Fabrication Casting and Installation of Shielding Plug at INRPC BARC Tarapur

Amount

Supply, Fabrication & erection of concrete shielding plug (Standard & Non-Standard, including lifting insert & brass plug) of MS rolled single / built-up sections conforming to IS 2062. Work includes procurement & supply of requisite materials, taking asbuilt measurement, rolling/bending, threading, fabrication, inspection, transportation, delivery, erection, providing necessary supporting arrangements, installation at site etc. as per sketch/drawings & technical specifications. Note: Heavy density concrete and reinforcement will be paid under relevant item.

Providing and placement at all levels using High Density Concrete (cast-in-situ) at all elevations / levels (net dry density not less than 3600 kg/m3 of grade H/60/20 with minimum cement content of 400 kg/cum. Maximum size of coarse aggregate not exceeding 20 mm at temperature not more than 29°C including hoisting and setting in position , handling & transportation, mechanical mixing & vibration, finishing, curing etc. complete as per specifications for all leads, levels & heights, in-situ welding / temporary supports for fixing the units, grouting of joints with 1:1 cement sand grout including labour, mechanical grinding, if required, making good the surface & other incidentals but excluding reinforcement steel, lifting hooks & structural steel sections for inserts, sleeves, frame, nosing etc. as per sketch/drawings & technical specifications.

Providing Reinforcement Steel for reinforced cement concrete at all levels including supplying, preparation of bar bending schedules, cutting, bending, transporting, fixing, tieing in position with PVC coated G.I binding wire, all labour charges, cost of cover blocks in specified grade of concrete etc. complete as per specifications and drawings. Steel supplied by the contractor Upto and including 32 mm dia reinforcement: Using TMT bars of specified grades. TMT bars to be supplied by vendors as per Approved Vendor list of BARC using virgin materials