Rural Development Department Bihar Potable Water Purification System De-Ionization Based Tender Katihar 2026

Tender Overview

The Rural Development Department Bihar, through its district unit in Katihar (854101), seeks a complete Potable Water Purification System – De-Ionization Based solution. The contract covers supply, installation, commissioning, and optional comprehensive warranty, with the objective of delivering treated water at the specified capacity. The bid includes long‑term availability of parts and service, with optional quantity adjustments up to 25% during and after contract award. The tender emphasizes integration of UV, ion-exchange, and filtration modules to meet site water quality needs in Katihar. This procurement favors vendors with ISO certification and demonstrated experience in similar water treatment installations.

Technical Specifications & Requirements

• Output water generation capacity in L/hour and Real time TDS/pH displays integrated into a single control panel.
• UV Lamp with conformity to UV system standards and Ultraviolet performance parameters.
• Electrodeion Module with specified reference voltage and removal efficiency for Total Dissolved Solids.
• Arsenic, Fluoride, Chloride, and Hardness removal capabilities with specified removal percentages and verification testing.
• Micron Filter, Pre filter housing, and Pre filter type/size with defined porosity and outer filter count.
• Storage tank material and capacity in L, plus digital display and Real time TDS/pH displays.
• Raw water feeding pump, cleaning pump (chemical/raw water), and antiscalant compatibility for silica up to 10 ppm and mica up to 100 ppm.
• Power supply requirements, installation type, and inclusion of inlet/outlet pipe fittings to connect to raw and purified water tanks.
• Warranty option (comprehensive warranty) available through bidding; installation and commissioning inclusive in scope.
• All critical components must be ISI/ISO-compliant where applicable, and the package includes pipe fittings for both inlet and outlet.

Terms & Eligibility

• GST Certificate, PAN, UID, and self-attested documents required; sample provision before bid end date is mandatory.
• ISO certificate related to water treatment work; GST returns (GSTR-3B) for current year.
• Turnover not less than ₹50 Lakh per year for the last 2 financial years; evidence via turnover certificates.
• Authorization certificate from OEM and prior client references (previous 5 work completion certificates).
• Notarized affidavit of non-blacklisting; ITR for AY 2023-24, 2024-25, 2025-26.
• Detailed item catalog with color images and installation history to be submitted; 1-year guarantee and 3-year warranty terms requested.
• GST, UID, and necessary bid security documents to be included with the bid submission.