Repair/ Renovation/ water proofing Treatment to 1.00 lac gallons OHT at Sector F (Old) Sainik Colony under Own Source

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 honey combed surface of RCC under ground 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 /runningmetre per coat.

Providing and fixing double scaffolding system ( cup lock type ) on the exterior side of building/ structure, upto 25 mtrs height above ground level, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 mtr.c/c,horizontal and vertical tubes joint with cup and lock system with M.stube, M.S tubes Challis M.S clamps and stairs case system in the scaffolding for working platform etc. and maintaining it in a serviceable condition of execution of work of cleaning and/ or pointing and/or applying chemical and removing it their after the scaffolding system shall be stiffened with bracings, runners connecting with the buildingetc. where ever required. if feasible, for inspection of work at required location with essential safety features for the work men etc, complete as per directions and approval of Engineer-in-charge. Note: - 1) The elevational area of the scaffolding shall be measured for the payment purpose. 2) The payment will be made once only for execution all items of such works.

Finishing walls with water proofing cement paint of required shade on New work (two or more coats applied @ 3.84 kg/10sqm)

Providing and injecting approved grout in proportion recommended by the manufacturer into cracks/honey-comb area of concrete/ masonry by suitable gun/pump at required pressure including cutting of nipples after curing etc. complete as per directions of Engineer-in-Charge. (The payment shall be made on the basis of actual weight of approved grout injected.) Epoxy injection grout in concrete/RCC work of approved mak