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Products > Box Culvert > Box Culvert

 

PDF Brochure

REINFORCED CONCRETE BOX CULVERT

 

 

 


OKA Reinforced Concrete Box Culvert being used on site

 

 

             

Load Test carried out on R. C. Box Culvert at OKA Factory

           

 

OKA Reinforced Concrete Box Culvert at OKA Factory










STANDARD DIMENSIONS

WITH DRY-WEATHER FLOW

 WITHOUT DRY-WEATHER FLOW

   
DETAILS OF OKA RC STANDARD BOX CULVERTS
NOMINAL SIZEH (mm)B (mm)C (mm)DD (mm)E (mm)F (mm)WITH DRY WEATHER FLOWWITHOUT DRY WEATHER FLOW
WATER FLOW AREA (M2)APPROX WEIGHT (TONNE)WATER FLOW AREA (M2)APPROX WEIGHT (TONNE)
600 X 22522560065804501400.140.5300.100.447
600 X 30030060065804501400.180.5540.150.471
600 X 45045060065804501400.280.6020.250.519
600 X 60060060065804501400.370.6500.330.567
750 X 300
300 75080

80

450 1400.23
0.709
 0.170.618
750 X 450
450 7508080450
140

0.34

0.771
0.28
0.679
750 X 600

600

750

80

80
450
140 0.46
0.831 0.40
0.739
750 X 750
750 750
80
80 450
140 0.58
0.891 0.51
0.799
900 X 300
300 900
80
80
450 140
0.27 0.819
0.22 0.701
900 X 450
450
900 80
80
450
140
0.41 0.8810.360.711
900 X 600
600
900
80 80 450
140
0.55
0.941
0.50
0.821
900 X 750
750 900
80
80
450
1400.69
0.999
0.64
0.870
900 X 900
900 90080
80 450
140
0.84
1.021
0.79
0.931
1200 X 300
300 1200
80
2251070
180
0.37
1.337
0.30
0.994
1200 X 450
450 1200
80
225
1070
180
0.55
1.396
0.40
1.053
1200 X 600
600
1200
80
225
1070
180
0.74
1.454
0.59
1.111
1200 X 750
750120080
225 1070
180 0.92
1.513
0.78
1.170
1200 X 900
900
1200 80225
1070
180
1.11
1.572
0.96
1.229
1200 X 1050
1050
1200
80
225
1070
180
1.30
1.631
1.14
1.288
1200 X 1200
1200 1200
80
225
1070
1801.49 1.690
1.33
1.347
1500 X 600
600
1500
115
225
1070
180
1.91
1.870
0.73
1.491
1500 X 750
750
1500
115
225
1070
180
1.13
1.9450.95
1.561
1500 X 900
900
1500
115
225
1070 180
1.37
2.021
1.19
1.632
1500 X 1050
1050
1500
115
225
1070
180
1.60
2.091
1.42
1.707
1500 X 1200
1200
1500
115
225
1070
180
1.84
2.160
1.65
1.781
1500 X 1350
1350
1500
115
225
1070
180
1.84
2.235
1.80
1.856
1500 X 1500
1500
1500
115
225
1070
180
2.32
2.311 2.15
1.932
1800 X 600
600
1800
115
225
1070
180
1.08
2.389
0.84
1.830
1800 X 750
7501800
115
225
1070
180
1.37
2.475
1.11
1.916
1800 X 900
900
1800
115
225
1070
180
1.65
2.559
1.38
2.002
1800 X 1050
1050 1800115
225
1070
180
1.93
2.645
1.66
2.091
1800 X 1200
1200
1800
115
225
1070
180
2.21
2.730
1.94
2.180
1800 X 1350
1350 1800
115 225
1070
180
2.50
2.820
2.23
2.260
1800 X 1500
1500
1800
115
225
1070
180
2.78
2.910
2.49
2.341
1800 X 1650
1650
1800
115 225
1070
180
3.06
3.000
2.76
2.426
1800 X 1800
1800
1800
115
225
1070
180 3.35
3.090
3.04
2.511

 NOMINAL LENGTH : 1M

For shallow fill depth of less than 600mm the site traffic and construction equipment can impose loadings greater than those for which the finished box culvert has been designed.  In such casses protective measures must be provided or the box culvert to be specifically designed to suit the specified increased surface load.

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