Annual rate contract for cleaning of GLR/ CWR/ OHSR under sub dn Dhorimana

Cleaning of Ground water reservoir ( GLR's) of below mentioned capacity including removal of all silt from reservoir, scrapping of wall, disinfection of reservoir after cleaning and disposal of silt up to 1.00 Km lead and painting the date of cleaning on the reservoir. Upto 10 KL

Cleaning of Clear water reservoirs ( CWR's) of below mentioned capacity including removal of all silt from reservoir, scrapping of walls, disinfection of reservoir after cleaning and disposal of silt up to 1.00 Km lead and painting the date of cleaning on the reservoir. Upto 10 KL

Cleaning of Over Head Service Reservoir ( OHSR ) of below mentioned capacity including removal of all silt from reservoir, scrapping of walls, disinfection of reservoir after cleaning and disposal of silt up to 1.00 Km lead and painting the date of cleaning on the reservoir. 50 to 100 KL

Replacement of existing wire mesh on ventilators of GLRs, OHSRs, CWRs etc. with 16 mm dia MS vertical bars placed at 10 cms wherever required, having 16-gauge wire mesh with a inner base of expanded jali welded around with vertical bars

Taking out with care the M.S. iron ladder fixed at OHSR , repairing, welding etc and fixing back at reservoirs including all labour and material.

Replacement of existing copper float dia 300 mm and iron counter weight for water level indicator

Providing, fabrication and fixing mainhole cover 600X600 size made of angles 50X50X6 mm frame,40X40X5 mm frame of cover, 6 mm thick MS sheet with holdfast and fittings complete as per design and drawing including cutting welding and fabrication with priming coat of red oxide With lock (minimum weight 50 Kg)

Please Enable Macros to View BoQ information