![United States Department of Transportation / International Roughness Index / Road / National Highway Traffic Safety Administration / Transport / Land transport / National Bridge Inventory United States Department of Transportation / International Roughness Index / Road / National Highway Traffic Safety Administration / Transport / Land transport / National Bridge Inventory](https://www.pdfsearch.io/img/8c58756644732d797c78571d83d5f50a.jpg) Date: 2012-01-03 16:28:20United States Department of Transportation International Roughness Index Road National Highway Traffic Safety Administration Transport Land transport National Bridge Inventory | | 7 Condition, Performance, & Safety Our reliance on highways to commute to work, to shop, vacation, and other activities, as well as their use for commerce, is creating significant demand on the system. Performance, reliAdd to Reading ListSource URL: www.fhwa.dot.govDownload Document from Source Website File Size: 1,27 MBShare Document on Facebook
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