2008 Bridge Inventory
| September 01, 2008 |
The Federal Highway Administration, in consultation with the states, has assigned a sufficiency rating, or SR, to each bridge (20 feet or more) that is inventoried. Formula SR rating factors are as outlined in the current Recording and Coding Guide for Structures Inventory and Appraisal SI&A of the Nation’s Bridges. Our thanks to all the state highway engineers for their continuing cooperation and special effort to provide current data through September 2008.
From our partners
This is part one of a three-part series on the importance of clean oil. When it comes to equipment lubricants,…