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Precast Manholes

Humes manufacture spun manholes ranging from DN1050 to 3000mm.


  • Risers are made to AS4058 standard and the bases are cast to NZS 3109:1997 with surface finish to NZS  3114:1987 standard
  • Available with a choice of traditional flush joint or a Tongue and groove flush joint
  • Clamping system is available for high surge areas
  • Components such as lids etc. can be designed to HN-HO-72 loadings when required
  • For rubber ring jointed 1050mm manholes, please refer to the Humeseal Manhole System product page.


  • Stormwater
  • Sewer
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