and as directed.

Formwork to sides of concrete foundation, footings, bases of columns, raft & raft beams, sides & soffits (if any) of foundation & similar works, vertical of to batter, rough finished surfaces of concrete flat complete all as specified and as directed.

Formwork to sides of columns, pillars, posts, strut, piers and stanchion complete all as specified and as directed.

Formwork to faces of walls, retaining wall, abutments, parapets, staircase and similar work including archd pillasters, buttresses etc vertical or to batter complete all as specified and as directed.

S&F cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including 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 paint complete all as specified and as directed.

S&F Anchor fastners, closed Hook/ Tough bolt of size 12mm complete using fosrock chemical, drilling and fixing to hold steel rope complete all as specified and as directed.