PROVISION OF COVERED STORAGE SHED AT APS AT KATAPAHAR UNDER AGE (I) DARJEELING

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

M&L for PCC (1:4:8) type D2 (using 40mm graded crushed stone aggregate) as in foundation, filling and mass concrete, complete all as per specified and as directed by Engineer-in-charge.

M&L reinforced cement concrete (nominal mix) type B1 1:2:4 (20mm graded aggregate) as in beams, cantileavers, bressummers, lintels over 1.5 clear span etc, complete all as per specified and as directed by Engineer-in-charge.

M&L reinforced cement concrete (nominal mix) type B1 1:2:4 (20mm graded aggregate) as in chajja, complete all as per specified and as directed by Engineer-in-charge.

M&L for mild steel TMT bars 10 mm dia. and over cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips, complete all as per specified and as directed by Engineer-in-charge.

All as per serial item No. 05 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders.

M&L for Formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilivers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. Fair finished surface of concrete flat complete all as per specified and as directed by Engineer-in-charge.

M&L for Formwork to chullah hoods, chajjas, weather shades, corbels, water troughs and similar items including edges, fair finished surface of concrete flat complete all as per specified and as directed by Engineer-in-charge.

M&L for brick work with fly ash bricks, straight or curved on plan exc 6m mean radius, built in in CM (1:6), complete all as specified and as directed by Engineer-in-charge.

M&L for rendering 15 mm thick in CM 1:6 on fair faces of bricks work or concrete surface (internally) including finished, even and smooth without using extra cement, complete all as specified and as directed by Engineer-in-charge.