SPECIAL REPAIRS TO BLDG NO T91 AND T440C (OTM ACCN) OF 527 ASC BN AT KALIMPONG MIL STN

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or salimar pattern roof coverings etc. complete all as specified and as directed.

S&F Pre painted galvalume aluminum zinc coating GI based corrugulated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws etc. complete all as specified and as directed.

S&F Pre painted galvalume aluminum zinc coating GI based plain steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws etc. complete all as specified and as directed.

Dismantling of wrought iron or mild steel work of any description etc. complete all as specified and as directed.

S&F 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 confirming to Fe 410-W (Gde 250 quality A) etc. complete all as specified and as directed.

S&F joist, channel, angle, flat iron or Tee sections, fixed independently with connecting plates, etc confirming to Fe 410-W (Gde 250 quality A) etc. complete all as specified and as directed.

Dismantling of wall and ceiling boards (fiber, pulp, insulation etc) or insulation boards/slabs/blankets, any thickness including cover fillet etc. complete all as specified and as directed.

S&F non asbestos fibre cement building boards of 6mm thick fixed or laid/ inserted to timber/GI/Aluminium framework with screws etc. complete all as specified and as directed.

S&F false ceiling with powder coated exposed GI grid suspension system (E-Grid T-2430 or equvalent load carrying capacity with mid span deflection not exc. 1/360 span with hanger spacing of 1200mm c/c) consisting of main runner 3600mm long, cross Tee 1200mm/600mm long and wall angle. The main runners to be placed @ 1200mm, the cross Tee 1200mm will be inserted in the pre cut slots of main runner at a regular interval of 600mm to form a modular grid of 1200mmX600mm. Additional cross Tees of 600mm shall be placed perpendicular to the cross tee 1200mm long to finally form a grid of 600mmX600mm. Suspensor system (Grid) made out of GI sheet main Tee of size 23.5mmx38.50mmX0.36mm and cross Tee of size 23.5mmX23.5mmX0.36mm and angle size 19mmx19mmX0.36 mm. Grid of modular size 600mmX600mm shall be supported by 4 mm dia G.I. wire from purlins/soffit with and including 4mm thick high pressure steam cured non asbestos fiber cement designer ceiling board (Density>1200Kg/Cum) of size 595mmX595mm, confirming IS 14862 & Type B Category III of ISO 8336, tested as per AS 1530 part 3 & BS-476 Part 4, 5, 6, 7 & 8, complete all as per manufacturer's instruction etc. complete all as specified and as directed by Engr-in-charge. (Make : Everest or equvalent as approved by GE)

Dismantling of boarding any description fixed in any position with nails/screws etc. complete all as specified and as directed.