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Tender Value
₹92.2 L
EMD Value
₹50,000
Closing Date
7 Sept 2026, 3:00 pm
Superintending Engineer
O/o Superintending Engineer, TWAD Board, M.D.T. Circle, Opp Mattuthavani Bus stand, Madurai
Supply and erection of 200 mm Dia DI Surge Control Valves in 1000mm 900mm 800mm Existing PSC pipes under CWSS to DindigulCorporation 6Tps and 636Rhs in Dindigul District Package II 2nd Call From Velliyanai to DGudalur and D Gudalur to Palayam Reach
2026_TWAD_698408_1
03 F Tender Notice DO 2026 Dt. 24 08 2026 2nd Call
Open Tender
Civil Works
Lump-sum
30 days
Dindigul District
Class I Civil Contractor
3 documents required · 3 mandatory
₹0
₹50,000
Madurai
27 Aug 2026
27 Aug 2026
8 Sept 2026
27 Aug 2026
7 Sept 2026
27 Aug 2026
27 Aug 2026 - 7 Sept 2026
1 Sept 2026
This is a percentage-rate BOQ. The schedule below shows estimated quantities and rates. Bidders quote a single percentage above or below the total estimated cost.
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1Manufacturing, supply and delivery of DI diaphragm type surge control valve against power failure surges or pressure waves caused by velocity changes, quick opening relief easily adjustable pressure setting. The valve should remain closed when line pressure is between the set-points of the two pilots. The valve should open initially when line pressure drops below the setting of the low-pressure pilot to anticipate surges associated with a pump stopping. The valve will also continue to react and remain open when the return high-pressure wave is above the setting of the high-pressure pilot or open when inlet pressure exceeds a pre-determined set-point at which time the valve opens quickly, With high speed discharge, with flange dimension to EN 1092-2/ ISO 7005[DIN]. Body and cover in ductile cast iron of Grade GGG 40 (or) GGG 50. All internal parts & all cover bolts of austenitic alloy steel and gaskets and seals of EPDM of grade W 270(approved for drinking water) with Electrostatic epoxy powder coating (EP-P) inside and outside color blue RAL 5005 with minimum coating thickness of 250 microns” and with 5 years warranty | |||||
| 1.01 | 200mm Dia DI Surge Control Valve | 7 | Nos | 2,94,486 | ₹20,61,402 |
| 2Supply and delivery of DI D/F Gate (sluice) valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or GGG 50, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and outside with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty | |||||
| 2.01 | 200 mm dia DI Gate Valve PN 10 | 7 | Nos | 35,345 | ₹2,47,415 |
| 3 | Supply and delivery of 90 deg 200mm DI D/F bend | 302.4 | Kg | 147.9 | ₹44,724.96 |
| 4 | Supply and delivery of 200 mm dia PN10 DI D/F pipe - 4 mtr pipe (3 Nos per Valve) | 21 | Nos | 15,269.2 | ₹3,20,653.2 |
| 5Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS-638(1979) and M.S. bolts and nuts of IS 1364-1 (2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete. | |||||
| 5.01 | Jointing of 200 mm dis DI D/F Pipe | 21 | Nos | 611.81 | ₹12,848.01 |
| 6Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. etc complete as directed by TWAD Board Officers | |||||
| 6.01 | 200 mm dia x 6.30 mm Thick MS Pipe - 1 mtr per each work | 7 | Nos | 2,944.2 | ₹20,609.4 |
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Tendernotice_1.pdf
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BIdDindigulPack2.pdf
Tender Documents • 1.78 MB
BOQ_839514.xls
BOQ • 0.38 MB
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