CDOT’s 2015-a FMM CP 13-15a, Check Testing
2015-1. April 7, 2015. The intent of this Materials Bulletin is to replace in total CP 13 with CP 13-15a from the 2015 FMM and any previous FMM that is still being utilized on an active project.
https://www.codot.gov/business/designsupport/materials-and-geotechnical/materials-bulletins/mb-2015-1
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CDOT’s 2015-a FMM CP 13-15a, Check Testing
2015-1. April 7, 2015. The intent of this Materials Bulletin is to replace in total CP 13 with CP 13-15a from the 2015 FMM and any previous FMM that is still being utilized on an active project.