REPAIR/REPLACEMENT OF HT SWITCH GEARS AND MAINT OF DISTRIBUTION TRANSFORMERS OF ZONE A AND REPAIR/MAINT TO FOOTPATH, PLINTH PROTECTION AND CERTAIN B/R WORKS AT OFFRS ACCN IN ZONE A UNDER GE(I) GOS

Demolition of RCC of any description and in any position not other wise specially provided for reinforcement cut as required to facilitate demolition complete all as specified and directed.

M&L for pre cast cement concrete 1:1.5:3, type A-1, using 20mm graded stone aggregate as in cover slabs (for manholes etc) and similar articles with plain faces, set in CM 1:4 complete all as specified and directed.

M&L for Mild Steel TMT bar 10mm dia and over cut to length bent to shape required including cranking, bending spirally for hoping for columns hooking ends and binding with & including Mild Steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Demolition of brick work or stone/boulder masonry built in cement mortar including all quoins, arches, pillars etc complete all as specified and directed.

M&L Random rubble masonry walling well bonded, bedded, solidly hearted, uncoursed built in CM 1:6.Complete all as specified and directed.

M&L Brick work using fly ash bricks straight or curved on plan exc 6m mean radius built in cement mortar 1:6 complete all as specified and directed.

S&F pre- painted galvalume aluminum zinc corrugated steel based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping serews as specified and directed by Engr - in - Charge.

Dismantling asbestos cement (corrugated, semi corrugated etc) sheets in roof coverings including ridges complete all as specified and directed.

M&L for Fe 410-W (Gde E-250 quality A) Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc complete all as specified and directed.

M&L for Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161- 1979 grade St.-240 complete all as specified and directed.