Water Resources Development Directorate Tender

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Water Resources Development Directorate - WRDD Tender

Works
Civil And Construction
Water Storage And Supply
Eprocure
Opening Date14 Feb 2025
Closing Date28 Feb 2025
Tender Amount₹ 11,34,551 
Notes
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Costs

Summary

Re-drilling, Installation And Development And Connection Of 4 Nos. Dtw At Ranaghat-ii And Chakdaha Blocks Of Nadia District Under Executive Engineer(ai), Kalyani(ai) Division Under Core Sector Programme For The Financial Year 2024-25.

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BOQ Items

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(ii) beyond 90 metres and upto 120 metres.

30

1197

35926.5

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(iii) beyond 120 metres and upto 150 metres N.B. :- (a) The rates are inclusive of all reaming operations in case of Direct Circulation Rig. (b) For Siliguri Sub-Divn./ Alipurduar Sub-Division/ Malbazar Sub-Division /Chopra Block (under Uttar Dinajpur District) / Birbhum District / Purulia District / Bankura District / Paschim Medinipur District (except Ghatal, Daspur I & II Block), the above rates shall be enhanced by 10%. (c) In case the bore hole is decided to be abundoned by the competent authority due to non-availability of suitable thickness of aquifer capable of yielding desired discharge, the payment for abandoned bore hole shall be made (i) at 100% of the rates in case of drilling by Reverse Circulation Rig, and (ii) at 50% of the rates in case of drilling by Direct Circulation Rig. (d) Measurment will be taken below ground level taking ground level as zero for payment.

9

1206

10862.82

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Labour charges for lowering of ERW pipes, strainers, blank pipe etc. and fitting, fixing and jointing of tubewell assembly at site by welding in a manner as will be specified by the Engineer-in-charge. (i) 200 mm OD Bottom Plug

3

235

707.22

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(ii) 200 mm OD Slotted pipe

30

235

7072.2

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(iii) 200 mm OD Blank pipe

51

235

12022.74

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(iv) 350 mm OD Housing pipe

42

518

21782.04

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Supplying, fitting, fixing including fabrication with required materials (IS -2800 Part -I with latest amendments) as directed by the Engineer-in-charge and lowering in position etc. (i) 10 mm. thick (355.6 x 219) mm. M.S. OD Reducer of approved quality

1

3754

3754.83

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(ii) Centre guide (6 mm thick, 50 mm wide and 125 mm rise of arch) of approved size and quality.

21

231

4851.42

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(iii) M.S.Top cap of suitable size (8 mm thick) and approved quality for covering top of housing pipe of 355.6 mm OD (Top cap will be tack welded with housing pipe at 4 points 90° apart).

1

1073

1073.08

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(iv) 100 mm width × 12 mm thick Sockets / Wrings made from MS Flats by rolling process and double butt welding for jointing 355.6 mm OD Pipe.

6

721

4328.16

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(v) 75 mm width × 10 mm thick Sockets / Wrings made form MS Flats by rolling process and double butt welding for jointing 219 mm OD Pipe.

13

429

5577.52

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Supply of gravel for use as pack in tube well of 2 mm to 4 mm size (as per IS: 4097) for Gravel Treatment of Tube well including screening, washing, cleaning etc. of the Gravels at the site, all complete as per direction of Engineer-in-charge. (iii) For site at any district of West Bengal upto 180 km distance from quarry.

30.53

3885

118624.32

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Development of tubewell with 150 psi, 300 cfm Air-compressor and 2.5 cusec discharge capacity Vertical Trubine pump and carrying out step-drawdown test, yield test, verticality test and other tests as per prescribed method and as per direction of Engineer-in-Charge, including arranging, installing all equipments and testing instruments as required at site and dismantling the same after successful completion of tests, all complete. (ii) Depth beyond 120 meter and upto 200 metre .

1

44525

44525

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Making slots of 75 mm X 1.60 mm size with a minimum clearance of 4.70 mm in between two adjacent slots over the outer surface of 219 mm OD ERW pipes (to be issued departmentally) in 10 (ten) rows (each row consisting of 96 slots) per metre length of ERW pipe with a clearance of 25 mm in between two rows as per drawing and specification including smoothening the edges after slotting,cost of transportation of ERW pipes from Departmental Store to Workshop and back to drilling site, loading, unloading and carrying by head-load where necessary both ways, all complete.

30

942

28288.5

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Mobilisation charges for transporting upto site including loading, unloading of all plants, machinaries & equipments required for drilling, development and testing of Tubewells and also the cost of construction temporary roads over field and / or culverts, repairing existing roads and / or culverts all complete, carrying materials on head load, carts or boats as the case may be :- (i) For sites within 4 km from all weather metal road.

1

7625

7625.64

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Electrologging of bore hole of different dia tubewell for locating water bearing strata and saline aquifer, if any, after conducting relevant geophysical tests. All test reports and compiled data sheets should be submitted to Engineer-in-Charge (cost is inclusive of all materials, labour & comilation of data sheets. The work should be done as per direction of Engineer-in-Charge including compilation of data.

