Repair Renovation Water Proofing treatment to 1.00 Lac Gallons OHT at New Plot under own sources

Demolishing cement concrete manually/by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-in charge: 1:3:6 or richer mix (i/c equivalent design mix)

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering all work upto plinth level (1: 4: 8) 1. Cement : 4 coarse sand 8 Graded stone aggregate 40mm nominal size) crushed.

Cement concrete flooring 1:2:4 (1cement: 2 coarse sand: 4 graded stone aggregate) finished with a floating coat of neat cement including cement slurry and curing complete, but excluding the cost of nosing of steps etc. complete. 50 mm thick with 20mm nominal size stone aggregate.

Providing and applying crystalline mortar by mixing in the ratio of 4.5 : 1 (4.5 parts crystalline mortar : 1 part water) for the treatment of faulty construction joints, cracks, tie rod holes and spalled &honeycombed surface of RCC underground structures like basement, water tanks, bridge deck etc. to ensure water tightness. The crystallie mortar shall conform to the EN 1504-3 having compressive strength Class R4 > 45 MPa and adhesive bond strength Class R3 > 1.5 MPa. The work shall be carried out all complete as per specification and the direction of the Engineer-In-Charge. The product performance shall carry guarantee for 10 years against any leakage. For sealing cracks and faulty construction joints, routed out/making U-shape groove size 25x25mm and then primed the area with integral crystalline slurry @0.05kg/ running metre and while the surface is tacky filled the groove upto surface with crystalline mortar @1.50kg/ running metre. Once crystalline mortar is touch dry then finally applied two coats of integral crystalline slurry @0.05kg/running metre per coat.

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven storey height made with 40 mm dia M.S. tube 1.5 m centre to centre horizontal and vertical tubes joining with cup and lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffoldings for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc. wherever required for inspection of work at required locations with essential safety features for the workmen etc complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding.

Finishing walls with water proofing cement paint of required shade: Old work (one or more coats applied @ 2.20 kg/10sqm) over priming coat of primer applied @ 0.80 liters/10sqm complete including cost of priming coat.

Earthwork in execavation by manual means in trenches for foundations, drains, pipes , cables etc. (Not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 m² on plan, depth upto 1.5 mtr including disposal of execavated earth upto 1 mtr from cutting edge, disposed earth is to be levelled and neatly dressed in (All kinds of soil)

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Supply of mild steel tubes, hot finished seemless type conforming to BIS 3589 incl GST &Contractor profitsa)219.10 mm outer dia of wall thickness 4.5 mm weight 23.80 kg/m 20.00 mtr

Supply of mild steel tubes, hot finished seemless type conforming to BIS 3589 incl GST &Contractor profitsa)168.30 mm outer dia of wall thickness 4.5 mm weight 18.20 kg/m 10.00 mtr