Kerala State Electricity Board Tender

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Kerala State Electricity Board - KSEB Tender

Works
Electrical and Electronics
Electrical Works
Eprocure
Opening Date14 Mar 2025
Closing Date24 Apr 2025
Tender Amount₹ 62,03,033 
Notes
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Costs

Summary

Providing Earth Mat For Strengthening Yard Earthing At Existing 110 Kv Switchyard Of Kuttiady Hydro Electric Project Kakkayam Under Generation Division Kakkayam

Description

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BOQ Items

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DO_NOT_SHOW

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Laying of earth mat of required size as specified using 32mm MS rod including levelling lowering and placing in trenches, complete as per the direction of departmental officers.

228.5

1047

239246.36

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Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip & other end of the strip with yard structure at 2 points 50mm apart each welding points having 50mm length and 6mm thick on both sides & end of the strip including the charges for connecting the strip with structure using bolted joints as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes (No.E7018) cost of anti-corrosive paint etc. complete.

400

541

216712

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Drilling holes in yard structure

500

55

27990

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Appendix B -CIVIL WORK

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-

-

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Solid block masonry using pre cast solid blocks ( factory made) of size 40x20x20cm or nearest available size confirming to IS 2185 part 1 of 1979 for foundation and plinth with thickness 20 cm and above in: CM 1:6 ( 1 cement : 6 coarse sand) etc complete

1.2

5924

7115.78

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Supplying and laying tarpaulin sheet of 150 GSM thick of approved make and quality over levelled surface including cost of tarpaulin,wastage,overlap,cost of connveyance and labour charges,etc.complete

3315

86

286714.35

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Driving down the ground electrode up to a depth of 3m from the already taken earth pit as directed by the departmental officers.

150

171

25686

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Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:1/2:3 (cement : 11/2 coarse sand : 3 graded stone aggregate 20 mm nominal size)

1

8540

8540.67

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Appendix C - ELECTRICAL WORK

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-

-

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Excavation work by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m. Ordinary rock

108

530

57329.09

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Supply and stacking 20mm metal for measurement including all cost of material and labour charges

148

2316

342807.96

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Supply and stacking 6mm metal for measurement including all cost of material and labour charges

156

2395

373699.56

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Spreading 40mm broken stone to a uniform thickness of 150mm including all charges etc complete

443

884

391740.47

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Welding the nodal points (cross joints) in the trenches at two sides to a thickness of 6mm after cleaning the surface neatly. Charges include cost of low hydrogen DC electrodes (No. E7018), hire charges of DC welding set and tools and plants required, current charges, labour charges for holding MS rod in position and applying two coats of anti-corrosive paints at the welded joints etc. complete as per the directions of departmental officers.

1500

301

452970

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Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip and connecting other end with nuts & bolts if required as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete.

180

510

91969.2

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Welding of overlapping joints for mat,riser lap joints with 32 MS rod placed in trenches, having 150mm in length 6mm in thick on both sides of the rod and both ends of overlapped MS rods with 6mm welding thickness after cleaning the surfaces neatly. Charges includes cost of low hydrogen DC electrode (No.E7018), hire charges of DC arc welding set and tools and plants required, current charges including labour charges for holding MS rod in position and applying two coats of anti corrosive paints at the welded joints etc. complete as per the directions of department officers.

1600

638

1021808

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Welding the ground electrode with the main electrode, after cleaning the surface neatly. Charges include cost of low hydrogen content DC electrodes (No. E7018), hire charges of DC arc welding set, tools and plants, current charges, labour charges for holding MS rod in position and applying two coats of anti corrosive paints at the welded joints etc. complete as per the directions of departmental officers.

200

386

77346

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Welding overlapping joints of 50x6mm GI strip with 50mm long, 6mm thick welding on all three sides after doing 2 Nos. bolted joints at the centre as specified after cleaning the surface. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes( No.E7018) cost of anti-corrosive paint etc. complete.

550

275

151442.5

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Picking collecting and stacking neatly without sticking soil on metal at suitable places(up to 100mts) for measurement pointed out by departmental officers for the 6mm in the existing yard including all labour etc. complete.

140.25

309

43408.3

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Spreading 20mm broken stone to make uniform level at top including all charges etc complete

148

309

45806

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Bending 32mm MS rod for crossing cable trench/foundations/risers etc.

2500

127

318075

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Providing and fixing PVC pipes includes joints of pipes with one step PVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in charge. 110 mm dia 4 Kg/cm2

138

477

65944.68

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Picking collecting and stacking neatly without sticking soil on metal at suitable places(up to 100mts) for Measurement pointed out by departmental officers for the 40mm / 20mm (mixed layer) in the existing yard including all labour etc complete

280.5

884

248044.23

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Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil

686.49

298

205124.11

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Spreading 6mm broken stone to a uniform thickness of 100mm including all charges etc complete

296

309

91612

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Drilling holes and driving down MS ground electrode from the bottom level of trench in all classes of soil including rock etc. complete as per the directions of department officers

150

215

32356.5

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Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete up to plinth level Thermo - Mechanically Treated bars of grade Fe-500D or more.

70

98

6924.4

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15 mm cement plaster on the rough side of single or half brick wall of mix:1:4 (1 cement :4 fine sand)..

19.4

364

7075.18

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Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m. All kinds of soil

2954.97

28

85280.35

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Labour charges for careful removal of covering slab over cable trench to the nearest convenient place and replacing the same after works in cable trench ,without damaging the covering slab and nearby structures

200

74

14896

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Laying of departmentally supplied GI strip 50x6 mm/ suitable size including cleaning and neatly bending of strips ,cutting, removing of metal/earth in the yard and burying earth strip to the required depth redoing the yard metalling as per the direction of the departmental officers.

3400

182

618800



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