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Manhole Box

A four-sided mechanical excavation support system 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
Manhole Box render
TOP PANELS AVAILABLE TO INCREASE EXCAVATION DEPTH
IDEAL FOR MANHOLE INSTALLATION

5.2 Top5200 x 1620N/A5.110020164.8N/A1.6

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
5.2 Base 5200 x 2500 5.71 5.1 100 5997 4.8 1.6 1.6
5.2 Top 5200 x 1620 N/A 5.1 100 4384 4.8 N/A 1.6

Max depth achievable using a base and 2 tops.

Greater widths available – for details contact MGF.

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