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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹13.6 CrAccepted-Finance | ₹13.6 Cr | L1 | Accepted-Finance Lowest rate quoted bidder is accepted |
| 2 | L2₹15.3 CrRejected-Finance | ₹15.3 Cr | L2 | Rejected-Finance Due to highest rate quoted bidder is rejected |
| Sl No | Description | Qty | Unit | ENVIRO TECHNOLOGIES INC L2 | Deetech Projects Pvt Ltd L1 |
|---|---|---|---|---|---|
| 1.00UV Disinfection System | |||||
| 1.01The scope includes design, supply, installation, testing and commissioning of a closed-vessel validated low pressure ultraviolet (UV) disinfection system for 15 MLD (min. inlet flow of 685 m3/ hr). The UV reactor shall be of Stainless Steel ASTM 316L and max operating pressure of 10 bar. The UV system shall be complete and operational with all control equipment and accessories as specified herein in Tender specification. The manufacturer should have UV systems (bioassay) validated without exception.This system shall be capable of disinfecting water to meet the quality standards with a minimal period of 2 years warranty. | |||||
| 1.02Performance Requirements: The UV system shall be designed to deliver a minimum MS2 RED of 60 mJ/cm2 at max. flow, water with a UV Transmission of minimum 60%, at end of lamp life (EOLL) after reductions for quartz sleeve fouling to achieve the reuse effluent quality of 0.00 MPN/100 ml. Post-chlorination, carried out downstream of the UV system, shall ensure below detectable limit (BDL). | |||||
| 1.03Monitoring & Controls: • UV Sensors: ÖNORM-certified, calibrated UV intensity sensor (SO20101) with daylight-blind detection. • Dose Control: Automatic dose pacing based on flow and intensity (Opti Dose or equivalent). • Lamp Monitoring: Individual lamp status monitoring. • Cleaning: Automatic mechanical wiping system for quartz sleeves. • SCADA Integration: Modbus / Profibus / Ethernet communication for remote monitoring and alarms. • Lamp Type: Low-pressure - High-intensity Amalgam with a lamp power of 290 W. • Lamp Life Warranty: Minimum of 14,000 operating hours. • On/Off Cycle Limit: Maximum of 4 on/off cycles per 24-hour period, averaged over the total lamp life. • Lamp Design: Rugged filament design to resist vibration and shock; Teflon/PTFE insulated stranded wiring; ozone-free operation. • Lamp Efficiency: Minimum 35% efficiency must be maintained across varying water temperatures via active filament heating. • Lamp Removal: Top-accessible lamp plugs with IP65-rated integral safety interlocks to prevent removal of energized lamps. etc., complete and as directed by the TWAD Board Officers | |||||
| 1.04 | At TWAD Krishna Nagar Site & At TCMC Old Perungalathur Site | 2 | Nos | 4,62,80,000 ₹9,25,60,000 | 4,37,00,000 ₹8,74,00,000 Lowest |
| 1.05Design construction of Ultra violet panel room of Size 5.0 m x 4.2 m x 4.0 m (or) minimum adequate area to accomodate UV panel board at 2 locations - To accomadate 2 Nos with UV panel, internal wiring for panel and cabling work from UV panel to UV disinfection unit and internal wiring , lighting for UV panel room etc., complete and as directed by the TWAD Board officers. | |||||
| 1.06 | At TWAD Krishna Nagar Site & At TCMC Old Perungalathur Site | 2 | Job | 7,85,000 ₹15,70,000 Lowest | 8,00,000 ₹16,00,000 |
| 1.07Installation testing & commisioning of UV Disinfection System , which includes Closed Conduit Pipe to the UV Inlet, Cabelling to Panel, Shed to UV System, All civil requirements, Cabling and required allied works etc to be provided and Interconnection between Existing pipeline alignment and Proposed Ultraviolet Disinfection unit with necessary valves and specials etc., complete and as directed by the TWAD Board officers. | |||||
| 1.08 | At TWAD Krishna Nagar Site | 1 | Job | 36,90,000 ₹36,90,000 | 12,00,000 ₹12,00,000 Lowest |
| 1.09 | At TCMC Old Perungalathur Site | 1 | Job | 36,90,000 ₹36,90,000 | 12,00,000 ₹12,00,000 Lowest |
Tender Value
₹14.9 Cr
EMD Value
₹11.3 L
Closing Date
26 Feb 2026, 3:00 pmClosed
Chief Engineer, Vellore
No.8, 1st East main road, Gandhinagar, Katpadi, Vellore-632 006
DBOT of UV Disinfection system to Tambaram Corp
2026_TWAD_657471_1
IFB No.24 uv to tbm 12 01 2026
Open Tender
Civil Works
Item Rate
365 days
Tambaram Corporation
refer bid document
4 documents required · 4 mandatory
₹0
₹11.3 L
Vellore
4 Aug 2026
14 Feb 2026
27 Feb 2026
14 Feb 2026
26 Feb 2026
14 Feb 2026
14 Feb 2026 - 20 Feb 2026
20 Feb 2026
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