Our extensive range of manholes are suitable for all standard applications. We are also able to cast custom manholes and cover slabs according to client specifications.
Ring Sizes
Inner Diameter | Ring Height | Wall Thickness | Approx. Mass |
---|---|---|---|
750 mm | 250 mm | 55 mm | 85kg |
750 mm | 500 mm | 55 mm | 170kg |
1000 mm | 250 mm | 65 mm | 140kg |
1000 mm | 500 mm | 65 mm | 280kg |
1250 mm | 250 mm | 75 mm | 225kg |
1250 mm | 500 mm | 75 mm | 450kg |
Schematics

Left Splay
Light Duty – 240kg
Heavy Duty – 360kg

Central Cover
Light Duty – 310kg
Heavy Duty – 465kg

Right Splay
Light Duty – 240kg
Heavy Duty – 360kg

Type 1 Support

Type 2 Support

Heavy Duty Cover – 265kg

Heavy Duty Cover – 125kg

Light Duty Cover – 170kg

Light Duty Cover – 63kg

Cover – 57kg

Cover – 86kg
Reinforced Manhole Rings to SABS Specification SANS 1294.
Dimensions
Chamber Sections |
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---|---|---|---|---|
Nominal Diameter | Outside Diameter | Inside Diameter | Wall Thickness | Mass Kg |
(mm) | (mm) | (mm) | (mm) | |
750 | 860 | 750 | 55 | 189/500mm |
1000 | 1130 | 1000 | 65 | 590/m |
1250 | 1400 | 1250 | 75 | 876/m |
1500 | 1670 | 1500 | 85 | 1100/m |
Effective Lengths |
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750 DIA - 250, 500mm - 1000, 1250 & 1500 DIA - 250, 500, 1000mm | ||||
Reducer Slabs | Outside Diameter | Reduce to | Thickness | Mass Kg |
600 | 611 | 699 | 44 | 19 |
675 | 685 | 787 | 51 | 20 |
750 | 762 | 870 | 54 | 20 |
Cover Slabs | Outside Diameter | Reduce to | Thickness | Mass Kg |
825 | 830 | 946 | 58 | 22 |
900 | 913 | 1041 | 64 | 25 |
1050 | 1060 | 1180 | 60 | 25 |
1200 | 1190 | 1340 | 75 | 28 |
6 Way Base | Outside Diameter | Inside Diameter | Height | Mass Kg |
6x 160 knockouts | 1130mm | 1000mm | 480mm | 701 |
Spacer | ||||
800mm | 560mm | 75mm | 045 | |
Frame | ||||
800mm Tapered to 770mm | 560mm | 130mm | 065 | |
Concrete Lids | ||||
560mm Dia Medium Duty | 085 | |||
560mm Dia Medium Duty | 082 |