North Bengal Development Department Tender

(iii) With 1:4 cement mortar (c) 10 mm. thick plaster (Ceiling,etc.) i) Ground floor

Supply & Fixing bakelite / perspex top cover on existing Inspection board by Brass screws 100 mm x 100 mm x 65 mm each

onstruction of septic tank of different capacities as per approved drawing with 1st. class brick work in cement mortar (1:4) including two 560 mm dia. R.C.C. mahole cover (heavy type) of approved make supplied, fitted & fixed in the 100 mm thick R.C.C. (1:1.5:3) top slab with necessary fittings, 20 mm thick cement plaster (1:4) with neat cement finish to the internal surface & 15 mm thick plaster (1:4) to outside wall upto 200 mm below G.L. floor finished with 25 mm thick grey artifical stone over 100 mm thick R.C.C. (1:1.5:3) bottom slab including supplying, fitting & fixing all necessary specials, fittings, S.W. tees, C.I. foots rest etc. including excavation earth in all sorts of soil, shoring, bailing out & pumping out water as necessary, raming, dressing the bed & refilling the sides of the tanks with earth, removing spoils, filling up the chamber with clear water, removing foregin materials from the chamber & including constucting attached inspection pit as per approved drawing & connecting all necessary pipes, joints etc. with internal plaster work & artificial stone flooring is to be done with admixture of water proofing compound @ 0.5% by weight of cement with all costs of labour & materials i) For 10 users ii) With Pakur Variety) (SAIL/TATA/RINL)