floor-joist
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floor joist
HB50
one of a series of parallel beams, spaced at regular intervals and spanning between walls, to which the flooring is fixed
See Figure A.8; Figure A.18
See Figure A.8; Figure A.18
In single-storey construction, floor joists are usually supported by bearers. In upper floors, the floor joist usually doubles as ceiling joist.
See also: bearer <floor>