SPECIAL REPAIRS TO 112 HU HANGARS DOORS AT AFS YELAHANKA

Demolition of concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed.

M&L Cement concrete work in pavement/hard standing of flexural strength 40 Kg/Sqcm in field using 400 Kg of cement per cubic metre thickness of concrete 25 cm complete all as specified and as directed.

Forming 12mm thick expansion joints in the thickness of concrete slab 250mm joint filled with preformed bituminous filler and top 30 mm primed and sealed with sealing compound, Grade 'A' complete all as specified and as directed.

Forming construction joint (Dummy) 65mm deep x 10mm wide and sealed with sealing compound Grade 'A' complete all as specified and as directed.

Removal of excavated /demolished material to a distance exc 5Km but n exc 15Km out of defence land and deposited where directed at a level n exc 1.5m above starting point complete all as specified and directed.

Finishing surface of concrete roads, pavements, by brooming complete all as specified and directed.

Repair & painting to existing Steel Hangar Door of size 50 Mtr x 18 Mtr with following steps:- (a) Cleaning of grass and dust on sides of door track and welding if necessary any where. (b) Jacketing and strengthening of door by mechanical mean to avoid any accident if necessary. (c) Greasing and oiling as required and track, nut bolt and roller and make good for serviceable complete all as specified and as directed. (d) Applying two coats of synthetic enamel paint including preparation of existing surface complete all as specified and as directed. Note : (i) All machinery and equipment required for repair are included in quoted rate. (ii) Any gap below railing after strengthening of door shall be filled with PCC 1:2:4 type B1(using 20mm graded stone aggregate) if required.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

M&L for Dismantling Plain or corrugated steel or Galvalume sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and directed.

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