Annual Rate Contract for work of Cleaning of Various type and size service reservoir OHSR CWR GLR at RWSS and UWSS water supply schemes Khandela for a period of 12 months at Sub Division Khandela under Division Khandela

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.

up to 10 KI (7 Nosx 2 Times in a year-14 Nos)

16 to 20 KL (17 Nosx 2 Times in a year=34 Nos)

26 to 30 KL (17 Nosx 2 Times in a year-34 Nos)

31 to 50 KL (31 Nosx 2 Times in a year-62 Nos)

51 to 100 KL (27 Nosx 2 Times in a year-54 Nos)

101 to 200 KL (7 Nosx 2 Times in a year=14 Nos)

201 to 300 KL (1 Nox 2 Times in a year-2 Nos)

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.

26 to 30 KL (1 Nox 2 Times in a year=2 Nos)

51 to 100 KL (3 Nosx 2 Times in a year-6 Nos)

101 to 200 KL (2 Nox 2 Times in a year-4 Nos)

201 to 300 KL (1 Nox 2 Times in a year=2 Nos)

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 (7 Nosx 2 Times in a year=14 Nos)

101 to 200 KL (2 Nosx 2 Times in a year=4 Nos)

401 to 500 KL (2 Nosx 2 Times in a year-4 Nos)

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, 5 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

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