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backfill |
Also found in: Dictionary/thesaurus, Financial | 0.07 sec. |
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backfill [′bak‚fil] (civil engineering) Earth refilling a trench or an excavation around a building, bridge abutment, and the like. (mining engineering) Waste sand or rock used to support the mine roof after removal of ore. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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If crown pillars were present, they could only be mined safely after the underlying stope had been backfilled with overburden. ``Clean soil will be placed into the openings, which will be backfilled as quickly as possible. We are entering the year with a tremendous pipeline that continues to be backfilled as we sell other assets. |
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