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National Bridge Inventory (NBI) and 2006 Status of the Nation's Highways, Bridges and Transit

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National Bridge Inventory (NBI), last modified on July 10, 2007

  • Memo: Revisions to Items 63-66 to Support Load Reporting by Rating Factor (03/22/04)
  • Memo: Federal Bridges in the National Bridge Inventory (01/04/95)
  • Tables of Frequently Requested NBI Information
  • Revisions to the Recording and Coding Guide
  • National Bridge Inventory Steering Committee
  • FIPS Codes

    • Tables of Frequently Requested NBI Information

  • Annual Materials Report on New Bridge Construction and Bridge Rehabilitation
  • Bridge by Year Built
  • Bridge Mobility Performance Measures
  • Count, Area, Length of Bridges by Highway System (all measurements are in meter or square meters)
  • Deficient Bridges by State and Highway System
  • Download NBI ASCII files
  • Highway Bridge by Owner
  • Material Type of Structure by State
  • Structure Type by State

  • Federal Highway Administration 2006 Status of the Nation’s Highways, Bridges, and Transit: Conditions and Performance (C&P report) to Congress: “The C&P report is intended to provide decision makers with an objective appraisal of the physical conditions, operational performance, and financing mechanisms of highways, bridges, and transit systems based both on the current state of these systems and on the projected future state of these systems under a set of alternative future investment scenarios. This edition of the C&P report is the seventh in the series that combines information on the Nation’s highway and transit systems.”
  • Via TransLibBlog, “Minnesota Public Radio (MPR) has published a number of high-quality images of the I-35 bridge that collapsed on August 2. A video of the event has been found that will aid in determining how the collapse progressed.
  • MSNBC: State by State – Deficient or Obsolete Bridges
  • MSNBC: Bridge was rated among nation’s worst – In 2005 inspection, Minneapolis span was only one step above ‘intolerable’
  • Univ. of MN Libraries: U.S. Federal and Minnesota Information on I-35W Bridge

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