1. Georgia ATSSA Chapter Meeting: MASH Implementation
March 20, 2018
Frank Flanders IV, PE
GDOT Office of Design Policy and Support

2. MASH? Manual for Assessing Safety Hardware
Testing/evaluation Criteria for Roadside Safety Hardware
Replaces NCHRP350
Updates Fleet
Updates Impact Angles and Speeds

3. MASH Implementation Schedule
FHWA/AASHTO Joint Implementation Agreement and Clarifications
Available on FHWA and AASHTO Websites
Clarifications Issued by AASHTO TCRS and FHWA

4. MASH Implementation Schedule
GDOT MASH Implementation Schedule and Amendments
Available under Policy Announcements on GDOT’s Design Manuals Page
Amended as:
Dates Approach
Products Become Available
FHWA/AASHTO Issue Clarifications

5. MASH Implementation Schedule
Implementation Progress
Contracts Let After
Roadside Safety Hardware/Devices
December 31, 2017
W-Beam Guardrail, Cast-in-Place Concrete Barrier
June 30, 2018
W-Beam Terminals
December 31, 2018
Cable Barrier, Cable Barrier Terminals, and Crash Cushions
December 31, 2019
Bridge Rails, Transitions, All Other Longitudinal Barriers (Including Portable Barriers Installed Permanently), All Other Terminals, Sign Supports, and All Other Breakaway Hardware
TANGENT ONLY
ONLY
Other W-Beam Terminals, Cable Barrier and Terminals

6. MASH Implementation Schedule
Implementation Progress
Production Dates After
Roadside Safety Hardware/Devices
December 31, 2019
Temporary Work Zone Devices, Including Portable Barrier

7. MASH Implementation Where to Find Updated Information Policy Updates
Design Policy Manual
QPL
Construction Standards and Details
Specifications/Special Provisions

8. Determination of Crashworthiness
FHWA Eligibility Letters after 2019…
3rd Party Being Sought to Replace FHWA
FHWA to Consider Continuing Role
GDOT Process for Determination of Crashworthiness
In Play, Regardless of FHWA Eligibility Letter
GDOT Will Not Consider Products Rejected by FHWA

9. Questions?