Tender ID

Kerala

Active

Works

Civil Works - Water Works

Urgent replacement of the Damaged 350mm NRV of Pump Set

Kerala Water Authority

Kazhakoottam Section | Thiruvananthapuram, Kerala

Amount: Refer DocsCloses: 23 Nov 2026

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Timeline

Published12 Nov 2026
Closes23 Nov 2026
Bid Opening24 Nov 2026

Tender Value

Refer Docs

EMD Value

₹4,446

Closing Date

23 Nov 2026, 11:00 am

Tender Inviting Organisation

Name

RohitSV,AssistantExecutiveEngineer

Address

AssistantExecutiveEngineer,WWWESTSubdivision,Pongummoodu

Work Description

O and M - Water Supply Schemes - TWSS - Mace of Booster Pump House, Powdikkonam - Urgent replacement of the Damaged 350mm NRV of Pump Set No.1 - General Civil Work

Tender Information

Tender ID

2026_KWA_888477_1

Reference Number

26/AEE/PMD/24109/2026_5_1_1/1

Tender Type

Open Tender

Product Category

Civil Works - Water Works

Form of Contract

Item Rate

Location

Kazhakoottam Section

Source Website

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Eligibility / Pre-Qualification

Please refer Tender documents.

Documents Required

7 documents required · 7 mandatory

Fee/PreQual/Technical/Finance

RequiredScanned copy of Contractor License (.pdf)

RequiredScanned copy of Preliminary Agreement (.pdf)

RequiredForm No.83 - NIT (.pdf)

RequiredDigitally signed tender schedule BoQ (.xls)

RequiredScanned copy of LD clause (.pdf)

RequiredScanned copy of PWD and KWA registration certificate (.pdf)

RequiredScanned copy of GST registration certificate (.pdf)

Fee & Financial Details

Tender Fee Amount

₹555

Tender Fee Exemption Allowed

Yes

EMD Fee Amount

₹4,446

EMD Fee Exemption Allowed

Yes

Important Dates

Last Activity

12 Nov 2026

Published

12 Nov 2026

Bid Opening

24 Nov 2026

Download Starts

12 Nov 2026

Download Ends

23 Nov 2026

Submission Starts

12 Nov 2026

Bill of Quantities

Item RateBoQ_Ver3.0INR

BoQ1 (3 items)

Sl No	Description	Qty	Unit	Est. Rate	Est. Amount
1Working Charges
1.001	OD167194/2026-2027:Supplying 350mm Ductile Iron Reflex/Non Return valve conform IS 5312 (Part 2): 2013, covers multi-door pattern swing check type reflux valves for water works purposes,Swing check type (non-return valve) designed to allow forward flow and automatically close on reverse flow to prevent water hammer.Pressure Ratings: PN 16,Flanges shall be drilled unless otherwise specified and bolt holes shall be “off centres”. Occasionally, a few bolt holes may require tapping to admit a stiffening rib on the body,Minimum two (2) suspension lugs shall be cast integrally on the diaphragm plate corresponding to each door and shall be of adequate strength.Body with hinge, door Grey cast IS 210 FG 260 a) Spheroidal or IS 1865 500/7 or 400/12 and diaphragm iron nodular iron b) Cast steel IS 1030 — 230-450 W ii) Hinge pin Stainless IS 6603 12 Cr 12 a) Stainless steel IS 6603 04 Cr17 Ni 12 Mo2 Steel or 04 Cr 19 Ni 9 or 15 Cr 16 Ni2 b) High tensile brass IS 320 HT2 iii) Bolts Carbon steel IS 1363 (Part 1) Class 4.6 — — — iv) Nuts, nuts for hinge pins Carbon steel_IS 1363 (Part 3) Class 4.0 — — — v) Bearing bushes Leaded tin IS 318 LTB-2 PTFE/Reinforced PTFE — — bronze vi) Face and seat rings Leaded tin IS 318 LTB-2 a) Leaded tin bronze — — bronze with 2 percent nickel b) Stainless steel IS 6603 04Cr19 Ni.9,• Seat Material: Rubber seated (soft-seated options available),Hinge Pin / Shaft: Stainless Steel (e.g., SS AISI 410),Coating / Finish: Blue or red epoxy painted / coated for corrosion resistance. etc.. as specified, including cost of coveyance loading unloading etc.	1	no	-	-
1.002	OD167213/2026-2027:Fabrication work of 350mm MS flanged joints to the existing outlet line of pumping main after cutting, grinding and welding joints with newly fabricated flanged joint for easy erecting of DI NRV in place of damaged one after dismantling, including cost of 350mm MS pipe, flanges, required fasteners, gasket etc. with the hire charges of welding plant, grinding machine, gas cutting plant and other equipment etc. whatever required as site condition, prime coat, painting etc.. complete	1	set	-	-
1.003	OD167214/2026-2027:Conveying placing in position and fixing with bolt and nut including cost of MS bolt, nut, IR sheet after providing Tripod with chain pulley to the floor of pump house and holding the valve unit up to the completion of the work, hire charges of chain pulley, conveyance etc.. complete.	1	set	-	-

