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Corrugated Culvert

Roladuct galvanised culvert pipe is manufactured in a range of sizes from 203mm diameter to 3000mm and in lengths to suit your individual needs. The 4 ply lockseam adds strength and rigidity to a versatile pipe with many uses on the farm or in mining and general industrial applications.

Manufactured in accordance with AS 2041.4:2010.

This table summarises the calculations and gives data equivalent to those in Table 3.3 S75 of Australian Standard 2041.4:2010.

Corrugations 75mm x 25mm deep

Material Thickness Sine Profile: 1.6 2.0 3.0
Section Area mm²/mm: 1.98 2.48 3.73
Second Moment of Area mm4/mm: 149.13 187.27 284.15
Section Modulus mm³/mm: 11.05 13.67 20.01
Radius of Gyration mm: 8.67 8.69 8.73

Preferred Diameters and Thickness

Metric mm Thickness mm Area m² Mass kg/m Min Cover mm
203 1.6 0.031 10 600
305 1.6 0.072 15 600
381 1.6 0.112 19 600
457 1.6 0.161 23 600
610 1.6 0.290 30 600
762 1.6 0.452 38 600
914 1.6 0.652 45 600
1069 1.6 0.893 53 600
1219 1.6 1.161 60 600
1524 1.6 1.817 76 600
1829 1.6 2.619 92 600
2133 2.0 3.561 140 600
2438 2.0 4.655 160 600
3000 3.0 - 300 600

Installation Procedure

Culvert should be laid on a firm, well compacted granular bed 100mm deep in a trench 500mm wider than the pipe diameter. Back fill with well compacted selected material passing 75mm screen in 150mm deep layers. Continue restricted back fill until minimum cover then bulk earthwork to final level.

  • Back Fill

    corrugated pipe back fill
  • External Joiner

    corrugated pipe external joiner

Fittings as Required

  • corrugated pipe fitting 2 Piece 45°
  • corrugated pipe fitting 2 Piece 90°
  • corrugated pipe fitting Tee
  • corrugated pipe fitting Cross
  • corrugated pipe fitting 45° Lateral
  • corrugated pipe fitting Y Piece