Investigation of the Impact of the I-94 ATM System on the Safety of the I-94 Commons High Crash Area Status: CompleteReport Date: 06/06/2014 Summary: This project evaluated variable advisory speed limits implemented as part of the Active Traffic Management system for the I-94 Commons High-Crash Area. The variable speed limit advisories had minimal impact on safety, suggesting the need to improve VSL algorithms and reconsider their potential to affect driver behavior. Final Deliverables: Investigation of the Impact the I-94 ATM System has on the Safety of the I-94 Commons High Crash Area (Report #2014-19) Safety Impacts of Variable Speed Limit Advisories on the I-94 Commons High Crash Area (Research Summary) Related Materials: Related Research: