AFF: An Open Extensible Format for Disk Imaging

Apparatus for raking and levelling sand in a pit comprises a frame which is arranged to be movable over the pit on guides or rails and carries a skimming device associated with a rake consisting of at least one row of blades or tines. The blades or tines rake the sand and the skimming device levels it. The frame may also carry a roller arranged to roll the levelled sand.