Permanent semi-subterranean potato store built into an earth bank. The narrow rectangular chamber inside the mound is stone-lined and measures 11 feet long, 3 feet wide and almost 5 feet high, giving a storage capacity of nearly one ton.
Source: 1989 notes by Suggett and Brooksby, NMR Site Files
S.L. Evans, RCAHMW 15th July 2005