Michigan Aggregates Association

Technical/MDOT Bulletins

MDOT weight restriction effective February 17, 2017

MDOT has issued a spring weight restriction bulletin that imposes restrictions for the following area effective 12:00 PM Friday, February 17, 2017: “…on all state trunk line highways from the Michigan/Indiana & Ohio line north to and including the Mackinac Bridge.” All travel underway prior to 12:00 pm on Friday, February 17th, 2017 may continue…

MDOT Weight Restriction effective 2/10/17

  MDOT has issued a spring weight restriction bulletin that imposes restrictions for the following area effective 12:00 PM Friday, February 10, 2017: “… all state trunk line highways from the Michigan/Indiana & Ohio line north to and including the entire stretch of I-196 in Allegan County at the US-31 junction in Holland easterly to…

Special Announcement – Mark Chaput

As you know, the department has played a key role the past several years in supporting private industry and academia in the development and testing of connected and automated vehicles. Building on that commitment, I am pleased to announce that Mark Chaput, MDOT deputy director of Field Services, has accepted a special assignment to represent…

First Weight Restriction of 2017

Many County Road Agencies Have Issued First Weight Restriction of 2017 – MDOT may be next… MDOT is currently monitoring frost depth at various locations across the state and have provided MAA notice that based on recent string of warm weather they may be issuing weight restrictions in the near future. However, many counties in…

Dee Parker named MDOT Southwest Region Engineer

Demetrius (Dee) Parker has been named the new MDOT Southwest Region engineer. Dee has a Bachelor of Science in civil engineering from Michigan State University and is currently serving as the Contract Services Division administrator. His prior MDOT experience includes serving as Jackson TSC manager, Consultant Road Design Unit leader with the Design Division, and…

MDOT releases “Michigan Agg Market Study – Phase I Report”

On June 8, 2016, MAA provided testimony to the Governor’s 21st Century Infrastructure Commission regarding our concern that based on current permitted reserves we are projecting a deficit of permitted aggregate material in certain local markets in the near future (10-15 years).  During our testimony, it was mentioned that expanding land development along with increased…

Kim Avery Named MDOT’s Bureau of Field Services Directory

From Chief Operations Officer Mark Van Port Fleet: “I am pleased to make the following staff announcements: Kim Avery has accepted the Bureau of Field Services director position. Kim is a Valparaiso University graduate with a Bachelor of Science in civil engineering, and is currently serving as the Southwest Region engineer, where she managed changes…

MAA Influences Changes to MDOTs Quality Procedure Manual

As a result of continual discussions with MDOT, MAA was able to positively affect the recently released optimized aggregate gradation section of the MDOT Materials Quality Procedure Manual.  These changes that impact requirements for optimized aggregates for Grades DM, S2M, and P1M concrete and are summarized as follows: Section 4.13.04.D.a.3 (page 141 of 317) The…

MDOT Leader Randy Van Portfliet announces retirement

September 27, 2016 — Randy Van Portfliet, Michigan Department of Transportation (MDOT) deputy chief engineer, bureau director of Field Services, and Superior Region engineer, recently announced his plans to retire at the end of this year. “It’s hard to put into words, what MDOT means to me,” Van Portfliet said. “The culture of MDOT and the people…