Tender For corrigendum : deposit-maintenance of mechanical items in sat pump house, raw water pump house & old mch pump house - deposit work-running contract-2026-2027 -maintenance of mechanical items in sat pump house, raw water pump house & old mch pump house-sewerage work
Tender For design, construction, testing, commissioning of all the components of interception and diversion based sewage treatment plant (stp) work including 05 years of operation and maintenance of the entire system.• survey, investigation, design and construction of various diversion drains of inner size 0.50m(w) x 0.50m(h) for a length of 10m, 1.00m(w) x 1.20m(h) for a length of 10m and 1.00m(w) x 1.00m(h) for a length of 210m• survey, investigation, design and construction of coarse, medium screen, grit chambers of various sizes as detailed in scope of work for each wet well.• design and construction of 3 no. wet wells with overhead pump house as per the technical specification• survey, investigation, design, supply, laying, jointing and construction of rising main (di-k9 pipe) of inner dia. 150 mm for a length of 950m and dia. 100 mm for a length of 100m• stp (2 nos) - designing (aesthetically), providing, and constructing and giving satisfactory trials of sewage treatment plant consisting of receiving chamber, screen chamber, grit chamber, measuring flume, distribution chamber with primary and secondary treatment, etc. as per the technical specification of capacity 0.50 mld of facultative aeration lagoon convensional technology including allied units for waste disposal with all civil and mechanical, electrical works involved including administration cum laboratory building of minimum carpet area of 800 sqft. complete with all electrical works.• design and construction of planted drying bed for co-treatment of faecal sludge - 4 nos. of size l- 5.00 x w- 2.00 x height as per design + free board 0.30)• boundary wall around entire stp area, internal and external electrification.• operation and maintenance (o&m) for the proposed works / entire sewerage system (proposed) for a period of 5 years after successful completion of trial run period or handing over whichever is later.
Tender For corrigendum : improvement to existing sewerage system under nesapakkam stp catchment area sw 04 rehabilitation and upgradation of existing sewage pumping stations, rising main, electrical and mechanical works and scada system in areas 9 10 13 and central command centre at cmwssb - name of the work: improvement to existing sewerage system under nesapakkam stp catchment area – sw-04 - rehabilitation and upgradation of existing sewage pumping stations, rising main, e&m works and scada system in areas 9,10 & 13 and central command centre at head office of cmwssb.
Tender For corrigendum : improvement to existing sewerage system under nesapakkam stp catchment area sw 01 rehabilitation and enlargement of existing collection system with hscs under 15 nos of ls sps in area 10 and 13 and operation and maintenance of entire collection system for 5 yrs - name of the work: improvement to existing sewerage system under nesapakkam stp catchment area – sw-01 - rehabilitation and enlargement of existing collection system with hscs under 15 nos of ls/sps in area 10 & 13 and operation & maintenance of entire collection system for 5 years
Tender For corrigendum : improvement to existing sewerage system under nesapakkam stp catchment area sw 03 rehabilitation and enlargement of existing collection system with hscs under 7 nos of ls sps in area 9 and 10 and operation and maintenance of entire collection system - name of the work: improvement to existing sewerage system under nesapakkam stp catchment area – sw-03 - rehabilitation and enlargement of existing collection system with hscs under 7 nos of ls/sps in area 9 & 10 and operation & maintenance of entire collection system for 5 years.