DEMOLITION OF RCC OVERHEAD WATER TANK OF 68000 LTRS CAPACITY NEAR GTX PUMP HOUSE AND CONSTRUCTION OF RCC OVERHEAD TANK OF 68000 LITRE CAPACITY AND SPECIAL REPAIRS TO EXISTING SERVICE TANKS AT GTRE, BANGALORE

Demolition & disposal of damaged overhead tank of 68000 litres capacity having 20 mtr staging with tank and Dome carefully with complete safety devices tools and mechanical machineries complete without disturbing the surrounding buildings including disposal of complete debris outside MD land Note: Quoted rate includes necessary scaffolding, tools and machinery, Covering the surroundings of the structure with Green cloth to a height of 6M to minimize the dust while demolishing the structure and disposal of debris outside MD land and deposited at destination where State government has marked.

Construction of RCC OVER HEAD TANK with RCC M-30 design mix for 68,000 litres capacity on 20 m high staging above GL including fittings and fixtures complete all as shown on drawings and as per specifications.

Lump sum price worked out by the Contractor for “SPECIAL REPAIRS TO EXISTING SERVICE TANKS " as listed in Schedule ‘A’ Part - II representing __________ % ________________ percent Above / Below the lump sum price of `3,21,409.02 inserted by the MES in Schedule ‘A’ Part - II

Lump sum price worked out by the Contractor for “EXTERNAL WATER SUPPLY” as listed in Schedule ‘A’ Part - III representing ________ % ____________ percent Above / Below the lump sum price of ₹4,29,429.16 inserted by the MES in Schedule ‘A’ Part - III

Lump sum price worked out by the Contractor for “LIGHTINING PROTECTION” as listed in Schedule ‘A’ Part - V representing ________ % ____________ percent Above / Below the lump sum price of ₹19,868.00 inserted by the MES in Schedule ‘A’ Part - IV

SPECIAL REPAIRS Providing and erecting external construction safety Net or opening 75mmx75mm in addition vertical fisher net arrester on the first floor or vertically throughout to prevent debries failling while execution of work to hold / absorb the debries stone impact and during the entire period of work. The work should be carried out with all the safety measures like helmet, safety belt and adequate labour insurance under the supervision of qualified supervisior and removing after completion after complete work etc complete all as specified and directed.

Demolishing cement concrete manually/ by mechanical means including disposal of unserviceable material within premises at a suitable stacking location at ground level including all lead & lifts without disturbing the other structural elements complete all as specified and directed.

Anticorrosive treatment to Reinforcement ; Applying of Nitozinc primer epoxy-based zinc rich anti corrosive over reinforcement bars. The zinc rich primer shall be applied at 80 microns dry film thickness in two coats at a coverage of 4 -5 sqm/litres and shall have salt spray resistance of <5 mg for 96 hours as per ASTM B-117 and adhesive bond strength > 1.5 MPa as per ASTM D4541, etc complete all as specified and directed.