Precast Manholes
Humes manholes are extensively used throughout New Zealand. Made from strong, dense concrete, these manholes are capable of withstanding
infiltration and attack from corrosive environments.
- Stormwater
- Sewer
- Risers are made to AS4058 standard and the bases are cast to NZS 3109 with surface finish to NZS 3114 standard
- Available with a choice of traditional flush joint or a tongue-and-groove flush joint
- Diameter range DN1050 to DN2300 concrete lid designs are available for LD20, HD60 and HN-HO-72 live loads
- Lid load designs to support loads in excess of HN-HO-72 can be provided on request
- For rubber ring jointed 1050mm manholes, please refer to the Humeseal Manhole System product page
