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U.S. Department of Transportation/Federal Highway Administration

U.S. Department of Transportation/Federal Highway Administration

The Federal-aid Highway Program Policy & Guidance Center

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By Discipline: > Bridges and Structures > Load and Resistance Factor Design

Bridges and Structures
- Load and Resistance Factor Design
  - Legislation
    - Moving Ahead for Progress in the 21st Century Act (MAP-21) (07/06/2012)
    - United States Code
  - Policy
    - 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 (02/02/2011)
  - Guidance
    - Load and Resistance Factor Design (LRFD) for Highway Bridge Superstructures (July, 2016)
    - Bridge Load Ratings for the National Bridge Inventory (10/30/2006)
    - Hoan Bridge Failure Investigation (07/10/2001)
    - Load and Resistance Factor Design (LRFD) (06/28/2000)
  - Information
    - Narrow-Gap Electroslag Welding for Bridges (03/20/2000)

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Welcome!

The PGC provides a central location of laws, policies, and guidance about the Federal-aid Highway Program (FAHP), including legal documents, links to relevant legislation, memos, directives, and guidance to support the Federal Highway Administration's mission and goals.

More information about the PGC can be found in:

Quick Guide (.pdf, 0.3 mb)
User's Manual including Frequently Asked Questions (.pdf, 1 mb)
FHWA Order 1340.3 Establishment of the Federal-aid Highway Program Policy and Guidance Center

Please note:

The scope of the PGC is limited to documents relevant to administering the FAHP
All FHWA policy can be found in the directives system
Federal Lands Highway policy can be found on their Web site

Updated: 06/27/2017

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