final gi pipe earth 2013

EARTHING (40mm Dia GI Pipe 2.5 Mtrs) with Funnel & wire mesh

I

S.no Description Unit Qty RateTpt Tml

1 2 3 4 5a) Material

1 cum 2.17 2.17 Cum 97.85 109.60

top : 1.05 M X 1.05 M X 1.35 M 1.49bottom : 0.75 MX 0.75 M X1.20 M 0.68

2.17

2 cum 0.14 0.14 Cum 3233.90 3237.55

Bed : 0.8M X 0.8 MX 0.1 M 0.064walls : 2.00 M X 0.10 MX 0.40 M 0.08

0.144

3 sqm 1.08 1.08 79.50 90.10

Providing of Independent Earthing with 40mm Dia GI Pipe 'B' class of 2.5 Mtrs length with the following specification:- (a) the GI pipe shall be inserted into the Ground for 2.25 M below the inspection chamber bottom. d 300 mm all around This pipe shall be covered with the mixture of 40 Kgs of coke, 20 Kgs of salt & sand including necessary earth work excavation in all kind of soils.(b) the excavated gap shall be back filled with excavated earth, and shall be properly consolidated with water.(c) the top 0.25 M of GI pipe shall be exposed into inspection chamber of 040 X 0.40 X 0.40 M internal size . The all around inspection chamber shall be providied with 0.1 M thick CC (1:3:6) walls with 20 mm thick HBG metal such that the pit shall be exposed 100 mm above ground level. The bottom of the pit shall be provided with 100 mm thick CC (1:3:6) using 20 mm HBG metal with 200 mm outer offset at all four sides.(d) All the inside & outside exposed faces of the inspection chamber shall be plastered with CM (1:5:2) 12 mm thick.(e) A 65 mm dia PVC conduit is to be embeded through 100 mm thick wall at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit entry PVC conduit is to be sealed with Bitumen compound.(f) The top of the 40 mm dia GI pipe shall be welded with reducer of 20 mm dia connected with 20 mm dia of 0.3 long GI pipe and 20 mm GI pipe is to be fixed with funnel & wire mesh.(g) After giving earth connections to the 25 X 6 mm GI flat with bolts, nuts & washers, a pre-casted RCC (1:2:4) slab cover of 40 mm thick with lifting hook is to provided on top of the Earth pit.(h) Necessary Meggar testing is to bo done in the presence of the concerned Engineers, and the reading should be as per IE standards.

Total Quantity

Earth work excavation, ordinary soil manual means upto 3 M depth

(Rate as per Item No.5.1 (a) Civil SSR, Vol-I,2011-12)Laying of bed concrete & inspection chamber with C.C 1:3:6 , 20 mm HBG Stone Metal

(Rate as per Item No.6.1.3 Civil SSR, Vol-I,-2011-12)Cement plastering inside through with 1:5 Cement mortar, 12 mm thick .

Sq.mtr

Inside: 1.60 X0.40 0.64top : 2.00 X 0.10 0.2outside:2.40 X 0.10 0.24

1.08

4 sqm 0.2 0.20 171.4 188.4

C/o

B/f5 40mm dia G.I pipe Class 'B' Mtr 2.5 2.50 Rmt 211.05 213.16

6 20 mm GI Pipe Mtr 0.3 0.30 Rmt 100.80 101.82

7 40 mm X 20/19 mm reducer Each 1 1.00 No. LS LS

8 Each 1 1 No. 75.00 75.00

9 Each 1 1 No. LS LS

10 Each 16 16 Nos 5.00 5.00

11 G.I Bolts, Nuts and Washers. Set 4 4 Set 10.00 10.00

12 Hard Coke. kg 40 40 Kg 8.00 8.00

13 Salt. kg 20 20 Kg 4.00 4.00

14 Cu.Mtr 0.16 0.16 230.57 468.11

(Rate as per Item No.11.1.4 Civil SSR, Vol-I,-2011-12)precasted RCC slab cover 40 mm thick using 10 mm graded aggregate of HBG crushed metal (0.45 X 0.45)

Sq.mtr

(Rate as per Item No.7.3.1 Civil SSR, Vol-I,-2011-12)

(Rate as per Item 21.3.7of Civil SSR, Vol-II,2011-12

(Rate as per Item 21.3.110 of Civil SSR, Vol-II,2011-12

G.I Funel covered with wire mesh 1/2" x 4"(Rate as per Item No.1274 / 8.136 of R&B SSR-2010-11)25mm x 6mm x 200 mm length G.I Strip (Flat) with 4 Nos. Holes of 12mm dia.

