H Series Double Acting Manhole Frames

Designed for larger excavations, our H Frame Series Double Acting Manhole Frame is a tried and tested bracing system with interchangeable brace leg sizes. Ideal for larger tank excavations at depth.

When digging excavations, always remember to take into account the measurements for the Trench Sheet pan depth as well as the Manhole Frame section.

For more information on hiring a H Series Manhole Frame please contact us today.

Type Sheet to Sheet Range Section Size Leg Weight Min Extension Max Extension
mm mm kg kN/m kN/m
H40 3030 - 3830 250 490 108 76
H47 3680 - 4480 250 529 86 54
H60 4000 - 6000 250 800 95 41
H75 5500 - 7500 300 1270 70 37
H80 5000 - 8000 300 1284 93 35
H90 7000 - 9000 350 1550 60 35
H90X 7000 - 11000 350 2000 64 25

For clear internal distances, please subtract 360mm from the sheet to sheet measurement. Please note this does not allow for deflection.