Urgent shortcrete, plaster work during closure period for Narmada main canal at km 15.325 and km 22.500

Civil Work

Weed clearance in canal and branches including disposal beyond canal banks and its burning.(b) In pool of water

Plaster in cement sand mortar 1:3 including racking of joints, smooth finishing & curing etc. complete including all leads of all construction materials of thickness: 20 mm

37 mm thick shotcrete by wet mix process, applied with compressed air gun after chipping of defective concrete/masonry, is to be applied after removal of defective concrete / masonry,racking the joints, cleaning of surface thoroughly with wet sand blasting after fixing of 9 gauge good quality rust free welded mesh of size 50 mm x 50 mm in TWO layers with anchors / clamps. after racking the joints clean the surface thoroghly by wet sand blasting, anchor the first layer of welded mesh in position and apply 15 mm cement concrete (1:2:1) by pressure gun and after hardening of first layer, anchor second layer of welded wire mesh, apply 22 mm thick cement concrete complete in all respect. cement concrete comprising of cement , sand, coarse aggregate, water and quick setting compound in the proportion 1:2:1, sand and coarse aggregate conforming to IS 383 and table no. 1 of IS:9012 respectively. (including cost of welded mesh and all materials)

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