bed sill

bed sill

A horizontal timber at the base of a building of timber-framed construction; the timber rests on, or is set into, the ground; same as groundsill, 2.
References in periodicals archive ?
Through the summer of 1999, workers stabilized the banks and restored or replaced natural and man-made features needed by young trout, such as gravel spawning areas, shallow riffles, cool, deep pools and timber bed sills.