Providing sewerage scheme to Obri mai ka Bag and sultanpur

Amount

Construction of Sewage Treatment Plant of 0.87 MLD capacity based on integrated MBBR and deep constructed wetland technology, multi-grade filter, auto chlorination disinfection unit in RCC construction which should be capable of treating tertiary effluent of characteristics as mention as below. The Sewage Treatment Plant should be capable of treating domestic raw sewage having characteristics of BOD =350 mg/litre & suspended Solids =750 mg/litre and the characteristics of treated /disposable effluent should comply with the standards as per the norms of H.P. State Pollution Control Board i.e. PH = 6.5- 9, BOD ≤ 10 mg/litre, COD ≤ 50 mg/litre, TSS ≤ 50 mg /litre, Fecal Coliform (MPN /1000 ml) <100,N - Total ≤ 10 mg/litre, NH 4 - N ≤ 5 mg/litre . The scope of work including C/O 1 No. inlet chamber, 2 Nos. Screening channel with cleaning arrangement, 2 Nos. Grit channels and distribution box, MBBR Reactor with anoxic reactor, Tube Settler, constructed wetland (minimum area 220 sq.m), sludge drying beds (minimum area 103 sq.m), multimedia filter, chlorine contact tank with required arrangement, Interconnectivity pipe of STP & Effluent Pipe, Providing and fixing Fencing Panel around the S.T.P Yard, Providing and fixing Steel Gate, Construction of Interconnecting Path, Construction of Railing Construction of Plant Building, Electro - Mechanic Equipment, Plant building including laboratory of required class as per CPHEEO manual of Sewerage and Sewage treatment, & installation of all mechanical & electrical equipment’s as per chapter No.VI. It also includes site development for all civil structures complete in all respect as per the entire satisfaction of Engineer-in-charge. After successfully commissioning of STP Operation, maintenance of STP shall be carried out for 2 years to achieve above mentioned effluent standards.

To operate, repair & maintain all civil works for sewage treatment in the shape of MBBR and constructed wetland under sewerage system Dharamshala Town consisting of one no. sewage treatment plant of 0.87 MLD (Full capacity) at Chamba for the period of one year in all respect to the entire satisfaction of Engineer - in - charge. The O&M of entire integrate STP shall be as per the provision made in the latest Manual on Sewerage & Sewerage treatment systems issued by CPHEEO (Eddition 2013) firm should do comply the stringent effluent standards laid down by HP Pollution Control Board.

Operation and maintenance for 1st year.

Operation and maintenance for 2nd year.

Dogra Construction Company Pvt Ltd

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