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Trinity Drainage Construction Works: S/No Item Qty

The document outlines a drainage construction project including excavation, concrete works, and installation of drainage pipes and culverts. Over 1,350 lineal meters of open rectangular drains ranging from 300mm to 400mm in width and depth will be installed. Additionally, 15 lineal meters of 300mm and 400mm culverts will be supplied and installed. The project will improve drainage for several streets in the area.

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322 views15 pages

Trinity Drainage Construction Works: S/No Item Qty

The document outlines a drainage construction project including excavation, concrete works, and installation of drainage pipes and culverts. Over 1,350 lineal meters of open rectangular drains ranging from 300mm to 400mm in width and depth will be installed. Additionally, 15 lineal meters of 300mm and 400mm culverts will be supplied and installed. The project will improve drainage for several streets in the area.

Uploaded by

Nonsoufo eze
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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TRINITY DRAINAGE CONSTRUCTION WORKS

S/NO ITEM Qty


1 GENERAL
Drain survey and invert level setting 1350
Excavate to an average depth of ca. 0.5m and dispose spoils as directed 1350
50mm concrete blinding, sloped finish with Grade C16/20 concrete 1350

2 OPEN DRAINAGES

Supply and install 100mm thick Grade C25/30 reinforced concrete open
rectangular drains with sloped finish. Drain internal dimension of 300mm
wide x 300mm deep. Supply and install steel reinforcement, high yield
steel fabric mesh A393 800

Supply and install 100mm thick Grade C25/30 reinforced concrete open
rectangular drains with sloped finish. Drain internal dimension of 400mm
wide x 400mm deep. Supply and install steel reinforcement, high yield
steel fabric mesh A393 550
Provide galvanized steel mesh sand screens at drainage entrance to
Bougainvillaea, Marigold & Carnation streets and at outfall to borrow pit
to prevent silting up of the borrow pit
5

3 CULVERTS
Demolish/ scarify road & concrete pavings, recompact & re-surface with
Grade C25/30 concrete 15

Supply and install 100mm thick Grade C25/30 reinforced concrete


culverts/ closed rectangular drains with sloped finish. Drain internal
dimension of 300mm wide x 300mm deep. Supply and install steel
reinforcement, 12mm dia. high yield steel at 200mm spacing 10

Supply and install 100mm thick Grade C25/30 reinforced concrete


culverts/ closed rectangular drains with sloped finish. Drain internal
dimension of 400mm wide x 400mm deep. Supply and install steel
reinforcement, 12mm dia. high yield steel at 200mm spacing 5
Unit Rates Amount

m
m
m

Nos.

5
CONCRETE TIMBER STEEL TESTING SAFETY EARTHWORKS DEMOLITION
C25-177 Y10=1382 lafarge
C15=c65 y12=19
STREET DRAINAGE (INTERNAL) DIMENSION TOTAL LENGTH
Lavender 300mm x 300mm 250m
Primrose 1 300mm x 300mm 250m
Begonia 300mm x 300mm 150m
Mimosa 300mm x 300mm 150m
Jasmine 400mm x 400mm 250m
Cactus 400mm x 400mm 150m
Primrose 2 400mm x 400mm 150m

CULVERTS
2 Nos. on Mimosa 300mm x 300mm 10m
1 Nos. on Jasmine 400mm x 400mm 5m
DRAINAGE SLOPE
Minimum 0.1% 250
Minimum 0.1% 250
Minimum 0.1% 150
Minimum 0.1% 150
Minimum 0.1% 250
Minimum 0.1% 150
Minimum 0.1% 150
1350

Minimum 0.1% 10
Minimum 0.1% 5
15
300
400

156.75

242
BAGS 8 1936 2500 4,840,000.00
SAND ( 0.375 90.75 90.75 30.25 40000 1,210,000.00
MIX 774,400.00
Chipping 1.2 290.4 9.68 2,178,000.00
water 220 53240 1064.8 106,480.00 106,480.00
9,108,880.00

37,640.00
3x3 cc 4182.22222222222
blind 1882
4x4 cc 5377.14285714286
1
BAGS 8 8 2500 20,000.00
SAND ( 0.375 0.375 0.375 13333.333333 5000
MIX 3,200.00
Chipping 1.2 1.2 1.2 7500 9,000.00
water 220 220 4.4 440.00 440.00
37,640.00

155.537190082645
300-----400

800 300X 300 H 0.06


B 0.05
0.11
9.0909090909
60.75

500-----600 550 400X400 H 0.08


BLINDING 900 B 0.06
0.14
7.1428571429
STRUCTURAL

BLINDING
22.222222222

242
BAGS 8 1210 2500 3,025,000.00
SAND ( 0.375 90.75 90 30 40000 1,200,000.00
MIX 484,000.00
Chipping 1.2 290.4 9.68 2,178,000.00
water 220 53240 1064.8 106,480.00 106,480.00
6,993,480.00

28898.677686
3x3 cc 3210.964
blind 1444.934
4x4 cc 4128.383
1
BAGS 8 5 2500 12,500.00
SAND ( 0.375 0.375 90 30 40000 1,200,000.00
MIX 2,000.00
Chipping 1.2 1.2 0.04 2,178,000.00
water 220 220 4.4 440.00 440.00
3,392,940.00

14020.413223
10 300X 300 H 0.06
B 0.1
88 0.16 1.6

60.75

5 400X400 H 0.1
B 0.12
77 0.22 1.1

165 STRUCTURA 2.7

60.75 BLINDING 0.675

STRUCTURAL 167.7 1.01 169.377


blinding 61.425 1.01 62.03925
800 550
500 500

4000 1 4000 2750 1.1 3025


7 800 5600 7 550 3850
9600 6875
LENGTHS 800 LENGTHS 572.9166667
1.01 1.01
808 573.9266667 1382 1250
1010000 717,408.33
1262.5 1304.378788

10 5

50 1 50 25 1.1 27.5
7 10 70 7 5 35
120 62.5
LENGTHS 10 LENGTHS 5.208333333
1.01 1.01
12 10.1 6.218333333

1.1 8 15m 25
220
12 18.33333 1.01 1750 32,083.33
2138.888889
300-----400

300
400

800

1,727,408.33

60.75

500-----600 550
BLINDING 900

726.466
1452.932
415
602,966.78
300X 300 H 0.06 10 300X 300 H 0.06
B 0.05 B 0.1
0.11 88 0.16

60.75

400X400 H 0.08 5 400X400 H 0.1


B 0.06 B 0.12
0.14 77 0.22

STRUCTURAL 165 STRUCTURA

BLINDING 60.75 BLINDING

STRUCTURAL 167.7 1.05 176.085


blinding 61.425 1.05 64.49625
1.6

1.1

2.7

0.675
1350

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