Providing delivery and installation of Gas chlorination system with shed at sump premises in Ariyalur Municipality.

Earth work open excavation by manual means in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification and as direct-ed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling crushed stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken jelly for flooring including laying, consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers - Mixing by mechanical means

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner , vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid).

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.-Mixing by mechanical means

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc. complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of M.S Grills with Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

Fabricating supplying and fixing of Roofing with Galvanised corrugated iron sheet of thickness 0.8mmThe sheet to be fixed with making suitable corrugated,cutting the sheet in to the required ssize and making ornamental designs as per the site condition and as directed by the departmental officers.

Fabricating supplying and fixing of Weld mesh 7.5 x 2.5cm, 10 gauge designs as per the site condition and as directed by the departmental officers.

Supply, Delivery, Installation, Testing & Commissioning of Gravity Feed Type Gas Chlorination System ((With two years maintenance)Using Capacity of 1.0 HP Motor driven and all necessary accessories in your Pump House.  ▪ Flow Control Valve - 02 No ▪ Glass Tube 0-2Kg/hr - 02 No ▪ FRP Cabinet Floor Mounted - 02 No ▪ Pressure Gauge (0-16 Kg/cm2) - 02 No ▪ Check Valve – 02 ▪ chlorine Tower – 02 ▪ Interconnecting Pipes & Fittings (C12 Gas Gravity line) - As Req ▪ Two Manifold - 01No ▪ Manifold Valve – 01 ▪ Coiled Copper Tube Connector (1.5 mts Max) - 02Nos ▪ Pressure Gauge with Isolation Valve (0-21 kg/cm2) - 01No ▪ Gas Filter - 01No ▪ Pressure Reducing Valve - 01No ▪ Equipment Frame and Supports - 01No ▪ Interconnecting Pipes & Fittings (UPVC) - 6 mts 40 OD Motive Water - 1No ▪ Booster Pump with Motor 1.0 HP Assembly with starter (With two years maintenance)