rocking frame

rocking frame

A flat mechanically powered, oscillating bed; used to compact concrete, which is in the plastic state, in precast units temporarily set on the bed.
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The play area is securely-fenced, with a sponge-matted surface, and has a range of innovative equipment, including climbing spheres, roundabouts, sound boards and rocking frames.
The rocking frames are steel braced-frames, the columns of which are free to rock up and down within steel "shoes" secured at their base.