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Tender Value
Refer Docs
EMD Value
₹2.2 L
Closing Date
16 Jun 2026, 8:30 pm
Bengaluru Water Supply And Sewerage Board
Work of construction of new chlorine building and installation of 40 Kg/hr chlorine system with chlorine neutralization system coming under jurisdiction of AEE(K-O&M)-2-2 at Tataguni
303259
BWSSB/2026-27/BD/WORK_INDENT3347
Open
Buildings
BWSSB Chief Engineer Kaveri (Operation and Maintenance) Bengaluru
4 documents required · 4 mandatory
Executed in any one year the following minimum quantities of work (Cement Concrete - xxxx cum, Earthwork - xxxx cum, etc) (80% of peak rate of construction)
Tenderer or his identified Sub Contractor should possess valid Electrical License for executing building electrificatio works and should have executed similar electrical works totallng Rs. xxxxxx (not less than 50% of electrical works) n any one year
Tenderer or his identified Sub Contractor should possess valid license for executing water supply / sanitary engineering works and should have executed similar works totallng Rs. xxxxxx (not less than 50% of electrical works) n any one year
Owning the following key and critical equipment for this work (xxxx, xxxx, xxxx)
Liquid assets and /or availability of credit facilities of no less than Rs. xxxxxx Lakhs (estimated cash flow for 3 months of peak construction period)
Total value of civl engineering works executed and payments received in the last five years (year-wise)
List of existing commitments and ongoing works
List of works for which tenders already submitted
Banker Details for reference
As prime contractor, should have satisfactorily completed at least one Similar Contract such as work of Providing, Installation and commissioning of Chlorine Dosing System of value not less than Rs.47.72 Lakhs. ii) Should have executed in any one financial year a)Steel reinforcement- 17.2 MT b) Reinforced cement concrete 153.48 cum c) Chlorine Plant-32 kg per hr chlorine system-1No
To qualify for award of this contract, each Tenderer in its name should have in the last five financial years i.e. 2021-22 to 2025-26 As prime contractor, should have satisfactorily completed at least one Similar Contract such as work of Providing, Installation and commissioning of Chlorine Dosing System of value not less thanRs.47.72 Lakhs.
To qualify for award of this contract, each Tenderer in its name should have in the last five financial years i.e. 2021-22 to 2025-26 As prime contractor, should have satisfactorily completed at least one Similar Contract such as work of Construction of Any Building Works of value not less than Rs.37.56 Lakhs
To qualify for award of this contract, each Tenderer in its name should have in the last five financial years i.e. 2021-22 to 2025-26 Should have achieved in at least two financial years a minimum financial turnover (in all classes of civil/mechanical engineering construction works only) of Rs.341.14 lakhs
Liquid assets or availability of credit facilities of not less than Rs.57 Lakhs (Credit lines/ letter of credit/ certificates from Nationalized/schedule banks in India for meeting the fund requirement etc.
Tenderers who meet the above specified minimum qualifying criteria, will only be qualified, if their available tender capacity is more than the total tender value. The available tender capacity will be calculated as under Assessed available tender capacity equal to (AXNX1.5-B) where A is Maximum value of civil engineering works executed in any one year during the last five years (updated to 2026-27 price level) taking into account the completed as well as works in progress. B is Value, at 2026-27 price level, of existing commitments and on-going works to be completed during the next 1 years (period of completion of the works for which Tenders are invited) and N is Number of years prescribed for completion of the works for which tenders are invited.
