The Michigan Department of Transportation activated all traffic metering lights along the Interstate 96 Flex Route in western Oakland County as of 2 p.m. Sept. 3.

The I-96 Flex Route runs from Kent Lake Road to the Interstate 275/Interstate 696/M-5 interchange.The route utilizes the left shoulder as an extra traffic lane during peak traffic times to help eliminate traffic congestion.

“Drivers need to be aware and alert to the flashing yellow lights, possibly turning red/green,” an MDOT representative said in a press release.

The traffic lights on the ramps are programmed to change from yellow to red/green when traffic on the freeway is moving slower than 60 mph. This allows MDOT to control the amount of traffic on the highway, enabling it to flow more smoothly.

When a ramp metering lig

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