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。
Site stripping, subgrade preparation, rough and finish grading, excavation, backfill and compaction.
场地清表、地基处理、初平和终平、开挖、回填及压实。
The cost of all materials and construction for the overreach beyond the allowed range made by the Contractor for whatever cause including backfill of over-excavation are the Contractor's liability.
无论承包人出于何种原因所造成的超过允许范围的超挖以及这部分超挖的回填，所有材料和施工费用均由承包人负责。
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