Michigan Aggregates Association

Technical/MDOT Bulletins

Tony Kratofil named MDOT COO

Tony Kratofil named MDOT COO

  MDOT is pleased to announce that Tony Kratofil has been named MDOT’s new chief operations officer and chief engineer. Tony brings a wealth of managerial and technical experience to the position. In his most recent assignment as the Metro Region engineer, he was able to effectively negotiate very complex and sensitive mitigation measures with…

MDOT Update – Various Items

MDOT Update – Various Items

As you recall in 2015 the Michigan Legislature approved an additional $1.2 billion for highway/bridge projects that will be fully phased in by 2021.  However, even with this additional funding, MDOT is projecting that they still will have an annual funding short fall of $1.4 billion per year.  This shortfall is for the MDOT system…

DRAFT MDOT Geotechnical Manual – For Review

MDOT is in the process of updating their Field Manual of Soil Engineering (1970 5th ed.) as referenced in their contact documents.  The revised document will be titled, “MDOT Geotechnical Manual”. MAA was recently provided a copy of this draft document for our review.  The turnaround timeline is very short so please provide any comments…

MDOT weight restriction being lifted effective May 10, 2018

MDOT has issued a spring weight restriction bulletin lifting restrictions for the following area effective 6:00 am Thursday, May 10, 2018. “…weight restrictions will be lifted on all state trunkline highways within the entire State of Michigan.” Click here to view the MDOT bulletin. As a reminder… In addition, there have been a number of…

MDOT weight restriction being lifted effective May 3, 2018

MDOT has issued a spring weight restriction bulletin lifting restrictions for the following area effective 6:00 am Thursday, May 3, 2018. “…from the southern Michigan border north to and including US-2 from Iron Mountain to St. Ignace.  Frost restrictions are still in effect for the remainder of the state and will be imposed and enforced…

MAA Leads Industry Review of Division 3 of the 2020 MDOT Spec Book – Call for Participation

As you may be aware, MDOT is in the process of updating their Standard Specifications for Construction and the Michigan Aggregates Association is responsible for coordinating and performing the industry review of Division 3 (Bases) for the 2020 MDOT Standard Specifications for Construction. While there are many aspects to this division including aggregate material, there…

MDOT weight restriction being lifted effective April 30, 2018

MDOT has issued a spring weight restriction bulletin lifting restrictions for the following area effective 6:00 am Monday, April 30, 2018. “…from the southern Michigan border north to the Mackinac Bridge.  Frost restrictions are still in effect for the remainder of the state and will be imposed and enforced on all state trunkline highways north…

MDOT weight restriction being lifted effective April 23, 2018

MDOT has issued a spring weight restriction bulletin lifting restrictions for the following area effective 6:00 am Monday, April 23, 2018. “…from the southern Michigan border north to and including US-10 in Ludington in Mason County from the M-116 intersection then east to M-66 then North on M-66 to M-61, then east on M-61 to…

MDOT weight restriction being lifted effective April 19, 2018

  MDOT has issued a spring weight restriction bulletin lifting restrictions for the following area effective 4:00 pm Thursday, April 19, 2018. “…from the southern Michigan border north to and including M-46 in Muskegon County from the US-31 Business Route in the City of Muskegon then east to US-131 then North on US-131 to M-46, then east…