REPAIR AND MAINT TO CERTAIN POST AND CONNECTED INFRA AT HQ CIF(K) UNDER AGE(I) CIF(K)

Demolition of brickwork or stone/boulder masonry, build in cement mortar including all quoins, arches, pillars etc, but excluding ashlars facings, dressed stonework and precast concrete articles, complete all as specified and directed by Engineer-in-Charge.

M&L for Brick work with sub class `B' bricks straight or curved on plan exceeding 6 metre mean radius built in cement mortar 1:6, complete all as specified and directed by the Engineer-in-Charge.

M&L 15mm thick rendering on fair faces of wall in CM 1:6 on brick/concrete surface and finishing the surface even and smooth with out using extra cement.

M&L 15mm thick rendering on fair faces of wall in CM 1:4 on brick/concrete surface and finishing the surface even and smooth with out using extra cement.

Material and labour for preparation of new plastered surfaces of walls and applying two coats of oil bound distemper over a coat of primer, complete all as specified.

Dismantling boarding/ false ceiling of any description, fixed in any position with nails, complete all as specified and directed by the Engineer-in-Charge.

S&F GI frame work size of grid 605 x 605 mm for seamless ceiling comprising of GI perimeter channel 0.55mm thick with two unequal flanges of 20 and 30mm and web of 27mm fixed to surrounding wall using nylon sleeves and screws at 450mm centre to centre/intermediate channel 0.9mm thick having two equal flanges of 15mm each and web of 45mm suspended from sofit at approx 900 mm centre to centre with GI cleat and steel expansion fasterner with and including ceiling section (not exc 1.2m length) of 0.55mm thickness having kurled web of 50mm and flange of 26mm each with lips of 10.5mm fixed to the intermediate channel with connecting clips acress the intermediate channel at 457mm centre to cnetre including hangers 6mm dia.GI (upto 1200mm length) adjusting level fixed tp roof slabs by means of ceiling cleats made out of GI flat 40 x 3mm size 60mm ling and expansion hold fasterner 12.5mm dia 40mm long including S&F 4mm thick non asbestos fibre cement building boards fixed or laid/inserted to timber/GI/ Aluminium frame work, complete all as specified and directed by Engineer-in-Charge.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings.

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

S & F Pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in ridges, fixed with self tapping screws, complete all as specified and directed.