Gaseous Chlorination Operations and Guarding for Rajarhat Water Supply Scheme

Work Description - Operation And Guarding Of Gaseous Chlorination Of Hw Site At Hudarite (zone R-ii) Of Surface Water Based Water Supply Scheme For Arsenic Affected Area Of Rajarhat.

This tender, identified by Tender Reference Number PHE/NTKMD/e-14 of 2026-27, is for the operation and guarding of gaseous chlorination of a High Water (HW) site at Hudarite (Zone R-II) within the surface water-based Water Supply scheme serving the Arsenic affected area of Rajarhat. This critical "Works" tender, categorized as an Open Tender, is being invited by the Executive Engineer, NTKMD PHED, located at Utility Building, Beside Delhi Public School, AA ID, New Town, Kolkata - 700156. The estimated tender value is ₹5,77,922, with an Earnest Money Deposit (EMD) of ₹13,000. The contract will be awarded on a "Percentage" basis, and the period of work is stipulated to be 370 days, with a bid validity of 180 days. The tender documents will be available for download from July 25, 2026, 10:00 AM, until August 8, 2026, 10:00 AM. Bids can be submitted starting from July 25, 2026, 10:00 AM, with the submission deadline being August 8, 2026, 10:00 AM. Bid opening will take place on August 10, 2026, at 10:00 AM in Newtown, Kolkata. This is a two-cover tender, with Cover 1 comprising Fee/PreQual/Technical documents and Cover 2 containing the financial bid (BOQ).