| 摘要 |
A structure of at least one plank attached with a side to an edge of at least one joist by at least one mount. The mount has at least two first openings at either side of the edge of the at least one joist and at least one other opening above the edge. The structure is quick and easy to assemble. The assembling is strong and durable and do not involve any safety risk for the users. It also has a pleasant aesthetic appearance and can be made of hard wood.
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