Custom bid for services - scrapping and replacement of top layer of sand in slow sand and rapid gravity filter bed

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Dnit for replenishment of top layer and washing for smooth running of filter beds for water works nilothi, 3 nos. 8.53 m i/d, 1 no. 13.72x9.14m and 1 no. 5.49x3.66 m, for water works water works bamnoli 4 nos. 12.80x8.53 m each, for water works kanon

Dnit for replenishment of top layer and washing for smooth running of filter beds for water works lohar heri 4 nos. 7.31 x 4.88 m each, for water works rohad 3 nos. 9.144 m dia each, 4 no. 8.23 m dia each, for water works sarai aurangabad 4 nos. 7.01

State plan 2024 25 uwss removing top layer of filter media and replacing after washing for the filter beds at head works aluva general civil work

Bass kudal annual maintenance estimate for water supply scheme bass kudal

Bass kudal annual maintenance estimate for water supply scheme bass kudal

Dnit for washing of all filter media layers for smooth running of filter beds for kanonda 2&amp#x0d nos. of 11.50 x 17.00 m each and all other works contingent thereto

Kurdal bass prov fhtc laying di pipe line and taking out filter media top layer and 2nd layer and replacing after cleaning washing and screening the same and all other works contingent thereto ww at kurdal bass replacement of rcc pipe ww kurdal

A mtc water supply scheme muklan taking out filter media top layer to 3rd layer filter media replacing the same after washing filter bed no 1 2 3 4 at water works muklan &amp#x0d