+ Pipes
+ Box Culvert
+ Porous Pipes
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+ L - Shape
+ Septic Tank
+ Piles
+ Telekom Manholes

Standard Precast R.C. Box Culverts & Open Drain Incorporated With / Without Dry Weather Flow Section.

Nominal Size
mm x mm

A
mm
B
mm
C
mm
E
mm
F
mm
G
mm
H
mm
I
mm
J
mm
600
x
225
606
225
740
67
70
70
140
70
300
x
300
610
300
740
65
70
70
140
70
300
x
450
616
450
740
62
70
70
140
70
300
x
600
620
600
740
60
70
70
140
70
300
750
x
300
758
300
890
66
70
75
140
80
450
x
450
762
450
890
64
70
75
140
80
450
x
600
766
600
890
62
70
75
140
80
450
x
750
768
750
890
61
70
75
140
80
450
900
x
300
908
300
1060
76
80
80
150
80
450
x
450
910
450
1060
75
80
80
150
80
450
x
600
914
600
1060
73
80
80
150
80
450
x
750
918
750
1060
71
80
80
150
80
450
x
900
920
900
1370
70
80
80
150
80
450
1200
x
300
1206
300
1370
82
85
90
150
160
600
x
450
1208
450
1370
81
85
90
150
160
600
x
600
1210
600
1370
80
85
90
150
160
600
x
750
1214
750
1370
78
85
90
150
160
600
x
900
1216
900
1370
77
85
90
150
160
600
x
1050
1218
1050
1370
76
85
90
150
160
600
x
1200
1220
1200
1370
75
85
90
150
160
600
1500
x
600
1516
600
1720
102
110
110
180
180
900
x
750
1520
750
1720
100
110
110
180
180
900
x
900
1524
900
1720
98
110
110
180
180
900
x
1050
1528
1050
1720
96
110
110
180
180
900
x
1200
1532
1200
1720
94
110
110
180
180
900
x
1350
1536
1350
1720
92
110
110
180
180
900
x
1500
1540
1500
1720
90
110
110
180
180
900
1800
x
750
1818
750
2050
116
125
125
215
180
900
x
900
1822
900
2050
114
125
125
215
180
900
x
1050
1826
1050
2050
112
125
1258
215
180
900
x
1200
1830
1200
2050
110
125
125
215
180
900
x
1350
1834
1350
2050
108
125
125
215
180
900
x
1500
1838
1500
2050
106
125
125
215
180
900
x
1650
1842
1650
2050
104
125
125
215
180
900
x
1800
1846
1800
2050
102
125
125
215
180
900

 
 

 

 


+ Introduction
+ Specification
+ Dimension for small culvert
+ Dimension for large culvert

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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