CivilBoss® Twin Wall Drainage
Waters and Farr manufactured twin wall CivilBoss® pipes are offering a smooth internal bore in combination with a stiff corrugated hollow load bearing outer layer. This structure allows a mechanically stiff pipe that is very light in comparison to solid wall pipes of the same stiffness value.
CivilBoss® pipes are manufactured using polypropylene in 6m lengths, its stiffness rating is SN16 (SN8 to special order). Polypropylene offers increased stiffness and impact resistance. It is produced with a grey internal bore, has low roughness coefficient (Colebrook-White 0.003-0.015 mm).
CivilBoss® pipes are designed and installed to AS/NZS 2566.1 and AS/NZS 2566.2 standards as well as being conformant to NZTA culvert specification.
CivilBoss® pipe is manufactured and licensed to AS/NZS 5065 (Bureau Veritas S Mark Licence No 2730).