PROVN OF STRUCTURAL STEEL LIFTING ARRANGEMENT FOR SUCTION PIPES PROVIDED IN DRAINAGE WATER COLLECTION SUMP AT PTT PUMP HOUSE AT AF STN CAR NICOBAR AND PROVISIONING OF WALL EMBEDDED CUPBOARD AT VARIOUS LOCATION AT AF STN CAR NICOBAR

Supply and fix rolled mild steel in 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 conforming to Fe-410W(Gde E-250) quality A complete all as specified and as directed.

Supply and fix Rolled mild steel Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete conforming to Fe 290 (Gde-E-165) complete all as specified and directed.

Supply and fix Mild steel, plain, black sheet 1.6mm thick in wall cladding, steel gates, cover to valve pit and similar work, cut to size, holes punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles, etc. as required complete all as specified and directed.

Supply and fix in repairs mild steel bolts purpose made with hexagonal or square head one end and screwed the other or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt exceeding 5 cm and not exceeding 10 cm of shank 16 to 24mm etc complete all as specified and as directed.

M&L for preparation of new or previously untreated steel surfaces of any description not otherwise described over 10cm in width or girth and applying two coats of synthetic enamel paint (ordinary tint) over two coat of red oxide/Zinc chrome primer complete all as specified and as directed

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out getting out in soft/loose soil, complete all as specified and as directed.

Removing excavated material (soil) n exc 50 m and depositing where as directed at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

M & L for cutting the hard standing/stone floor (hard/dense soil) complete all as directed by Engr-in-charge.

M&L for making good of road/PCC hard standing by using cement concrete PCC 1:3:6 type C-2 using 40mm graded stone aggregate in filling foundations and mass concrete including plastering and finishing & necessary form work foundation of post complete all as specified and as directed .

M&L for Pre-cast cement concrete block masonry with solid blocks using type C1(1:3:6) (20mm graded aggregate) ,size exc 10cm in width and setting in cement mortar 1:6 complete all as specified and directed.