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Overview

Improve the northbound curve on I-75 at SR 4 - "Malfunction Junction." Reduce the northbound sharp 90 degree angle to a softer curve. New interstate lanes are relocated and widened over the river. Increase the overall capacity of the interstate with an additional lane in each direction. The existing I-75 northbound lanes crossing the river are reconstructed and utilized as ramps. Widen Main St. and improve SR 48 (Main St.) entrance and exit ramps. Provide access to SR 48 (Main St.) from southbound SR 4. Combine the Grand Ave. ramps with the improved Main St. ramps.

Stanley Avenue Project: Remove circle ramps, remove ramps at Neva Dr. and Leo St., signalize Stanley Ave., construct standard ramp at Stanley to northbound I-75.

Construction Information

Upcoming Milestone Dates

The Project is 93% Complete

Estimated Completion Date: September 2011

Arrow boards and signs will be in place prior to the work zone to alert motorists of the upcoming lane closures. Law enforcement will be on site to monitor traffic flow.

Project Detour Maps

Project Logistics

Start Date: October 19, 2007
Estimated Completion Date: October 2011

I-75 and SR 4 Downtown Dayton Phase 1A

Estimated Construction Cost: $122 million
Estimated Overall Cost: $157 million

Stanley Avenue

Estimated Construction Cost: $14 million
Estimated Overall Cost: $17 million

Project Location

i-75 / SR 4 interchange and stanley ave.

Project Benefits:

Right - hand exits and entrances
increased spacing between ramps
consolidated local access to ramps
better traffic flow
fewer incidents and related congestion

Project Updates

To recieve project updates via email, Please click the link below.

Buckeye Traffic

Visit ODOT's Buckeye Traffic, which provides up to date construction information and reports of other major evnts that slow or detour traffic on Ohio's highways.

Documents

	Type	Name	File Size
		021908 Revised Stanley Fact Sheet	1205 KB
		112707 Fact Sheet	1752 KB
		Construction Schedule	12247 KB
		Phase 1A 75 design packet2	1276 KB

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Phase 1A Newsletters

	Type	Name	File Size
		January2012Newsletter	252 KB
		October2011Newsletter	246 KB
		June2011Newsletter	118 KB
		May2011Newsletter	177 KB
		April2011Newsletter	135 KB
		March2011Newsletter	135 KB
		February2011Newsletter	117 KB
		January2011Newsletter	109 KB
		December2010Newsletter	227 KB
		November2010Newsletter	211 KB
		October2010Newsletter	155 KB
		September2010Newsletter	189 KB
		July2010Newsletter	150 KB
		June2010Newsletter	159 KB
		May2010 Newsletter	177 KB
		April2010 Newsletter	231 KB
		March2010 Newsletter	231 KB
		February2010 Newsletter	243 KB
		May08Newsletter	4166 KB
		May09Newsletter	222 KB
		Nov08Newsletter	417 KB
		Oct08Newsletter	766 KB
		November09 Newsletter	180 KB
		Oct09newsletter	445 KB
		Sept08Newsletter	853 KB
		Sept09Newsletter	187 KB
		Mar09Newsletter	313 KB
		JuneNewsletter	222 KB
		June08Newsletter	3951 KB
		July09Newsletter	221 KB
		July08Newsletter	4096 KB
		Jan09Newsletter	364 KB
		Feb09Newsletter	227 KB
		Dec08Newsletter	374 KB
		August09 Newsletter	187 KB
		Aug08Newsletter	857 KB
		Apr09Newsletter	327 KB

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Project Photos

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Contact Information

Any questions or concerns regarding this page or project
Please contact the Public Information Officer
Mandi.Abner@dot.state.oh.us
(937) 497-6820

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Overview

Construction Information

Project Detour Maps

Project Logistics

Project Benefits:

Project Updates

Buckeye Traffic

Documents

Phase 1A Newsletters

Project Photos

Contact Information