Bridge

National Bridge Inventory (NBI)

• Memos:
  • Revisions to the Recording and Coding Guide for the Structure, Inventory and Appraisal of the Nation's Bridges (Coding Guide) Items 63 and 65, Method Used to Determine Operating and Inventory Ratings (11/15/11)
  • Revisions to the Recording and Coding Guide for the Structure, Inventory and Appraisal of the Nation's Bridges (Coding Guide) - Item 31, Design Load, and Items 63 and 65, Method Used to Determine Operating and Inventory Ratings (02/02/11)
  • Public Disclosure of National Bridge Inventory (NBI) Data (05/17/07)
  • Bridge Load Ratings for the National Bridge Inventory (10/30/06)
  • Revisions to Items 63-66 to Support Load Reporting by Rating Factor (03/22/04)
  • Federal Bridges in the National Bridge Inventory (01/04/95)

• Tables of Frequently Requested NBI Information

  
  
• Recording and Coding Guide for the Structure Inventory and Appraisal of the Nations Bridges
  • PDF (0.8 mb)
  • DOC (2.2 mb)
  • Errata Sheet for Coding Guide 06/2011 (.pdf, 0.2 mb)

• FIPS Codes

• NBI Submittal File Check
  Check does not validate county codes