Tag Archives: inventory

미국의 교량 상태들은 어떤가

According to the National Bridge Inventory, there are 594,888 structures in the inventory as of December 2003: 474,515 are identified as bridges, and 120,373 as culverts. Of the 474,515, a total of 161,472 structures, or 34.0%, are classified as either structurally deficient or functionally obsolete. [How Durable Are Our Highway Bridges?] I-35W교의 붕괴 이후 불거진 [...]
Posted in 교량 일반 | Also tagged | Leave a comment