Drilling of staggered holes of 12mm dia to G.I pipe.

(Rate as per R&B 2010-11 Item Sl.No.1301/Elec8.1.63)

(Rate as per R&B 2010-11 Item Sl.No.1302/Elec 8.1.64)



Sand (Rate as per Civl SSR-2010-11. Item No.2.6.Vol-I / 10-11

Cu.Mtr

15 LS LS

1% TML Handling Charge (Exclude the cost of Item No. 1 to 6)TPT TML

(a) Skilled Electrician day 1 1 Nos 387.50 434.00

(b) 1 No. Semi Skilled Electrician day 1 1 No 325.00 364.00Rate per Each = C / 2

Sundries such as Lugs and Saddles, etc.,

b) labour charges for fixing pipe ring and connections with necessary bolts,& nuts and necessary welding to be done to GI pipe to flat.

Note: Labour charges considered for 2 Nos /day


6 7

212.33 237.83

452.75 453.26

85.86 97.31

Providing of Independent Earthing with 40mm Dia GI Pipe 'B' class of 2.5 Mtrs length with the

(a) the GI pipe shall be inserted into the Ground for 2.25 M below the inspection chamber bottom. d 300 mm all around This pipe shall be covered with the mixture of 40 Kgs of coke, 20 Kgs of salt &

(b) the excavated gap shall be back filled with excavated earth, and shall be properly consolidated

(c) the top 0.25 M of GI pipe shall be exposed into inspection chamber of 040 X 0.40 X 0.40 M internal size . The all around inspection chamber shall be providied with 0.1 M thick CC (1:3:6) walls with 20 mm thick HBG metal such that the pit shall be exposed 100 mm above ground level. The bottom of the pit shall be provided with 100 mm thick CC (1:3:6) using 20 mm HBG metal with 200

(d) All the inside & outside exposed faces of the inspection chamber shall be plastered with CM

(e) A 65 mm dia PVC conduit is to be embeded through 100 mm thick wall at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit

(f) The top of the 40 mm dia GI pipe shall be welded with reducer of 20 mm dia connected with 20 mm dia of 0.3 long GI pipe and 20 mm GI pipe is to be fixed with funnel & wire mesh.(g) After giving earth connections to the 25 X 6 mm GI flat with bolts, nuts & washers, a pre-casted RCC (1:2:4) slab cover of 40 mm thick with lifting hook is to provided on top of the Earth pit.(h) Necessary Meggar testing is to bo done in the presence of the concerned Engineers, and the

TPT Amount

TML Amount

34.28 37.68

785.22 826.08

785.22 826.08527.63 532.90

30.24 30.55

10.00 10.00

75.00 75.00

40.00 40.00

80.00 80.00

40.00 40.00

320.00 320.00

80.00 80.00

36.89 74.90

120.00 120.00

2144.98 2229.4222.29

387.50 434.00

325.00 364.002857.48 3049.71


S.no Description Unit Qty RateTpt Tml

1 2 3 4 5 6 7a) Material

1 cum 2.17 2.17 Cum 97.85 109.60 212.33 237.83

top : 1.05 M X 1.05 M X 1.35 M 1.49

bottom : 0.75 MX 0.75 M X1.20 M 0.68

2.17

2 cum 0.14 0.14 Cum 3233.90 3237.55 452.75 453.26

Bed : 0.8M X 0.8 MX 0.1 M 0.064walls : 2.00 M X 0.10 MX 0.40 M 0.08

0.144

3 sqm 1.08 1.08 79.50 90.10 85.86 97.31

Inside: 1.60 X0.40 0.64

top : 2.00 X 0.10 0.2

outside:2.40 X 0.10 0.24

1.08

4 sqm 0.2 0.20 171.4 188.4 34.28 37.68

C/o 785.22 826.08

Providing of Independent Earthing with 40mm Dia GI Pipe 'B' class of 2.5 Mtrs length with the following specification:-

(a) the GI pipe shall be inserted into the Ground for 2.25 M below the inspection chamber bottom. 300 mm all around This pipe shall be covered with the mixture of 40 Kgs of coke, 20 Kgs of salt & sand including necessary earth work excavation in all kind of soils.

