Manhole Box

A four-sided mechanical excavation support manhole box ideal for installing pre-cast concrete manholes and small chambers or tanks where ground movement is non-critical. Can be used to form part of a continuous trench system in excavations up to 5.8m deep and 4.4m wide.

  • Designed to be installed by excavator using either the dig and push or excavate and place technique
  • Bottom cutting edge for ease of installation
  • Top panels available to increase excavation depth

Technical Specification

Description Length x Height (mm) Max Depth (m) Internal Width (m) Panel Thickness (mm) Box Weight (kg) Length between Struts (m) Under Strut Clearance (m) Panel Return Width (m)
Lightweight Micro Base 2000 x 1780 4.0 1.9 60 908 1.8 0.8 0.6
Micro Base 2000 x 1780 4.0 1.9 60 1122 1.8 0.8 0.6
Micro Top 2000 x 1100 N/A 1.9 60 741 1.8 N/A 0.6
Mini Base 2500 x 2020 4.2 2.4 60 1540 2.3 0.9 0.7
Mini Top 2500 x 1100 N/A 2.4 60 938 2.3 N/A 0.7
Midi Base 3000 x 2020 4.2 2.9 60 1692 2.8 0.9 0.7
Midi Top 3000 x 1100 N/A 2.9 60 1018 2.8 N/A 0.7
Standard Base 3500 x 2562 5.8 3.3 100 2762 3.3 1.3 0.9
Standard Top 3500 x 1624 N/A 3.3 100 1996 3.3 N/A 0.9
Titan Base 4400 x 2562 5.8 4.1 100 3824 4.2 1.3 1.3
Titan Top 4400 x 1624 N/A 4.1 100 2964 4.2 N/A 1.3
For more information download the MGF Manhole Box Technical File
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Video Guide

3D Tour

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For more information download the MGF Manhole Box file
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New technology to de-risk a common high-risk process, using a 3D printer to create models of equipment for training before work moves on to site is a strong advantage.

- Award Panel , Ground Engineering Awards 2014


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