| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a waterproof structure capable of improving watertightness of a wheel guard of a side part of an expansion joint for a road bridge and a concrete balustrade, and a construction method for the same.SOLUTION: A primer layer 1 is formed on a wheel guard 20 in the state of sandwiching a joint (expansion spacing) 21 between the wheel guards 20 and 20 adjoining each other in a direction along a running direction of a road; a support tape 2 is stuck astride a joint 21 on the primer layer 1; a waterproof material layer 3 is formed thereon; and furthermore, a protective material layer 4 is formed thereon. Thus, a long-life waterproof structure having high waterproofness and following elasticity can be formed on a job site.</p> |
