| 单词 | concrete oversite |
| 释义 | > as lemmasconcrete oversite A layer of concrete beneath the ground floor of a building, used to seal the underlying earth. More fully concrete oversite, oversite concrete. ΚΠ 1965 I. H. Seeley Building Quantities Explained vii. 87 Hollow floors consist of boarding nailed to timber joists. On a ground floor the joists will generally be supported on timber plates bedded on brick sleeper walls built off the concrete oversite. 1993 Collins Compl. DIY Man. (new ed.) iii. 122/2 With timber floors, sleeper walls of honeycomb brickwork are built on oversite concrete between the base brickwork. 1997 Jrnl. (Newcastle) (Nexis) 20 Dec. 41 Concrete floor slabs are at most risk but even with timber suspended floors the sulphates can attack the oversite concrete. < as lemmas |
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