Chennai Metropolitan Water Supply And Sewerage Board Tender

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Chennai Metropolitan Water Supply And Sewerage Board - CMWSSB Tender

Works
Civil And Construction
Water Storage And Supply
Eprocure
Opening Date26 Feb 2024
Closing Date29 Feb 2024
Tender AmountRefer Documents 
Notes
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Costs

Description

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BOQ Items

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DO_NOT_SHOW

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Fabricating, supplying, conveying and fixing of 600 X 100mm dia MS saddle Clamp for DI pipe including cost of materials and labour charges as directed at site.

1

74787

74787

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Supplying, Conveying and fixing DI specials

-

-

-

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100mm dia x 90 deg bend D/S

15

2120

31803

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100mm dia x 45 deg bend D/S

8

1982

15856

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100mm dia x 22.5 deg bend D/S

8

1843

14750.4

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100mm dia x 11.25 deg bend D/S

5

1843

9219

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100mm dia x 90 deg bend D/F

10

2316

23160

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100mm dia x 90 deg Duck foot bend

1

2459

2459

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100mm MJ Collor

20

3083

61660

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100mm Spigot & Flanged Tail Piece

5

1555

7775

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100mm Socket & Flanged Tail Piece

5

1650

8250

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100mm Bell mouth

1

1269

1269

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100mm dia K9 flanged pipe - 1m

3

4697

14093.1

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100mm dia K9 flanged pipe - 0.5m

6

4055

24335.1

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100mm dia K9 flanged pipe -1.5m

2

5339

10679.1

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100mm dia sluice valve

3

7379

22137

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80mm dia sluice valve

1

5296

5296

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100mmx80mm dia D/S Tee Branch DI Flanged Reducer

1

2745

2745

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80mm dia Air valve

1

8907

8907

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100mm dia NRV Valve

1

8557

8557

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100x80mm dia Flanged Reducer

8

1887

15096

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80mm (0.80m) D/Fl cut pipe

2

2798

5597.16

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80mm (0.32m) D/Fl cut pipe

2

1634

3268.46

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Cutting CI/DI main 100 mm dia

70

231

16170

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Making rubber joint for DI pipe 100mm dia

270

187

50490

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Making flanged joint for flanged pipe 100mm dia

-

-

-

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100mm dia

80

324

25933.6

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80mm dia

10

189

1899.7

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Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. etc @80mm dia

1

81757

81757

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Supply and delivery of Woltman model with removal mechanism water meters confirming to ISO 4064 part I, II,III class B with life cycle test certificate from FCRI or any Govt . Organisation . The water meters shall have magnetic drivers or mechanical drivers and shall be versatile for installation in any position . The meters shall be hydrodynamically, hydrostatically balanced. The runner, runner chamber, pointers of the meter shall be as per ISO 4064 class B specification. Dry dial excavated counter housing fully protected against flooding ensuring easy reading in all climates.

-

-

-

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Water Meter @ 80mm dia

1

12017

12017

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Dirt Box

1

5074

5074

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Erection Charges

1

4106

4106

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Construction of chamber for 100mm to 250mm dia. sluice valve including providing and fixing FRC cover and frame of size 60 x 60cm for size 1.35 x 1.2x 1.55 m

2

56000

112000

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Construction of 2 nos of 80mm dia Water Meter Chamber 1.5m x 1m x 1.5m

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-

-

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Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m etc. complete.

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19.8

212

4209.48

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Supplying and filling Crushed stone sand (M-sand) for foundations and basement including watering consolidating ramming, etc., complete

1.6

1695

2712

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P.C.C 1:3:6 using 40mm gauge hard broken stone jelly including laying in layers of not more than 15cm thick including ramming curing etc complete.

1.6

5395

8632

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Stock brick work with second class bricks in CM 1:4 for over 23cm thick wall including curing etc., complete.

4

7836

31344

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Stock brick work with second class bricks in CM 1:4 for 23cm thick wall including curing etc., complete.

