待涵管道安装完成并经验收合格后，方可进行土方回填。
To pipe installation is complete and experience the qualified, conducted only after backfill earthwork.
道路工程施工前，路基下的地管工程应施工完毕，并按设计要求完成土方回填。
Before road works starts, the underground piping works under the road foundation should have already completed and backfill should have also completed according to design requirements.
地块目前为地铁一号线深大站的施工工地，地铁土建部分和土方回填已经施工完成。深大站于2009年9月底投入运营。
The site is now construction site of Shenzhen University station, which has been finished, and the station has started its operation at the end of September, 2009.
土方开挖与回填是要有相应的安全措施，要严格按规范施工。
Earth excavation and backfill is to have the appropriate security measures to strictly regulate the construction.
土方开挖与回填是要有相应的安全措施，要严格按规范施工。
Earth excavation and backfill is to have the appropriate security measures to strictly regulate the construction.
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