Supply and Installation of Distribution Transformers to Bagaji/Raiban Mada and Environs at Keffi, Nassarawa
State.
Material Requirement for 4 No. 500KVA, 11/0. 415KV Distribution Substation with 9 Spans of 11KV O/H Line
and 43 Spans of LT reticulation at Bagaji/Kaiban Mada.
All Prices Must be Indicated in Naira Exchange Rate………………………….
Lot
S/N
(A) Description of Materials
Unit
Qty
A29
1.
2.
3.
4.
5.
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
10.6m High Tension pre-stressed concrete poles
11KV Fibre Croos arm
11KV tie Strap
Disc Insulator
6-Bolt clamp
Adaptor Socket tongue
Adaptor Clevis ball/J-Hook
11KV galvanized channel Iron 9”
5/8 x 9” bolt & nut
5/8 x 10”bolt & nut
5/8 x 11” bolt nut
5/8 washers
150mm2 Aluminum Conductor
5/8 x 6” bolt & nut
5/8 x 3” bolt & nut
11kv Spindle
11KV Jumper Spindle
11KV Pin Insulator
Stay Rod (HT)
Stay wire
Stay Insulator
Stay block
J & P fuse (11KV type)
Lightening arrestor (11KV type)
35mm2 x 1 core 11KV XLPE down dropper cable
500mm2 x 1 core LT underground cable
150mm2 x4 core LT upriser cable
70mm2 bare copper earth wire
35mm2 cable lug
500mm2 cable lug
150mm2 cable lug
70mm2 cable lug
Galvanized earth rod
4-way, 800A feeder pillar
Shackle insulator complete with spindle & washers
Sub- total (A)
No
No
No
No
No
No
No
No
No
No
No
No
Mtrs
No
No
No
No
No
No
Mtrs
No
No
Set
Set
Mtrs
Mtrs
Mtrs
Mtrs
No
No
No
No
No
No
No
18
7
14
21
21
21
21
10
64
128
48
640
1,500
40
40
21
18
21
16
240
16
16
4
4
180
80
120
400
24
32
40
64
40
4
172
B
41
42
43
Materials Requirement for the construction of LT Overhead Lines
D’lron with bolt and nut
No
172
150mm2 Aluminum Conductor
Mtrs 8,600
Stay Rod (LT)
No
16
Unity
Price
44,000
24,760
325
1,560
1,950
650
650
5,200
260
260
260
50
364
130
130
650
1,560
1,105
2,990
195
195
520
15,600
15,600
1,560
10,660
17,940
1,300
130
1,560
325
195
6,240
162,500
800
1,040
364
1,950
Total
3,168,000
580,000
41,600
149,760
187,200
62,400
62,400
296,000
25,600
51,600
19,200
64,000
2,329,600
10,400
10,400
106,080
99,840
779,220
36,400
234,000
36,400
41,600
227,500
195,000
561,600
2,392,000
4,305,600
1,040,000
6,240
99,840
26,000
24,960
249,600
650,000
137600
6,991,615
178,880
3,130,400
31,200
44
45
46
47
48
49
50
51
Stay wire
Stay Insulator
Stay block
Bi- Metal line tap
8.53m concrete pole
17” bolt (Short)
17” bolt (washer)
500KVA, 33/0.415KV Transformer
SUB- TOTAL (B)
TOTAL (A+B)
ADD 5% VAT
GRAND TOTAL
25,585,659.75+4,439,820
Total=30,025,479.75
Mtrs
No
No
No
No
No
No
No
160
16
16
44
20
160
160
4
156
195
520
1,300
37,000
260
100
3,250,000
24,960
3,120
8,320
57,200
740,000
41,600
160,000
13,000,000
17,375,680
24,367,295
1,218,364.75
25,585,659.75
Supply and Installation of Distribution Transformers to Bagaji/Kaiban Mada and Environs at Keffi,
Nassarawa State.
(4 no.500KVA,11/0.415KV Distribution Substation with 9 spans of 11KV O/H Line and 43 spans of L.T
reticulation.