1

8015

8015.08

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Add GST @ 18% :-

1

75648

75648.61

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Add CESS @ 1%:-

1

4959

4959.19

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PART - B: Supply and delivery of 350 mm nominal dia & 200 mm nominal dia E.R.W pipe Supply & delivery of 200mm. nominal outer dia M.S.E.R.W. Pipe of wall thickness 5.40 mm duly certification marked. Both Ends Plain. legth of Pipe should be as per I.S.Specification 4270/2001 with latest ammedments thereof. inclusive of all duties and taxes.

84

3214

269976

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Supply & delivery of 350mm. nominal outer dia M.S.E.R.W. Pipe of wall thickness 8.00 mm duly certification marked. Both Ends Plain. legth of Pipe should be as per I.S.Specification 4270/2001 with latest ammedments thereof. inclusive of all duties and taxes.

42

7007

294294

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Part-C: Connection of Tube well assembly with GI Quadruped by 150 mm dia 3 Meter long M.S. Connection Pipes including installation of Submissible Pump Motor at newly drilled HDTW in place of defunct one. Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

15

119

1789.05

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Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

10

327

3270

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Brick work with 1st class bricks in cement mortar (1:6) (a) In foundation and plinth.

2.41

4952

11924.42

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Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in gound floor as per relevant IS codes. a) Pakur Variety

1.95

5605

10931.43

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Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (i) With 1:6 cement mortar. (c) 15 mm thick plaster

26.09

144

3756.96

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Neat cement punning about 1.5 mm. thick in wall, dado, window, sills, floor, drain etc. NOTE : Cement 0.152 cu.m. per 100 sq.m.

26.09

34

887.06

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Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work) (a) With earth obtained from excavation of foundation.

12

77

930.48

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Labour Charges for fitting, fixing and laying, where necessary of following M.S / G.I. / E.R.W. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of E.I.C. (i)(a) 150 mm. dia. ERW pipe.

30

134

4045.2

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Fitting and fixing of M.S. / G.I. / C.I.accessories and special in pipe line (accessories & special to be supplied departmentally) including supply of jointing materials viz.rubber insertion, nuts & bolts, havoc Zink (Zink Oxide) complete as per direction of Engineer-in-Charge. (iv) 150mm. dia. C.I. sluice valve

1

81

81.04

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Dismantling the existing G.I. Pipe line connecting viz Sluice valve, special bend etc. all complete

1

752

752.47

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Supplying, fitting and fixing the following materials at site- a) 20 mm x 50 mm nuts and bolts having approved standard thread (TATA) or approved make or 16 mm x 75 mm nuts and bolts or as per direction of Engineer-in charge

28.5

176

5016

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b) 150 mm dia rubber insertion with standard 8 Nos. drilled hole equally spaced (5 mm thick, reinforcement 2 Ply) as per I.S.I. 638 - 1965

30

110

3300

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Instalation of submersible electro motor pumping set of following capacities by using necessary requisite, tools and plants by lowering the same within the tubewell housing pipe upto the following depth as per direction by fitting, fixing column pipes and other accessories, fixtures with necessary nuts, bolts and washers and suspending the entire assembly of pump set vertically by fixing the same supported by M.S. clamps over the top of housing pipe, binding the motor cable with each column pipes and drawing cable upto pump controller/starter point including opening out of the top cap of housing pipe of the tubewell and testing of motor both in loading as well as in unloaded condition before and after installation of the same. (The rate is inclusive of hiring charges of tools & plants.) (a) 100/150/200 cubic metre per hour capacity electro motor pumping set. (i) Length of pump assembly of any length.

1

1510

1510.61

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(h) Jointing water proof cable with the leads of the motor including soldering with requisite water proof insulation and proper jointing compound/Valcanized rubber tape so that prope water proof insulation is assured.

2

150

300

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(A)Transportation of Submersible Electro Motor Pumping set along with all other accessories and equipments including bend, sluice valve column pipes etc. from Sub-Divisional Store to worksite including loading at the lifting point and unloading at the delivery point including necessary head load upto 100 metre at both ends. (A). Carriage by road , (a) Distance upto 50 km. (i) 100/150/200 cubic metre per hour (m3/hr) capacity electro motor pumping set with column pipes and accessories etc. (full set) (Dept. Supply)

1

2945

2945.78

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Supplying, fitting fixing of M.S. Plate 6 mm thick of size 40 cm x 40 cm over housing pipe to rest the clamp with semi circular holes at centre 16 mm dia including fitting fixing of G.I. pipe, elbow, nipple of 40 mm dia for insertion of submersible cable including cost of nuts & bolts, 1 Mtr G.I. pipe of dia 25 mm, elbow, nipple etc. all complete.

1

897

897.69

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Supply of GI Holding Clamp-IS 1239, galv-IS- 4736. 150 mm dia.

2

3253

6506

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Painting with ready mixed Black Japan Paint of approved make and brand including smoothening surface. Two Coats

4.14

56

231.84

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Add : Water transmisssion arrangement @ 3%

1

1418

1418.64

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Add GST @ 18% (except Supply item)

1

8221

8221.08

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Add CESS @ 1%

1

687

687.16



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