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| 1 | To operate repair and maintain all civil works and electro-mechanical equipments relating to sewerage system of Chamba town which consist of sewerage treatment plant of 0.77 MLD capacity for the period of 10 years in all respect to the entire satisfaction of Engineer-in-Charge. Firm should do comply the stringent effluent standards laid down by HP State Pollution Control Board terms and conditions. |
| 2 | O & M Cost for Ist Year |
| 3 | O & M Cost for 2nd Year |
| 4 | O & M Cost for 3rd Year |
| 5 | O & M Cost for 4th Year |
| 6 | O & M Cost for 5th Year |
| 7 | O & M Cost for 6th Year |
| 8 | O & M Cost for 7th Year |
| 9 | O & M Cost for 8th Year |
| 10 | O & M Cost for 9th Year |
| 11 | O & M Cost for 10th Year |
| 12 | Supply and errection of Electro Mechanical Instruments for long term substance of treated effluent as per HPPCB for STP 0.77 MLD capacity with in all leads and lifts as per the direction of Engineer-in-Charge |
| 13 | Mechanical Screen |
| 14 | Electronic Flow Meter |
| 15 | Anoxic Mixers with suitable motor, SS shaft and blades to deliver 25 rpm for the required size, SS shaft and blades to deliver 25 rpm for the required size, Motor ABB/GEC |
| 16 | Air Blower, standard manufacturer curve for 0.5 kg/cm2 total pressure, 3 Nos twin lobe blowers with 50% stand by (2+1), select blower capacity as per duty condition, Everest/Usha |
| 17 | Bio Media, Size of bio media polyurethane rings (22mm dia 15 mm depth with fins inside)Min surface area 500 m2/m3, virgin PP Non-topix, kaldness/ Linpor/ OEPL/ MM Aqua/Cooldeck |
| 18 | Diffuser, Provide Fine bubble Tube Type diffuser of 90 mm outer dia, 1000 mm length, and silicon membrane or for other size as per standard manufacturer guidelines, Air flow rate of each tube diffuser = 0.33 m3/min (As per manufacturer data), Airfin |
| 19 | Sludge Recycle Pumps (Centrifugal) non clog centrifugal pumps of 15 m3/hr capacity for 12-20 m dynamic head. However actual pump combinations will be decided by characteristic curve supplied by the manufacturer which also ensures tripping period of each pump is not less than 5 minutes, KSB, Kirloskar, Mather & Platt, Jyot |
| 20 | TUBE SETTLER, 1 m height Chaveron shape tube, settler inclined at an angle of 55 degrees, With horizontal in 2 Units 5 x 3.90 m each, Chevron shape with minimum sheet Th. 2 mm, PVC / MM Aqua / Cooldeck |
| 21 | PUMP FOR RECYCLING OF FILTERATE, Provide pump set capable of delivering 1.50 m3/hour capacity with one as standby. However actual pump combinations will be decided by characteristic curve supplied by the manufacturer which also ensures tripping period of each pump is more than 5 minutes., Centrifugal Pumps Make: KSB, Kirloskar, Mather and Platt, Jyoti Electric Motor Kirlosakar, ABB, GEC, Crompton, NGEF, Jyoti |
| 22 | Sluice Valves and NRVs, Bends, 100mm, 150mm, 200mm,Kirloskar, IVC, KSB, Upadhya (Calcutta) Fouress |
| 23 | Disc filter for removal of suspended particles from secondary treated effluent |
| 24 | Sludge Dewatering machine (Make any approved/ Beta Machines/ Micro Transmission |
| 25 | Air Grid, MS/SS/CPV |
| 26 | Control panel, L and T Components |
| 27 | Cable, RR/Havells |
| 28 | Inter connecting piping and fittings, MS/SS/UPVC/CPVC |
| 29 | Installation, Testing and Commissioning |
