TENDER FOR FACE LIFTING OF CENTENARY BUILDING AT CHENNAI PORT.

1.Chipping thoroughly the existing ceiling plastering and wall surfaces to a required thick of all floors at centenary building without disturbing the existing structure near by and conveying the debris within a lead of 50m all as directed at site of work and wherever necessary required including all labour, tools, transport, material, equipments, safety belts, helmet, safety shoes, etc., complete.

2.Chipping thoroughly the existing damaged RCC fins plastering to a required thick of all floors at centenary building without disturbing the existing structure nearby and collecting, stacking the debris within a lead of 50m for disposal all as directed at site of work and wherever necessary required including all labour, tools, transport, material, equipments, safety belts, helmet, safety shoes, etc., complete.

3.Applying Reebaklens RR (Rust Remover) or equivalent for cleaning of reinforcement bars to give it a total rust free steel surface by using alkaline chemical rust remover of all floors and preparing the surface free from all dust particles and loose materials by using wire brush and applying Nitozinc primer (Fosroc) or equivalent protective coat of approved quality all as per manufacture specification and as directed at site of work. The rate shall include cost of materials, labour, brushes, tools, plant equipment, safety belts, helmet, safety shoes, transport, fuel etc., complete. NOTE: The payment will be made only for actual surface area of reinforcement bars on which protective coating is applied.

4.Applying Epoxy resin bonding agent (Covering 2.20 Sqm/Kg - Nitobond Ep or equivalent) on existing cementitious surface of all floors at the top of existing concrete surface using short haired brush and applied on the old concrete surface to receive new finish/concrete/plastering all as per manufacture specification and as directed at site of work. The rate shall include preparing the substrate, mixing the compound, applying, cost of materials, labour, brushes, tools, plant, equipment, transport, safety belts, helmet, safety shoes, fuel etc., complete. NOTE: The new concrete/plastering shall be placed to the coated substrate, when it is in a tacky state.

5.Preparing the surfaces of damaged vertical fins slab & wall portion of all floors and plastering with cement mortar 1:3 (1cement : 3 crushed stone sand) 20mm thick to the required finish curing etc., wherever required all as per relevant specification and as directed at site of work including all labour, materials, curing, cement, tools, equipments, transport, safety belts, helmet, safety shoes, etc., complete.

6.Preparing the surfaces of existing ceiling and plastering with cement mortar 1:3 (1 cement : 3 crushed stone Sand) 12mm thick to the required finish, curing etc., wherever required all as per relevant specification and as directed at site of work including all materials, cement, labours, curing, tools, equipments, transport, safety belts, helmet, safety shoes, etc., complete.

7.Dismantling and Removing the existing damaged rain water/sewer PVC pipes 110/75mm dia of all floors with all accessories, wherever required without damaging near by structures and handing over the retrieved materials if any to the Departmental stores/RSD yard and all as directed at site of work including all labour, tools, tackles, equipments, transport, safety belts, helmet, safety shoes, fuel etc., complete

8.Providing and fixing new rain water pipes of all floors with best quality rigid unplastisized PVC rain water pipe of 110mm outer dia and capable of withstanding pressure of 6kg/sqm with necessary special clamps made out of M.S.Flat 20mmx3mm with two coats of anti corrosive paint in masonry/ concrete cutting holes of size 100x100x100mm embedding the clamps in PCC 1:2:4( 1 Cement:2 Crushed stone sand: 4 stone aggregate of 6mm nominal size ) making good the disturbed portion of masonary/ concrete surface all as per specification and as directed at site of work , including all materials, necessary specials, cement, labour, tools, tackles, equipments, transport, safety belts, helmet, safety shoes, fuel etc., complete.

9. Providing and fixing new rain water pipes / AC water line pipe of all floors with best quality rigid unplastisized PVC water pipe of 75mm outer dia and capable of withstanding pressure of 6kg/sqm with necessary special clamps made out of M.S.Flat 20mmx3mm with two coats of anti corrosive paint in masonry/ concrete cutting holes of size 100x100x100mm embedding the clamps in PCC 1:2:4( 1 Cement:2 Crushed stone sand: 4 stone aggregate of 6mm nominal size ) making good the disturbed portion of masonary / concrete surface all as per specification and as directed at site of work, including all materials, necessary specials , cement, labour, tools, tackles, equipments, transport, safety belts, helmet, safety shoes, fuel etc., complete.

10.Providing and fixing the Double steel pipe scaffolding around Centenary Building and wherever required up to 45m height (approx) for carry out the repair / improvement works of dismantling existing damaged ceiling / fins/ rain water pipes and providing new one at required floor level and upto terrace of the Centenary Building while fixing / dismantling without damaging the nearby structures by using M.S. pipes 40 to 50mm dia and of 3mm thk. for vertical horizontal members including bracing and spacing to suit the site condition, including providing longitudinal and transverse middle braces with adequate strength and providing platform with country wood planks/steel beam (40mm thick and 20mm thick) etc., including covering the working area with suitable green safety monofilament net cost of materials, labour, lead and lift, safety measures and dismantling /removing the same after completion of the work all as directed at site of work and to the satisfaction of the site officials, including removing the entire scaffolding materials after completion of the repair works without disturbing the office premises all-round the centenary building during office hours all as directed at site, free from any left over materials including all labour, tools, equipments, safety belts, helmet, safety shoes, etc., complete. Note : 1). Scaffolding will be measured only one time for entire repair /improvements (length x height) 2)75% of the payment may be released after erecting of scaffolding in all respects 3) 25% of the balance payment will be released only after completion of work.