Rural Development Department Bihar Potable Water Purification System Tender Katihar 2026 IS0 De-Ionization Based

Tender Overview

The Rural Development Department Bihar invites proposals for a Potable Water Purification System based on De-Ionization (DI) technology to be installed in Katihar, BIHAR (PIN 854101). The tender contemplates supply, installation, and commissioning with an indicative scope including UV lamps, electro-deion module, real-time TDS/pH displays, micron and pre-filters, storage tank with specified materials and capacity, and comprehensive wiring from raw water source to purified water tank. Estimated value is not disclosed; quantity may vary up to 25% during contract performance. The bid requires mandatory samples and OEM authorizations. A key differentiator is integration of anti-scaling antiscalant management and arsenic/fluoride/chloride removal within a single system, with on-site installation and commissioning included. This opportunity targets bidders capable of delivering standards-compliant filtration packages under state procurement processes.

Technical Specifications & Requirements

• Output water generation capacity: provided in litres per hour (L/hr) with real-time TDS display and pH display.
• UV lamp standard: system must comply with UV performance parameters and show UV system conformity.
• Electrodeionization (EDI) module with reference voltage and integration with the overall DI process.
• Total Dissolved Solids (TDS) removal percentage and recovery at 27°C.
• Filtration chain: Micron filter, pre-filter housing, pre-filter type and size, particulate filter porosity, and outer filters count.
• Storage tank: material and capacity in litres, with assured on-site installation.
• Feed and return piping: inlet/outlet pipe fittings from raw water source to the system and purified water tank.
• Pretreatment and antiscalant: antiscalant requirements for silica up to 10 ppm and mica up to 100 ppm.
• Displays: Digital, real-time TDS and pH readouts; Digiflow meter.
• Warranty and installation: option for comprehensive warranty, with installation and commissioning included in scope.
• Compliance: ISO/IEC/industry standards and OEM authorizations required; sample submission prior to bid closing.

Terms, Conditions & Eligibility

• EMD and bid security not disclosed in data; bidders must prepare in line with ATC terms.
• Quantity variation: Purchaser may increase/decrease quantity up to 25% of bid quantity during contract and extend delivery period proportionally (minimum 30 days).
• Experience and turnover: minimum last 2 years turnover of ₹50 Lakh per year and prior similar work experience evidenced by certificates.
• Documentation: GST certificate, PAN, UID, current GST returns (GSTR-3B), ISO certificate, experience certificates, and notarized non-blacklist affidavit.
• Sample submission: mandatory sample delivery before bid last date; OEM authorization required.
• Warranty: 1 year minimum; 3-year warranty option available; installation and commissioning included.
• Other documents: 5 prior work completion certificates, colorful item catalog, ITRs for 2023-24 to 2025-26, and turnover certificates.
• Submissions must comply with buyer-added terms and not include tender ID in content.