Improvements to Aeration mechanical Items, Pumpset in Sewage Treatment Plant at Krishnagiri Municipality

Tank Cleaning including cleaning supplies, labour cost, etc. for cleaning Bio Aeration Tank( 2Nos) - 24.5m Dia(OD) x 16.5mDia(ID) x 1.5m including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Tank Cleaning including cleaning supplies, labour cost, etc. for cleaning Chlorine Contact Tank (2Nos)- 26.9m Dia (OD) x 24.5mDia (ID) x 2.5m (SWD) +1m (LD) (FB),including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Painting Old iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with Two coats of best approved first quality and colour of synthetic enamel paint in all floors etc., complete complying with standard specification and as directed by the departmental officers.(The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Supplying and fixing Mild Steel grills for windows, ventilators etc.,complete complying with standard specifications and as directed by the departmental officers.

Repair, service and replacement for Coarse Screen with control panel, Bearing problem (1 No), Coarse Screen-Belt Conveyor - Bearing to be changed (6 Nos)- To be serviced-fabrication metal box, Belt Conveyor - Chain to be provided (1 No), Waste collection drum to be replaced due

Repair, service and replacement for Fine Screen with Belt Conveyor - Bearing to be changed (6 Nos)- To be serviced-fabrication metal box, Belt Conveyor - Chain to be provided (1 No), Waste collection drum to be replaced due

Repair, service and replacement for screw clacifier induction motor rewinding 1nos including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Repair, Service and replacement of Primary Clarifier, Including labour charges, conveyance, etc., complete (LR) -Gear Box (1 No) service, Racker Arm Rubber Pad (20 Nos) to be replaced due to damage, Dust collector 2Nos Feed Well Drum (2 No) to be serviced.

Repair, Service and replacement of Secondary Clarifier, Including labour charges, conveyance, etc., service, Racker Arm Rubber Pad (20 Nos) to be replaced due to damage, Feed Well Drum (2 No) and Baffle plate to be serviced.

Repair, Service and replacement of Air Blower for Aeration Tank, Including labour charges, conveyance, etc., complete (LR) - 15HP motor (1 No) -Conduct OLR Replacement (1 No), Blower belt, NRV, Cage to be replaced and Blower service (2Nos),

Repair, Service and replacement of Air Blower for Aeration Tank, Including labour charges, conveyance, etc.,Fine Diffusers - 260 nos , 1" Ball valve (Brass) 130 Nos, 1000m 1" Braided Hose, 12 mm Rope 1000m, 5mm Rope 1200m, 1" SS Hose Clip 260 Nos, 1" SS Hose Collar 130 Nos, 1" SS Tee 130 Nos, 1" x 6" SS Pipe Nipple 130 nos, 5" Butterfly Valve 2 nos, 5" SS Pipe - 210 m of 2547 kg, 5" SS Flange 10 nos, 5" SS Dummy Flange 5 Nos.

Supply, erection, fixing, testing and commissioning of positive displacement twin lobe type (root type) air blowers of following discharge capacity and discharge pressure including induction motor, all the accessories, suction filter, suction silencer, acoustic hood, safety valves, pressure gauges with snubbers, non return valves, line valves, discharge silencers and all other accessories as necessary etc. complete as per the detailed technical specifications. The blower shall be driven by an induction motor connected to blower pulley through a "V" belt covered with a belt guard. Air blowers with discharge capacity of 2500 m3 /Hour and discharge head of 0.65 Kg/cm²

Repair, Service and replacement of Chlorinator, Including labour charges, conveyance, etc., complete (LR) - Pumps service 1 No.- bearing service & arrest leakage, Chlorine System 2 Nos. Flanged type Ball valve, Cage, Y Strainer,Rotometer 4nos 10kg/hr Brass Connecting Tube to be replaced

Supply, erection, fixing, testing and commissioning of contavtor A30-30-10 make:ABB including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supply, erection, fixing, testing and commissioning of OLR RANGE:13 to 19 make:ABB including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supply, erection, fixing, testing and commissioning of OLR RANGE:0.6 to 8 make:ABB including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supply, erection, fixing, testing and commissioning of contavtor A16-30-10 make:ABB including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supply, erection, fixing, testing and commissioning of Timer model:800XA Make:Selec including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

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