Kerala Water Authority Tender

Installation Pressure filter

OD96769/2024-2025:Design, supply, installation and satisfactory trial running of mechanical pressure filter unit of capacity 21000 LPH, consisting of the following components with manual operation and minimum pressure loss. <br>Pressure filter unit with sand filter vessel of carbon steel(IS 2062) having 1200mm Dia, Height 2000 mm , shell thickness 8 mm and dish 10 mm, 80 mm ISI Marked Kartar Valves with epoxy coating out side suitable for an operating pressure of 4 kg/cm2 and test operating pressure of 6kg/cm2 and test pressure of 10kg/cm2. Filter with MS specials disc plate fitted at bottom for collection chamber and filter chamber having filter media consisting of Under bed media Pebbles,Gravels, Coarse and Fine Silex of 500 mm height and Filter sand (Coarse and Fine Sand )having 100 mm height of effective size of 0.6 and uniformly coefficient 1.3 to 1.7....The Filter outlet should be connected with the existing pumping main with B Class GI Pipe including bye pass arrangement. Back wash and rinse should be provided with required length of PVC Pipe and Fittings <br><br>Providing foundation 1.5 meter square including necessary trenching works as per the dia of pressure filter required depth and providing RCC 1:2:4 mix using 10 mm dia bar laid 15 c.c C/C at both directions and providing R.R masonry... as per the direction of departmental officers.

OD96770/2024-2025:Conveying Charges by head load to no road access areas