(b) the excavated gap shall be back filled with excavated earth, and shall be properly consolidated with water.

(c) the top 0.25 M of GI pipe shall be exposed into inspection chamber of 0.40 X 0.40 X 0.40 M internal size . The all around inspection chamber shall be providied with 0.1 M thick CC (1:3:6) walls with 20 mm thick HBG metal such that the pit shall be exposed 100 mm above ground level. The bottom of the pit shall be provided with 100 mm thick CC (1:3:6) using 20 mm HBG metal with 200 mm outer offset at all four sides.

(d) All the inside & outside exposed faces of the inspection chamber shall be plastered with CM (1:5:2) 12 mm thick.

(e) A 65 mm dia PVC conduit is to be embeded through 100 mm thick wall at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit entry PVC conduit is to be sealed with Bitumen compound.

(f) The top of the 40 mm dia GI pipe shall be welded with reducer of 20 mm dia connected with 20 mm dia of 0.3 long GI pipe and 20 mm GI pipe is to be fixed with funnel & wire mesh.

(g) After giving earth connections to the 25 X 6 mm GI flat with bolts, nuts & washers, a pre-casted RCC (1:2:4) slab cover of 40 mm thick with lifting hook is to provided on top of the Earth pit.

(h) Necessary Meggar testing is to bo done in the presence of the concerned Engineers, and the reading should be as per IE standards.

Total Quantity

TPT Amount

TML Amount

Earth work excavation, ordinary soil manual means upto 3 M depth

(Rate as per Item No.5.1 (a) Civil SSR, Vol-I,2011-12)Laying of bed concrete & inspection chamber with C.C 1:3:6 , 20 mm HBG Stone Metal

(Rate as per Item No.6.1.3 Civil SSR, Vol-I,-2011-12)Cement plastering inside through with 1:5 Cement mortar, 12 mm thick .

Sq.mtr


precasted RCC slab cover 40 mm thick using 10 mm graded aggregate of HBG crushed metal (0.45 X 0.45)

Sq.mtr


B/f 785.22 826.085 40mm dia G.I pipe Class 'B' Mtr 2.5 2.50 Rmt 211.05 213.16 527.63 532.90

6 20 mm GI Pipe Mtr 0.3 0.30 Rmt 100.80 101.82 30.24 30.55

7 40 mm X 20/19 mm reducer Each 1 1.00 No. LS LS 10.00 10.00

8 Each 1 1 No. 75.00 75.00 75.00 75.00

9 Each 1 1 No. LS LS 40.00 40.00

10 Each 16 16 Nos 5.00 5.00 80.00 80.00

11 G.I Bolts, Nuts and Washers. Set 4 4 Set 10.00 10.00 40.00 40.00

12 Hard Coke. kg 40 40 Kg 8.00 8.00 320.00 320.00

13 Salt. kg 20 20 Kg 4.00 4.00 80.00 80.00

14 0.16 0.16 230.57 468.11 36.89 74.90

15 LS LS 120.00 120.00

2144.98 2229.421% TML Handling Charge (Exclude the cost of Item No. 1 to 6) 22.29

TPT TML

(a) Skilled Electrician day 1 1 Nos 387.50 434.00 387.50 434.00

(b) 1 No. Semi Skilled Electrician day 1 1 No 325.00 364.00 325.00 364.00Rate per Each = C / 2 2857.48 3049.71

(Rate as per Item 21.3.7of Civil SSR, Vol-II,2011-12

(Rate as per Item 21.3.110 of Civil SSR, Vol-II,2011-12

G.I Funel covered with wire mesh 1/2" x 4"

(Rate as per Item No.1274 / 8.136 of R&B SSR-2010-11)

25mm x 6mm x 200 mm length G.I Strip (Flat) with 4 Nos. Holes of 12mm dia.

Drilling of staggered holes of 12mm dia to G.I pipe.

(Rate as per R&B 2010-11 Item Sl.No.1301/Elec8.1.63)




Sand (Rate as per Civl SSR-2010-11. Item No.2.6.Vol-I / 10-11

Cu.Mtr Cu.Mtr

Sundries such as Lugs and Saddles, etc.,

b) labour charges for fixing pipe ring and connections with necessary bolts,& nuts and necessary welding to be done to GI pipe to flat.

Note: Labour charges considered for 2 Nos /day

final gi pipe earth 2013

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