July 4, 2012 M Standard Plans revisions
https://www.codot.gov/business/designsupport/standard-plans/copy_of_2012-m-standards-plans/2012-m-standards-pdfs/july-4-2012-m-standard-plans-revisions
https://www.codot.gov/@@site-logo/siteLogo.png
July 4, 2012 M Standard Plans revisions