Soft rock chamber floor heave treatment supporting method

• Main Authors: DONG GUIFENG, LYU SHUNZHANG, WANG JUN, MAO QINGFU
• Format: Patent
• Language: Chinese; English
• Published: 08.03.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The invention relates to a soft rock chamber floor heave treatment supporting method which comprises the following steps that a reinforcing mesh is laid on an excavated chamber bottom plate, and concrete is sprayed to form a concrete surface layer; a plurality of steel beams are arranged on the conc...