Traffic Management Advisory Committee

The Traffic Management Advisory Committee (TMAC) is a regional forum to discuss incident management, traffic management, and intelligent transportation systems.

TMAC meets the first Wednesday of each month at the Polk County Emergency Management office. The meetings are open to the public.

If you have an interest in roadway safety and efficiency or have questions about the group, please call or email Zhi Chen at 515-334-0075 or   



Supplemental Items

September 2019PresentationsMPO Draft Model Bicycle Ordinance
Traffic Incident Management Field Guide
Traffic Incident Management Pocket Guide
February 2019MinutesIADOT D1 2019 Construction
October 2018Minutes
February 2018Minutes
August 2017Minutes
May 2017MinutesStatewide Lane Reconfiguration Analysis
February 2017Minutes2017 D1 Projects
November 2016Minutes
August 2016MinutesDes Moines Triathlon – Street Closures
Fahrrad Bike Ride – Route Map
Des Moines Marathon – Route Map
June 2016Minutes
February 2016Minutes2016 D1 Projects
FY2016-2019 TCIP
 November 2015MinutesCMP Proposed Metrics and Threshholds

Planning to attend a meeting?

Anyone planning to attend MPO meetings who may need auxiliary aids or services should call the Des Moines Area MPO office at 515-334-0075. Please call at least 48 hours in advance so that appropriate arrangements can be made.