Documents

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Tender Page Snapshot

details.html

html • 0.04 MB

NIT Documents

KWAGeneralConditionsforeTenderingV5.pdf

PDF • 0.69 MB

Tendernotice_1.pdf

PDF • 0.05 MB

Work Item Documents

BidDocument26.pdf

Tender Documents • 1.64 MB

BOQ_1517337.xls

BOQ • 0.30 MB

SPLSUPPLY.pdf

Tender Documents • 0.17 MB

SPLAgreement.pdf

Tender Documents • 0.17 MB

SPLPerGuarantee.pdf

Tender Documents • 0.24 MB

WORKAWARDING.pdf

Tender Documents • 0.16 MB

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Sl No	Description	Qty	Unit	Est. Rate	Est. Amount
1Working Charges
1.001	OD167194/2026-2027:Supplying 350mm Ductile Iron Reflex/Non Return valve conform IS 5312 (Part 2): 2013, covers multi-door pattern swing check type reflux valves for water works purposes,Swing check type (non-return valve) designed to allow forward flow and automatically close on reverse flow to prevent water hammer.Pressure Ratings: PN 16,Flanges shall be drilled unless otherwise specified and bolt holes shall be “off centres”. Occasionally, a few bolt holes may require tapping to admit a stiffening rib on the body,Minimum two (2) suspension lugs shall be cast integrally on the diaphragm plate corresponding to each door and shall be of adequate strength.Body with hinge, door Grey cast IS 210 FG 260 a) Spheroidal or IS 1865 500/7 or 400/12 and diaphragm iron nodular iron b) Cast steel IS 1030 — 230-450 W ii) Hinge pin Stainless IS 6603 12 Cr 12 a) Stainless steel IS 6603 04 Cr17 Ni 12 Mo2 Steel or 04 Cr 19 Ni 9 or 15 Cr 16 Ni2 b) High tensile brass IS 320 HT2 iii) Bolts Carbon steel IS 1363 (Part 1) Class 4.6 — — — iv) Nuts, nuts for hinge pins Carbon steel_IS 1363 (Part 3) Class 4.0 — — — v) Bearing bushes Leaded tin IS 318 LTB-2 PTFE/Reinforced PTFE — — bronze vi) Face and seat rings Leaded tin IS 318 LTB-2 a) Leaded tin bronze — — bronze with 2 percent nickel b) Stainless steel IS 6603 04Cr19 Ni.9,• Seat Material: Rubber seated (soft-seated options available),Hinge Pin / Shaft: Stainless Steel (e.g., SS AISI 410),Coating / Finish: Blue or red epoxy painted / coated for corrosion resistance. etc.. as specified, including cost of coveyance loading unloading etc.	1	no	-	-
1.002	OD167213/2026-2027:Fabrication work of 350mm MS flanged joints to the existing outlet line of pumping main after cutting, grinding and welding joints with newly fabricated flanged joint for easy erecting of DI NRV in place of damaged one after dismantling, including cost of 350mm MS pipe, flanges, required fasteners, gasket etc. with the hire charges of welding plant, grinding machine, gas cutting plant and other equipment etc. whatever required as site condition, prime coat, painting etc.. complete	1	set	-	-
1.003	OD167214/2026-2027:Conveying placing in position and fixing with bolt and nut including cost of MS bolt, nut, IR sheet after providing Tripod with chain pulley to the floor of pump house and holding the valve unit up to the completion of the work, hire charges of chain pulley, conveyance etc.. complete.	1	set	-	-

Sl No

Description

Qty

Unit

Est. Rate

Est. Amount

1Working Charges

1.001

OD167194/2026-2027:Supplying 350mm Ductile Iron Reflex/Non Return valve conform IS 5312 (Part 2): 2013, covers multi-door pattern swing check type reflux valves for water works purposes,Swing check type (non-return valve) designed to allow forward flow and automatically close on reverse flow to prevent water hammer.Pressure Ratings: PN 16,Flanges shall be drilled unless otherwise specified and bolt holes shall be “off centres”. Occasionally, a few bolt holes may require tapping to admit a stiffening rib on the body,Minimum two (2) suspension lugs shall be cast integrally on the diaphragm plate corresponding to each door and shall be of adequate strength.Body with hinge, door Grey cast IS 210 FG 260 a) Spheroidal or IS 1865 500/7 or 400/12 and diaphragm iron nodular iron b) Cast steel IS 1030 — 230-450 W ii) Hinge pin Stainless IS 6603 12 Cr 12 a) Stainless steel IS 6603 04 Cr17 Ni 12 Mo2 Steel or 04 Cr 19 Ni 9 or 15 Cr 16 Ni2 b) High tensile brass IS 320 HT2 iii) Bolts Carbon steel IS 1363 (Part 1) Class 4.6 — — — iv) Nuts, nuts for hinge pins Carbon steel_IS 1363 (Part 3) Class 4.0 — — — v) Bearing bushes Leaded tin IS 318 LTB-2 PTFE/Reinforced PTFE — — bronze vi) Face and seat rings Leaded tin IS 318 LTB-2 a) Leaded tin bronze — — bronze with 2 percent nickel b) Stainless steel IS 6603 04Cr19 Ni.9,• Seat Material: Rubber seated (soft-seated options available),Hinge Pin / Shaft: Stainless Steel (e.g., SS AISI 410),Coating / Finish: Blue or red epoxy painted / coated for corrosion resistance. etc.. as specified, including cost of coveyance loading unloading etc.

1.002

OD167213/2026-2027:Fabrication work of 350mm MS flanged joints to the existing outlet line of pumping main after cutting, grinding and welding joints with newly fabricated flanged joint for easy erecting of DI NRV in place of damaged one after dismantling, including cost of 350mm MS pipe, flanges, required fasteners, gasket etc. with the hire charges of welding plant, grinding machine, gas cutting plant and other equipment etc. whatever required as site condition, prime coat, painting etc.. complete

set

1.003

OD167214/2026-2027:Conveying placing in position and fixing with bolt and nut including cost of MS bolt, nut, IR sheet after providing Tripod with chain pulley to the floor of pump house and holding the valve unit up to the completion of the work, hire charges of chain pulley, conveyance etc.. complete.

set