How about worksite requirements for passing tunnels?
To ensure HZQD 900t beam launcher to pass tunnel smoothly, the worksite shall meet requirements as below:
1. The worksite must be flat and compacted, to meet the demand for lifting and assembling the machinery, bearing capacity of foundation soil shall be not less than
2. The worksite must be spacious and widen, remove barriers all around (such as steel rebar and other objects which are not related to pass tunnel);
3. Before start construction, the worksite must ensure power and water supply and make wastewater discharge measures (min power of distribution