Simple adjustable steel strut fro bracing trench linings. The ends are clawed to enable a better grip into timber. Spacing of struts is generally decided upon often a design has been done to calculate the ground pressures.
Simple adjustable steel strut fro bracing trench linings. The ends are clawed to enable a better grip into timber. Spacing of struts is generally decided upon often a design has been done to calculate the ground pressures.