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.

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Benefits

  • 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

Application

  • Stormwater
  • Sewer
Humes Concrete Manhole Brochure
609 KB
pdf

Technical Documents

Humes Reid Lifting System
753 KB
pdf
CPAA Manhole Design Guidelines
351 KB
pdf

Benefits

  • 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

Application

  • Stormwater
  • Sewer