Documentation
- Transportation Asset Management Case Studies - Highway Economic Requirements System: The Indiana Experience (FHWA-IF-07-007)
- Transportation Asset Management Case Studies - Highway Economic Requirements System: The New Mexico Experience (FHWA-IF-07-008)
- Transportation Asset Management Case Studies - Highway Economic Requirements System: The Oregon Experience (FHWA-IF-03-037)
- GAO Report on HERS (pdf)
- GAO Report on HERS-ST (pdf)
- HERS-ST Fact Sheet
- HERS-ST Overview (FHWA IF-02-057)
- HERS-ST Pilot Program Report (FHWA IF-02-056)
- HERS-ST Technical Report - August 2005 (FHWA-HIF-08-017)
- HERS-ST User's Guide - July 2009 (FHWA-IF-06-051)
- Induced Demand and Elasticity (FHWA IF-02-055)
Updated: 02/14/2013