Trench Boxes

Manhole Boxes

KVL Manhole Box

  • The Lightweight KVL Manhole Box is ideal for shallower manhole installations with a 2000mm depth achievable
  • Inside widths are 2000mm x (strut width):
      • Type A - 1530mm - 1630mm
      • Type B - 1620mm - 1810mm
      • Type C - 1800mm - 2170mm
      • Type D - 2160mm - 2890mm

  • Limit State Load for the KVL Manhole Box is 42.6kN/m²

 

KS Manhole Box

  • The KS Manhole Box provides quick construction and can be used for a majority of manhole installation requirements
  • Suitable for depths up to 5200mm
  • Inside widths are 2000mm x (2000mm - 3300mm)
  • Base Panels incorporate a cutting edge to assist efficient ‘Dig and Push’ installation method
  • Limit State Load for the KS Manhole Box is 78kN/m²
Description Unit Lx H
(mm)
Clear Inside Width (mm) Thickness (mm) Minimum Clearance (mm) Clearance Between Struts (mm) Weight
(kg)
Limit State Design Load (kN/m²)
2.0 KVL MH Base 2500 x 2000 2000 – 2890 60 980 2000 1080 53.3
2.5 KS ML Base 2500 x 2400 2000 - 3300 100 1540 2080 1934 78
2.5 KS MH Top 2500 x 1400 2000 - 3300 100 - 2080 1254 78

Follow Us on Facebook

News

  • New "Multibox" is available now

    TSNZ launches a new slide rail manhole box variant. Available in NZ now, the new Multibox...

Updates

  • Did you know that there are regulations that apply to excavations over 1.5m deep
    Are you at risk of breaching them?

    We can help!