Form Of Tender
Contractor Registration Certificate
₹3,620
₹2.2 L
2 Jun 2026
2 Jun 2026
18 Jun 2026
9 Jun 2026
9 Jun 2026
Estimation for the work of Construction of New chlorine building and installation of 40 Kg/hr chlorine system with chlorine neutralization system coming under jurisdiction of AEE(K-O&M)-2-2 at Tataguni
(Part B)-Electro Mechanical Portion for 40Kg/hr Chlorine dosage Equipments
1 Tonner Roller Support
2.1 Coiled Copper Tube
Tube Annealed copper (plated)
Connection nipple size 5/8” BSP (F)
Nipple material Brass IS : 4170
Tube dimensions 1.5 mts (length), O.D - 3/8”, Wall thk
Tube material Copper IS : 191 (Part 8/10) - 1980
Test pressure 9 Kgs/cm² Pneumatic
40 Kgs/cm² (Hyd)
Temperature 120Dec
Service Chlorine
2.2 Spares of Coiled Copper Tube
3.1 Chlorine Valve
Body Phosphor Bronze
Connection 3/4” NPT(M) X 5/8” BSP (M)
Test pressure 40 Kgs/cm² (Hyd)
Standard IS : 3224
Application Areas Manifold, Additional Tonner Valve, Pressure Gauge Isolation
Service Chlorine
3.2 Spares of Chlorine Valve
4 Three Tonner Manifold
5 Automatic Drum Changeover device
6.1 Pressure Gauge (0-21 kg/cm2)
Sensing Element SS 316
Connection 1/2” BSP (M)
Case & Bezel SS 304 her-proof)
Accuracy ± 1% of FSD
Sealing Fluid Silicon Oil
Dial size 150 mm
Range 0-21 Kg/Cm2 / (-)760 to 0 mm hg
Diaphragm valve SS 316
Service Chlorine gas.
6.2 Spares of Pressure Gauge (0-21 kg/cm2)
7.1 Pressure Switch
7.2 Spares of Pressure Switch
8.1 C.S Ball Valve
Standard BS:5351:86
End Connection Flanged ANSI B 16.5 ,SCH 80
Stem AISI 316 / Monel
Lever Carbon steel (cadmium plated)
Type Regular port, Three piece construction
Test pressure 30 Bar (Hyd) - Valve open
45 Bar (Hyd) - Valve closed
Temperature Ambient
Service Chlorine
8.2 Spares of C.S Ball Valve
Body ASTM A 106 Gr. B Sch 80
Type Glass wool Media
Filter element Glass wool packed in Teflon mesh
Flanges & Plates ASTM A 105 , ANSI B 16.4
Test pressure 9 Kgs/cm² (Pneu) with glass wool
40 Kgs/cm² (Hyd) without glass wool
Temperature Ambient
Service Chlorine
9.2 Spares of Gas Filter
10 Equipment frame
11.1 Pressure Reduction Valve
Diaphragm Teflon
Spring (Bottom) Spring steel (Teflon coated)
Spring (Top) Spring steel (Plated)
Range 0 to 3.5 Kgs/cm²
Test pressure Seat - 10 Kgs/cm²(Pneu)
Body - 40 KPSC (Hyd)
11.2 Spares of Pressure Reduction Valve
12.1 Remote Vacuum Regulator
Gas Inlet Flange ASTM A 105 ,ANSI B 16.5 , CLASS
Gas Inlet Pipe ASTM A 106 GR.B, SCH 80
Seat Housing IS : 2062
Middle ,top & bottom Flange PVC
Operating Vacuum Min 125 mm of Hg
Spring Spring Steel ( plated – Not a wetted part )
Design Temperature Ambient Temperature
12.2 Spares of Remote Vacuum Regulator
13.1 Pressure Gauge (0-16 kg/cm2)
13.2 Spares of Pressure Gauge (0-16 kg/cm2)
14.1 Pressure Relief Valve
Seat Housing PVC
Dead Weight SS 316
Body Test pressure 3Kg
Sealing EPDM “O “ Ring
Seat Pressure 0.2 -0.3 Kg/cm2
Design Temperature Ambient
Location Chlorine gas vacuum line
14.2 Spares of Pressure Relief Valve
15.1 Flow Control Valve
Body Carbon steel/PVC-FRP lined
Spindle Monel/PVC
Test pressure 10 KPSC (Pneu)
Service Chlorine Gas in Vacuum line
15.2 Spares of Flow Control Valve
16.1 Rotameter 40kg/ph
Tube Borosilicate glass
Service Chlorine Gas
16.2 Spares of Rotameter 40kg/ph
17.1 Differential Pressure Regulator
17.2 Spares of Differential Pressure Regulator
18.1 Vacuum Relief Valve
Sealing EPDM “O” Ring
Set Vacuum 500 mm of Hg
Spring Spring Steel
Body Test Pressure 3Kg/Cm2
Design Temperature Ambient
Size ¾ BSP (Female)
