100 % Manufactured in Papua New Guinea in conformance with AS / NZS 2041: 1998 ” Buried Corrugated Metal Structures”.
Nestable pipe is manufactured from 2 half circles that “Nest” together in easily transported bundles of culverting, drainage pipe or troughing for diameters from 300 mm up to 2000 mm.
Note: We also manufacture AS 2041 Class 1 Lapped seam Nestable Pipe (Bolted Seams) This is available at extra cost. Over 99% of Nestable Pipes in PNG are Flanged for compatibility and cost savings.
The table below provides the Heights of cover & gauge selection requirements for the standard range of circular pipes under T44 Highway loading when installed in compliance with AS/ NZS 2041:1998 – contact us for advice on other load situations.
|Nominal Diameter (mm)||End Area (m²)||Steel Thickness (mm)||Maximum Height of Cover (m)|