| 摘要 |
PROBLEM TO BE SOLVED: To provide an aggregate stock yard, suitably storing aggregate of sea sand or the like imported from overseas at the bottom of the sea. SOLUTION: This aggregate stock yard 1 includes: a storage area 12 provided at the bottom of the sea to store the aggregate; a surrounding part provided in the periphery of the storage area 12; and a vessel entrance part 16 provided on part of the surrounding part to open and close. In this invention, preferably the storage area 12 is provided at the bottom of the sea in the vicinity of a coast part 11, and the surrounding part is constructed by the coast part 11 and breakwaters 13, 14, 15 disposed in the periphery of the storage area. COPYRIGHT: (C)2006,JPO&NCIPI
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