| 摘要 |
PURPOSE: A construction method for a submerged crib is provided to cut down the construction expenses by decreasing the number of components and the manpower required for construction, to improve durability by connecting and unifying each frame, to protect a slope of a river or a riverbed, and to form a river eco-friendly. CONSTITUTION: The construction method for a submerged crib(10) comprises the steps of piling up many wooden frames(11) to intersect vertically and horizontally, fastening the crossed wooden frames(11) vertically using full threads bolts(12) and filling up a placer(13) with ripraps(14). The wooden frame(11) is provided with a long wooden member(11a) and a short wooden member(11b).
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