underfloor raceway

underfloor raceway

[′ən·dər‚flȯr ′rās‚wā]
(building construction)
A raceway for electric wires which runs beneath the floor.

underfloor raceway

A raceway, for carrying electric conductors, which is suitable for use in a floor, as one buried within a structural concrete floor.
References in periodicals archive ?
If you're still tripping over computer wires and network cables, you may be surprised to find out that Buildings was reporting on the sophisticated system of underfloor raceways as early as 1965.