中央考核巡查组专家，现场拆穿负责人狡辩

Group 1 - The central safety production inspection team discovered significant safety violations at a construction site in Hubei, including the use of substandard materials and poor management of confined space operations [1][2] - The construction plan specified a wall thickness of 3.2 mm, but the site used 2.5 mm thick steel pipes, reducing the load-bearing capacity by 25% [1][4] - The spacing of support systems was supposed to be 1.5 meters, but it was actually set at 1.8 meters, which raises concerns about structural integrity [1][4] Group 2 - The inspection team found that a tower crane was partially buried in soil, raising questions about how inspections could be conducted on critical components that bear pressure and torque [2][3] - Safety measures for confined space operations were inadequate, with no safety warning signs or operational permits in place, and ventilation equipment was not powered [2] - The inspection team has compiled a list of identified issues and corrective recommendations, urging local authorities to strengthen oversight and ensure compliance with safety regulations [4]