Rural Development Department Bihar Potable Water Purification System Tender Katihar 2026 IS 550 UV De-Ionization Standards

Tender Overview

The Rural Development Department, Bihar invites bids for a potable water purification system based on de-ionization technology to serve Katihar, Bihar. The project requires real-time TDS display, UV lamp conformity, and complete water treatment stages with arsenic, fluoride, chloride removal, hardness reduction, and micron filtration. Estimated scope includes installation, commissioning, and provision of raw-to-purified water piping, storage tanks, and digital monitoring components. A key differentiator is the integrated Digiflow meter, pre-filter housing, and an anti-scalant regime for silica up to 10 ppm and mica up to 100 ppm. The procurement emphasizes compliance with specified standards and comprehensive warranty. The contract allows quantity variation up to 25%, with delivery framed from the last delivery order date. Bidders must present ISO-related certifications, GST/PAN, experience certificates, and prior similar work. The location-specific focus is Katihar city, with requirement to ensure safe, treated water delivery for rural communities under the Bihar Rural Development mission.

Technical Specifications & Requirements

• Product category: Potable water purification system (de-ionization based) with inline UV lamp and electro-de-ion modules
• Key outputs: Output water generation capacity in litre/hour; real-time TDS and pH displays; overall water treatment including arsenic, fluoride, chloride removal, and hardness reduction
• Components: Raw water feeding pump, micron filter, pre-filter housing and filters, storage tank (material and capacity specified), Digiflow meter, body of filter, outer filters, and installation-compliant piping
• Standards & testing: UV system conformity; IS 550/ISO-based compliance; electro-de-ion module reference voltage; antiscalant compatibility; warranty options; comprehensive installation/commissioning included in scope
• Electrical & installation: Power supply, inlet/outlet pipe fittings, and on-site commissioning with storage and display systems
• Warranty & service: Option for comprehensive warranty via bidding; standard vs. catalogue warranty considerations; on-site maintenance terms

Terms, Conditions & Eligibility

• EMD/financials: 50 Lakh annual turnover criterion; GST, PAN, UID; current year GST returns (GSTR-3B)
• Experience & authorization: Similar work certificates; OEM authorization; 5 previous completed works; notary affidavit confirming non-blacklisting
• Documentation: Sample submission before bid deadline; colorful item catalog; ITRs for AY 2023-24 to 2025-26
• Delivery & penalties: Option to increase/decrease quantity by 25%; delivery timelines linked to order dates; installation-inclusive scope
• Warranty: 1 year standard + 3 year warranty as per bid; escalation and support terms
• ATC & compliance: ISO certification related to work; annual GSTR compliance; notarized non-blacklist affidavit