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Tender Value
₹48 L
EMD Value
₹96,000
Closing Date
18 Sept 2026, 6:00 pm
GE (UTILITY) SECUNDERABAD
GE (Utility) Secunderabad, Mudfort - 500003
MECHANICAL CLEANING AND DISINFECTION OF OVERHEAD WATER TANKS (OHTS) AND UNDERGROUND (UG) SUMPS COMPLETE UNDER AGE EM II OF GE (UTILITY) SECUNDERABAD
2026_MES_786841_1
GE (U)/SEC/TOKEN/M37 OF 2026-27
Open Tender
Civil Works - Water Works
Item Rate
180 days
SECUNDERABAD
As per tender documents
8 documents required · 8 mandatory
₹500
GE (UTILITY) SECUNDERABAD
₹96,000
Yes
28 Aug 2026
28 Aug 2026
25 Sept 2026
28 Aug 2026
18 Sept 2026
11 Sept 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1M&L for cleaning and disinfecting of clear water storage tanks/reservoirs/underground sumps/semi-underground sumps/overhead tanks (OHT) by mechanical and scientific methods, involving the following stages of process for disinfection and sterilization of internal surfaces, complete all as specified and directed: Stages of Cleaning & Sterilization: Stage 1 – Dewatering: Drain out existing water using outlet valve or high-capacity dewatering system. Stage 2 – Surface Scrubbing: Removal of algae and scaling by scrubbing walls, ceiling, and floor with suitable cleaning agents (e.g. TERBAC G10, Inchlor5, NB10 or equivalent Govt.-approved laboratory certified chemical). Stage 3 – Fresh Water Jet Cleaning: Washing with fresh water using high pressure jet pump (5 PSI). Stage 4 – First Bacteria Screening: Sterilization of internal surfaces with non-toxic, biodegradable, eco-friendly antibacterial agent (e.g. TERBAC G5, Inoxi60, NB69 or equivalent certified by Govt. laboratory). Test certificate to be submitted prior to use. Stage 5 – Vacuum Cleaning: Wet and dry vacuum cleaning using industrial heavy-duty equipment. Stage 6 – UV Sterilization: Bacterial screening by UV radiation with bactericidal wavelength, applied for minimum 1 hour over all surfaces (walls, floor, ceiling, and enclosed space). Stage 7 – Final Sterilization: Application of strong oxidizing agent (e.g. TERBAC G65 or equivalent Govt.-approved laboratory certified chemical) safe for potable water, certified by Govt. laboratory. Test certificate to be submitted prior to use. | |||||
| 1.01 | Stage 8 – (i) Ancillary Works: Replacement of damaged ventilator wire mesh with new GI mesh.
(ii) Cleaning of external tank surfaces, lids, and surroundings to remove algae, scales, vegetation, insects, or foreign matter.
(iii) Painting of internal/external ladders after scrapping old paint with two coats of synthetic enamel (black) over red oxide primer.
(iv) Painting of internal/external pipes with standard colour coding.
(v) Marking on reservoir: capacity, date of cleaning, and next due date with 10 cm high white letters on black background, enamel paint. | - | - | - | - |
| 1.03 | All as per item no 1.00 above but the Capacity of the Underground Sump is 5 LG | 6 | Each Job | 99 | ₹594 |
| 1.04 | All as per item no 1.00 above but the Capacity of the Underground Sump is 2 LG | 1 | Each Job | 99 | ₹99 |
| 1.05 | All as per item no 1.00 above but the Capacity of the Underground Sump is 1.0 LG | 1 | Each Job | 99 | ₹99 |
| 1.06 | All as per item no 1.00 above but the Capacity of the Underground Sump is 0.5 LG | 3 | Each Job | 99 | ₹297 |
| 1.07 | All as per item no 1.00 above but the Capacity of the Underground Sump is 0.4 LG | 1 | Each Job | 99 | ₹99 |
| 1.08 | All as per item no 1.00 above but the Capacity of the Underground Sump is 0.25 LG | 9 | Each Job | 99 | ₹891 |
| 1.09 | All as per item no 1.00 above but the Capacity of the Underground Sump is 0.10 LG | 15 | Each Job | 99 | ₹1,485 |
| 1.1 | All as per item no 1.00 above but the Capacity of the Underground Sump is 0.05 LG | 2 | Each Job | 99 | ₹198 |
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