West Chester launches new interchange; diverging diamond, a primary for Southwestern Ohio – The Cincinnati Enquirer


Sue Kiesewetter, Particular at The Enquirer

Posted at three:24 p.m. ET August 6, 2020


The illustration offered exhibits how site visitors flows by the brand new Divergent Diamond Interchange. (Photograph: Sue)

WEST CHESTER TWP. –Mark Welch had no vacation spot in thoughts, however that didn't cease the West Chester Township Trustee from making an attempt out the brand new diverging diamond on the Interstate 75 / Union Middle interchange.

Ninety minutes after the interchange opened final week, Welch turned off Muhlhauser Highway, walked throughout the bridge deck, in the direction of the streets of West Chester and got here again.

“I used to be delighted to strive it. Like a child able to strive the brand new experience on King’s Island, ”Welch stated.

"I deliberately noticed it once more (as quickly because it opened). It was very effectively marked. It's new, it's totally different. You might be driving on what to be the mistaken aspect of the highway. "

The divergent diamond interchange design – DDI – is a primary for southwestern Ohio, with solely two extra lively within the state, stated Greg Wilkens, county engineer by Butler.

The brand new venture design added one northbound site visitors exit ramp to the Interstate 75 / Union Middle interchange and two for southbound motorists exiting the freeway.

Wilkens stated that with the DDI design, motorists all the time transfer with the move of site visitors as a substitute of stopping and crossing site visitors.

Motorists cross on the left aspect of the highway passing the Union Middle Boulevard Bridge. Site visitors lights cease oncoming site visitors throughout crossings.

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“I don't assume it is going to take a very long time to get used to the site visitors sample,” Welch stated.

The $ 20 million venture is funded by a greenback tax enhance from a particular tax district within the Union Middle space.

The interchange improve has been wanted for a number of years resulting from growth within the space after the interchange opened in 1997, Welch stated.

The time it takes to cross the interchange throughout rush hour, Welch stated, triggered issues for companies to worsen because the area developed.

“We nonetheless have 15 to 18 p.c of land to develop,” Welch stated. “The site visitors was taking a very long time to get on and off the freeway. We didn't need trafficking to be an impediment to growth. "

Every day, roughly 153,360 automobiles use I-75 close to the interchange. That quantity is predicted to extend to 187,100 by 2038, Wilkens stated.

“This (enchancment) was designed for peak journey,” Wilkens stated. “Crucial factor for us is security. Accidents go hand in hand with capability, ”Wilkens stated.

“We added a variety of capability. This design reduces battle… gives a steady move on the ramps. "

Throughout rush hour site visitors often backed off from I-275 to the Union Middle interchange and Union Middle Boulevard itself. The enhancements ought to mitigate this.

There might be proper lane closures in a single day solely on the south exit of I-75 to Union Middle Boulevard beginning at eight p.m. Friday at 6 a.m., Saturday for the ultimate paving.

Union Middle Boulevard might be closed from 6 p.m. Sunday at 6 a.m. Monday for last paving and striping, climate allowing.

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