Compared with other rigid supports, u-shaped steel supports have flexible, stable and reliable bearing capacity, adapt to the load and deformation of soft surrounding rock, high utilization rate of section, easy support, small maintenance, high recycling reuse rate of supports, reduce the use of pit wood, and obvious environmental benefits.
Main points of u-shaped steel supports protection:
After the u-shaped steel supports is erected,
1. Generally, it is not allowed to root and hang heavy objects on the shed beam;
2. It is forbidden to use a muck-raking machine to pick dirt by hanging the back slide from the upright column or roof beam;
3. Bracket backplane shall not be dismantled randomly;
4. Do not remove the tie rod or support column between supports;
