| 摘要 |
PROBLEM TO BE SOLVED: To form an artificial river for providing a hiding place to fish and aquatic living things by combining concrete panels having the hiding place for the fish and the aquatic living things. SOLUTION: The bottom slab concrete panels 1 are installed on both sides of the bottom of the river, and the bottom slab concrete panels are fixed to the ground with pine piles 2. A waterproof sheet 3 is laid on the bottom of the river, and side slab concrete panels 4 are installed so as to hold it between the panels. It is fixed with concrete anchor bolts/nuts 5, and it is back filled with earth and sand 6. Those things are continuously constructed in the direction of the current. COPYRIGHT: (C)2003,JPO
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