S/N.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
Event / Activity
Clearing of Substation site, 5 spans of route length
each of High Tension and Low Tension over head
lines
Surveying both HT and LT Route Lengths and
pegging the pole-holes for both
Digging of Pole-hole for high Tension line
Digging of Pole-hole for low Tension line
Digging of stay – holes
Transportation of the High and Low Tension
Poles from AEDC Stores in FCT
Erection of HT Poles and backfilling the Poleholes
Erection of LT Poles and backfilling the Poleholes
Drilling and cutting of Channel Irons to 11KV
Specifications
Dressing of HT Poles with channel Irons, 1KV
Wooden Cross arms, Galvanized Tie strap and
Bolts & Nuts together with associated insulators
Dressing of LT Poles with ‘D’ Irons, Shackle
Insulators and Bolts & Nuts
Weaving of and installation of complete stay
assembly with stay block
Laying of the 150mm2 (AAC) al Aluminum
Conductor in readiness for both TT and LT
overhead line stringing
Stringing of the High Tension O/H Line using
150mm2 AAC
Stringing of the Low Tension O/H Line using
AAC
Haulage of all overhead line materials from
AEDC stores in FCT Abuja to site
Use of special crane to convey Distribution
Transformer and 4-way Feeder Pillar from AEDC
stores in FCT Abuja to site.
Casting of standard Transformer Plinth to a height
of 1.4m with concrete mix of 1:2:4
Casting of standard Feeder Pillar Plinth to a
height of 0.2m with concrete mix of 1:2:4
Unit
Qty
Unit of Cost
No
4
5,000
20,000
Lot
Lot
Lot
120,000
No
No
No
Trip
18
20
32
Lot
2,500
2,500
2,500
Lot
45,000
50,000
80,000
150,000
No
18
5,000
90,000
No
20
4,000
80,000
Length 10
3,000
30,000
No
18
4,000
72,000
No
20
5,000
100,000
Lot
32
1,000
32,000
Lot
Lot
Lot
250,000
Span
18
2,500
45,000
Span
20
3,000
60,000
Trip
Lot
Lot
150,000
Trip
4
50,000
200,000
No
4
60,000
240,000
No
4
40,000
160,000
20. Mounting of Transformer and Feeder Pillar on
their respective Pilinths
21. Connection of Transformer Primary Side to the
O/H Line via 33KV J & P ‘D’ Fuse Assembly and
the Secondary to the 4 way Feeder Pillar using
500mm2 x 1 –core LT
22. Preparation of Cable terminals using appropriate
indoor and Outdoor termination Kits
23. Digging of 6’ x 6’ x 6’ Earth pits for substation
earthling.
24. Weaving of Earth Mats using 70mm2 Bare
Copper Earth Wire for Installation into the Earth
pits
25. Driving in the earth Rods into the Earth Pits
Floors
26. Backfilling the earth Pits with charocoal and
animal dung for soil resistivity improvement
27. Earthing all metallic – non- current – carrying
path of the installations and the transformer
Neutral
28. Gravelling the substation with 20-50mm diameter
granite chippings to an average of 150mm
thickness
29. Fencing the substation with sancrete blocks and
provision of lockable steel gate
30. Appropriate drilling and installation of Danger
Caution signs as provided by the
31. Installation of Anti-Climbing devices as shall be
provided by PHCN
32. Invitation of Inspectorate Division of Federal
Ministry of Power for inspection and testing.
33. Invitation of Protection, Control & Metering
Engineers for comprehensive testing of the
installation
34. Project commissioning and handing over
35. Allow a Provisional Sum of N300,000. 00 to be
expended in part or in full, subject to the Client’s
approval, for Supervision
36. Installation 500KVA, 11/0.415KV Transformer
Sub Total
Allow 10% Contingency
TOTAL
Allow 5% Value Added Tax (TAX)
Grand Total
TOTAL MATERIAL AND LABOUR
Lot
8
15,000
120,000
Lot
Lot
50,000
50,000
No
Lot
80,000
80,000
No
4
30,000
120,000
No
Lot
Lot
60,000
No
3
-
-
No
4
5,000
20,000
No
3
-
-
No
4
25,000
100,000
Lot
4
50,000
200,000
No
Lot
Lot
40,000
No
-
Lot
60,000
Lot
4
50,000
200,000
Lot
4
65,000
260,000
Lot
Lot
4
-
65,000
-
260,000
300,000
Lot
3
-
3,844,000
384,400
4,228,400
211,420
4,439,820