Committee on Design
AASHTO Liaison
Patricia Bush, Program Manager for Bridges and Design
pbush@aashto.org
MASH Implementation Information
Overview:
The following links provide information for use by State DOTs and the roadside safety community in the transition to roadside safety hardware that is compliant with the AASHTO Manual for Assessing Safety Hardware (MASH), 2016. Please note that questions pertaining to MASH will be referred to a joint AASHTO-FHWA technical working group for review and response on a periodic basis.
Resources:
- Further Clarifications on Implementing MASH 2016 (aka MASH Q&A), May 30, 2019
- Modification to December 2018 Sunset Date, August 3, 2018
- Clarification of June 2018 Sunset Date, June 26, 2018
- Clarifications on Implementing MASH 2016 (aka MASH Q&A), May 9, 2018
- AASHTO-FHWA Joint Implementation Agreement for MASH, 2016
- FHWA’s Roadside Hardware Policy Memoranda and Guidance
- Federal-aid Eligibility Letters for Roadside Hardware
- Manual for Assessing Safety Hardware (MASH), 2016 Edition, in the AASHTO bookstore