SPL REPAIR TO BLDG NO T-116 OF 27 MTN DIV SIG REGT 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.

Supply & Installation of Pre-painted High Tensile 550 Mpa yield strength, Bare Galvalume Steel Sheet having maximum pitch of 250mm c/c & minimum 30mm crest depth in length as per site requirement. The galvalume sheet is to be manufactured out of 0.50mm (TCT) (Total Coated Thickness), with zinc-aluminium alloy of AZ-150. The GI based steel sheet shall have a hot dip metallic zinc-aluminium alloy coating of zinc (43.5%), aluminium (55%) & Silicon (1.5%). The profile is having return leg for proper side lap. The sheet shall be fixed using self Drilling/Self Tapping Screw with EPDM Seal and as per manufacturers specifications, etc. complete all as specified and as directed by Engr-in-Charge.

Supply & Installation of Pre-painted, High Tensile 550 Mpa yield strength, Bare Galvalume plain Steel Sheet. The galvalume sheet is to be manufactured out of 0.50mm (TCT) (Total Coated Thickness), with zinc-aluminium alloy of AZ-150. The GI based steel sheet shall have a hot dip metallic zinc-aluminium alloy coating of zinc (43.5%), aluminium (55%) & Silicon (1.5%). The profile is having return leg for proper side lap. The sheet shall be fixed using self Drilling/Self Tapping Screw with EPDM Seal and as per manufacturers specifications as in ridge/facia boarding, etc. complete all as specified and as directed by Engr-in-Charge.

Dismantling 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-E- 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-E- 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 of any thickness including cover fillet, etc. complete all as specified and as directed.

S&F 4mm thick Veneered decorative plywood of grade 1 (with BWR resin) with decorative face veneers on one face fixed with screws/nails to timber frame work, etc. complete all as specified and as directed.

S&F 605x605mm size of grid with Gl frame work for seamless ceiling comprising of Gl perimeter channnel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exc 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26 mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre, etc. complete all as specified and as directed.

S&F 2 mm dia GI Hangers (upto 1200mm length) adjusting level fixed to roof slabs by means of ceilling cleats made out of G.I. flat 40 x 3 mm size 60mm long and expansion hold fasteners 12.5mm dia and 40mm long, etc. complete all as specified and as directed.