You are here: Home Business Center Design & Construction Project Support The 2019 and 2012 M Standards 2019 M Standard Plans MASH Related Memos MASH Related Memos https://www.codot.gov/business/designsupport/2019-and-2012-m-standards/2019-m-standards-plans/mash-memos-1 https://www.codot.gov/@@site-logo/siteLogo.png MASH Related Memos Archived MASH Related Memos For Reference Purposes Only FHWA - Eligibility of Crash Cushion devices MASH 16 Sunset date - December 20, 2018 FHWA - FINAL Modification to December 2018 Sunset Date for MASH Cable Barriers & Terminals - August 13, 2018.pdf FHWA - FINAL Q&A on MASH Implementation - May 9, 2018 FHWA - FAQs Guardrail Height Memo - May 17, 2010 Issuance Letter for the Manual for Assessing Safety Hardware (MASH) Implementation Updates - April 5, 2019 Issuance Letter for M-606-1 MGS 31-inch & D-606-2 MGS 31-inch without Blocks - December 21, 2018 Issuance Letter for M-606-1 MGS 31-inch & D-606-2 MGS 31-inch without Blocks - February 8, 2018 Superseded on December 21, 2018. Issuance Letter for M-606-15 Guardrail Type 9 Single Slope Barrier - July 16, 2018 Issuance Letter for Impact Attenuator Standard Guidelines - November 23, 2015
MASH Related Memos https://www.codot.gov/business/designsupport/2019-and-2012-m-standards/2019-m-standards-plans/mash-memos-1 https://www.codot.gov/@@site-logo/siteLogo.png MASH Related Memos Archived MASH Related Memos For Reference Purposes Only FHWA - Eligibility of Crash Cushion devices MASH 16 Sunset date - December 20, 2018 FHWA - FINAL Modification to December 2018 Sunset Date for MASH Cable Barriers & Terminals - August 13, 2018.pdf FHWA - FINAL Q&A on MASH Implementation - May 9, 2018 FHWA - FAQs Guardrail Height Memo - May 17, 2010 Issuance Letter for the Manual for Assessing Safety Hardware (MASH) Implementation Updates - April 5, 2019 Issuance Letter for M-606-1 MGS 31-inch & D-606-2 MGS 31-inch without Blocks - December 21, 2018 Issuance Letter for M-606-1 MGS 31-inch & D-606-2 MGS 31-inch without Blocks - February 8, 2018 Superseded on December 21, 2018. Issuance Letter for M-606-15 Guardrail Type 9 Single Slope Barrier - July 16, 2018 Issuance Letter for Impact Attenuator Standard Guidelines - November 23, 2015
FHWA - FINAL Modification to December 2018 Sunset Date for MASH Cable Barriers & Terminals - August 13, 2018.pdf
Issuance Letter for the Manual for Assessing Safety Hardware (MASH) Implementation Updates - April 5, 2019
Issuance Letter for M-606-1 MGS 31-inch & D-606-2 MGS 31-inch without Blocks - February 8, 2018 Superseded on December 21, 2018.