Location Chlorine gas vacuum line
18.2 Spares of Vacuum Relief Valve
19.1 Vacuum Gauge (-760 to 0 MMhg)
19.2 Spares of Vacuum Gauge (-760 to 0 MMhg)
20.1 (Emergency) Drain Relief Valve
20.2 (Emergency) Drain Relief Valve
21.1 Check Valve
Seat Housing PVC
Dead Weight Lead
Body Test pressure 3Kg
Sealing EPDM “O “ Ring
Seat Pressure 0.2 -0.3 Kg/cm2
Design Temperature Ambient
Location Chlorine gas vacuum line
21.2 Spares of Check Valve
22.1 UPVC Ball Valve
Sealing EPDM “O” Ring
Connection ¾” BSP (F)
Service Chlorine Vacuum Line
22.2 Spares of UPVC Ball Valve
23.1 UPVC Ball Valve Solution line – 25 OD UPVC
23.2 Spares of UPVC Ball Valve Solution line – 25 OD UPVC
24.1 Pressure Gauge (0 To 7 kg/cm2)
24.2 Spares of Pressure Gauge (0 To 7 kg/cm2)
25.1 Check Valve
25.2 Spares of Check Valve
26.1 Butterfly Valve
26.2 Spares of Butterfly Valve
27.1 Pressure Switch
27.2 Spares of Pressure Switch
Type Fixed and replaceable throat and nozzle type
Body PVC –FRP Lining
Flange PVC –BS 10 Table D
Working Pressure 5-7Kgs/cm2
Pneumatic Test 9Bar
Design Temperature Ambient Temperature
Size Chlorine Vacuum Line -20NB
Motive water Line -25NB Chlorine Solution Line -32OD
29.2 Spares of Ejector
30.1 Drain valve
Seat Housing PVC
Dead Weight PVC
Body Test pressure 3Kg
Sealing EPDM “O “ Ring
Design Pressure 1 Kg/cm2
Test Pressure 3 Kg/cm2
Design Temperature Ambient
Location Chlorine gas vacuum line
30.2 Spares of Drain valve
31 Gas Leak Detector with Double Sensor
Range 0-10 PPM / 0-100ppm
Resolution / Accuracy 0.1PPM/+1%
Operating Temperature 0 to 50.C
Sensor Type Electrochemical
Response Time Less then 1 seconds
Display 3 ½ digit, 12.5 mm digit height, 7 segment L.E.D display
Output 2 Set points: 1 NO / NSC Potential free contact rated
230 volt/ 5 A for each Alarm 1& Alarm 2.
Recorder Output 4 to 20 mA DC
Power Supply 230 volt AC + 10%, 50 Hz. / 110V
Mounting Wall mounting
Confirming Confirming IP 67 protection (Encl. of Poly Carbonate with
Hinged Transparent cover
Accessories Operating and maintenance instruction manual,
Electrolyte bottle and Industrial hooter
32.1 PP.Check Valve
32.2 Spares of PP.Check Valve
33.1 PP.Diaphragm Valve
33.2 Spares of PP.Diaphragm Valve
34.2 Spares of Diffuser
35 Control panel
36.1 FRP Half Hood
36.2 Spares of FRP Half Hood
37.2 Spares of Damper
38 Chlorine Absorption Blower
39.1 Diaphragm Valve (PP)
39.2 Spares of Diaphragm Valve (PP)
40.1 Level Switch Low
40.2 Spares of Level Switch Low
41 Level Indicator Isolation Valve
42 Caustic Solution Tank (6KL)
43 Caustic Solution Tower (PP-FRP)
44.1 PP. Diaphragm Valve
44.2 Spares of PP. Diaphragm Valve
45.1 PP. Check Valve
45.2 Spares of PP. Check Valve
46.1 Pressure Gauge Isolation Valve
46.2 Spares of Pressure Gauge Isolation Valve
47 Caustic Recirculation Pump
48.1 Strainer(Y-Type)
48.2 Spares of Strainer(Y-Type)
49 Scrubber Control Panel
50 Safety Eye Wash Shower
51 Self Contained Breathing Apparatus Set with full face mask, Oxygen cylinder, carrying back plate, pressure gauge
52 Emergency Repair Kit (B)
53 Instant action resuscitators
54 Lifting Beam with Adjustable hook – 3 Ton
55 Chain Pulley 5 Ton Capacity
56 3 Ton EOT with I beam arrangement for full building
58 Fork Lift 5Ton
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Electro mechanical equipments Details.xlsx
Others - Electromechanical equipments details • 0.02 MB
Tender Doc - Chlorine Building.docx
Tender Document • 1.83 MB
Civil Drawing.pdf
Others - Drawing • 0.39 MB
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