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| Tender ID | 4525810 |
|---|---|
| Organisation Name | Kerala Rural Water Supply And Sanitation Agency |
| Tender Brief | Corrigendum : Water Quality Mitigation To Wss - 2023-24 Pressure Sand Filter Refilling In Padannotte Wss In Munderi Gp And Pressure Sand Filter /irp Of Dual Media Filter At Moilothara Wss In Maruthomkara Gp Kannur And Kozhikode District |
| Last Date For Submission | 6th Aug, 2026 |
| Opening Date | 10 Aug, 2026 |
| Document Cost | 1100.00 |
|---|---|
| EMD | 13751.00 |
| Estimated Cost | 550054.00 |
| City | Kozhikode |
|---|---|
| State | Kerala |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | PRESSURE SAND FILTER REFILLING IN PADANNOTTE WSS IN MUNDERI GP | ||
| 2 | Filter unit system | ||
| 3 | Filling of existing Pressure sand filter (PSF) of dual media filter with Silex 12mm&6mm, Course sand, special grade fine sand/quartz sand, Anthracite/activated carbon, pebbles and Katalogs/MnO2/Birm only after removal of old filter media in the filter unit system and cleaning the unit. Surface cleaning and painting the vessel with epoxy paint two coats over two coat of primer finishing with synthetic enamel paint. Unit to be provided with best quality ISI marked 40NB flanged SS motorised valve for easy backwashing, rinsing & filtering with all necessary high quality filter media with sufficient capacity capable of removing turbidity of water two times as per the water quality test report of 1.8 NTU & 0.54 mg/L which is over the permissible limit as per BIS drinking water quality standard. The life period of the filter media supplied should be of minimum 3 years. All cleaning, filling with filter media, all plumbing works by connecting to existing pumping main with suitable size and specials required to deliver water reservoir to existing pump. Including service charge and transportation charge for filter media replacement (cleaning, safely removing, replacing) etc. complete | 1.0000 | no |
| 4 | Water quality test | 2.0000 | no |
| 5 | Water quality mitigation to Moilothara WSS in Maruthomkara GP |
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