1.8

9568

17222.4

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Cement concrete work 1:2:4 using 20mm gauge hard broken stone jelly for reinforced concrete works excluding centering, shuttering and cost of steel reinforcement but including laying in position, compacting, curing, finishing, etc., complete.

1

7960

7960

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Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high.

7.6

1214

9226.4

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Supplying, fabricating and laying in position MS rounds or RTS rods for RCC works including cost of reinforcement, binding wire, cutting bending, cranking and tying in position with binding wire assembly, etc.

50

91

4550

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Supplying and fixing C.I.steps.

10

441

4410

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Plastering with C.M.1:3 for 20mm thick including curing etc complete.

18

545

9810

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Plastering with C.M.1:3 for 12mm thick including curing etc complete.

26.6

276

7341.6

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Cement concrete 1:3:6 using 20mm gauge hard broken stone jelly for plain cement concrete works including laying, ramming, curing etc complete .

0.6

5719

3431.4

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Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundations and basement.

3.6

40

146.16

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Disposal of surplus earth

13

145

1894.75

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Supplying and fixing LS cover frame 60cm x 60cm

2

4115

8230

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Construction of 80mm Double Air Valve chamber for 100mm to 350mm dia.pipeline including providing and fixing FRC cover and frame of size 60 x 60cm for size 1.2 x 0.9 x 1.8 m

1

50000

50000

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Construction of thrust blocks using Cement Concrete 1:3:6, 4omm BG Jelly for Plain Cement Concrete at 2.0m depth

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-

-

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150mm dia x 90 deg bend D/S

15

8510

127650

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150mm dia x 45 deg bend D/S

8

4160

33280

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150mm dia x 22.5 deg bend D/S

8

3290

26320

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150mm dia x 90 deg Duck foot bend

1

8510

8510

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Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water(including cost of water @ Rs.73/KL) and testing to recommended pressure in convenient stetches and attending the bursts if any occured during the test, excluding the cost of pipes, including other incidental and operational charges, etc., complete for the following diametres of pipes.

-

-

-

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100mm dia

1750

91

159250

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Disposal of surplus earth 100mm dia

14

145

2040.5

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Hire charges for power breaker to dismantle the side walls of RCC wall for 100mm dia pipe

6

850

5100

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Hire charges for diesel pumpset for 7.5 HP with fuel and crew charges including transportation

160

436

69769.6

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Crossing SWD

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-

-

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Hire charges for power breaker to dismantle the side walls of SWD

20

850

17000

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Cement concrete 1:2:4 using crushed stone sand (M sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete.

1

6419

6419

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Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges, transportation, crew charges and fuel charges etc., complete.

30

2050

61500

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The Contractor must obtain the existing Static GCP points from CMWSSB which should be considered as the control point with known coordinates X, Y and Z. Survey consultant to ensure the closing error is within permissible limits (SoI Standards) while transferring the levels from the existing Static GCP points and the same to be presented as a report. The same process shall be adopted for random verification of positional accuracy of points established using the PBMs as base. As built survey for every sewage and water pipeline and other assets must be done using DGPS based RTK method by transferring the coordinates from the nearest Static GCP of CMWSSB. Where there are signal interruptions for the RTK method, Total Station can be used. The coordinates from the static GCP shall be transferred to the Total Station by RTK method and the co- ordinates of the assets can then be captured by Total Station. All the features, attributes of all the assets, utilities captured shall be Geo referenced as per standard Coordinate reference system (WGS 84 UTM Zone 44N). The final base map with assets and utilities shall be furnished in (.shp) format. The geo referenced assets and utilities along with the attributes (as specified by the GIS Wing, CMWSSB) shall be converted into proper geo database (FGDB / PGDB) with the attributes. One set Hard and Soft Copy of all the CMWSSB assets and utility has to be prepared category wise network wise in A0 Print for verification in a print scale of 1:1000 in A0 plot, with standard legends in international and NUIS standards and should be legible and three sets of final Hard Copy in A0 print. (a) For the Underground / Surface Assets along the roads for the distance ranging from: ( 2Km)

1.75

18000

31500

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Sub Total

1

-

10

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GST @ 18%

1

972860

10



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