GDOT: I-16/I-75 Interchange Improvement Project Updates

Staff Report

Tuesday, June 21st, 2022

Contractors for the Georgia Dept. of Transportation (GDOT) will continue construction activities related to the I-16/I-75 Interchange Improvement Project next week in Macon-Bibb. Weather permitting, the scheduled activities beginning Monday, June 20 through Sunday, June 26, 2022, are listed below.

Lane Closures, Traffic Shifts:

Monday through Friday, June 20-24
Overnight (9 p.m. to 5 a.m.) single left lane closures on Martin Luther King Jr. Boulevard and Coliseum Drive between Lake City Drive and Riverside Drive for sign installation.

Ongoing, Long-term Closures:
The far right lane of I-75 northbound at the Georgia 19/Georgia Avenue exit (exit 164) is closed to traffic for several months.
Spring Street's far right lane at the I-16 westbound on-ramp as well as the right-hand on-ramp to I-16 westbound are both closed for several months; the Spring Street on-ramp to I-16 westbound has been relocated to the far left lane.
Construction Activities for June 20-26, weather and on-site conditions permitting:

Phases 4 and 5: from I-16 westbound/I-75 to Walnut Creek
Continue construction of new Second Street bridge substructure.
Continue construction of three new I-16 westbound bridge substructures.
Continue construction of three new I-16 eastbound bridge substructures.
Continue construction of two new I-16 westbound entrance ramps.
Continue construction of new MSE (retaining) walls along I-75 northbound and southbound and other walls throughout the project.
Continue installation of the sewer near Second Street.

Phase 2 and 3: I-75 from Hardeman Avenue to I-16 eastbound
Completed construction of the Riverside Bridge superstructure over I-75.
Continue construction of the Walnut Street bridge over I-75 stage two superstructure.
Completed construction of the superstructure for two of the new I-75 northbound and southbound bridges.
Continue demolition and removal of the existing I-16 westbound and I-75 northbound and southbound bridges.
Construction of MSE (retaining) walls along I-75 northbound and southbound and at other locations throughout the project continues.
Construction of concrete sound and visual walls along I-75 northbound and southbound continues.
Continue demolition of the existing pavement on the left lanes of I-75 northbound from Hardeman Avenue to north of the Riverside Bridge.
Continue concrete paving for the new I-75 southbound exit ramp to the new I-16 entrance ramp.
Continue concrete paving for the new I-75 northbound and southbound roadways.

Phase 1: I-16 from the I-16/ I-75 split to the Martin Luther King Jr. Boulevard exit
Continue widening sidewalks on the new Otis Redding Memorial Bridge (Martin Luther King Jr. Boulevard) over the Ocmulgee River second stage superstructure.
Continue installing signage on Martin Luther King Jr. Boulevard and Spring Street.

The I-16/I-75 Interchange Improvement Project is a $500 million safety and mobility megaproject. With its massive scope to widen and reconstruct I-16, I-75 and their interchange in Macon-Bibb, this project is being delivered in seven design and construction phases that will continue through 2030. When complete, new CD lanes, additional interstate lanes, new interstate on-and off-ramps, upgrades to 11 bridges, new walls, upgraded drainage systems, etc. will deliver safer and improved mobility for Macon-Bibb’s local commuters and businesses, regional travelers and commercial freight from the Georgia southern coast to destinations within the state and throughout the U.S.

Advisory: Motorists are advised to expect delays, exercise caution, and reduce their speed while traveling through work zones. Before heading out, get real-time information on work status and traffic conditions. Call 511, visit, or download the Georgia 511 app. Our maintenance team members who repair roads and bridges and our project teams who oversee construction projects are continuing their essential work, while following sanitary work practices prescribed by health agencies to protect themselves and the public from the coronavirus, as are most state DOTs in the U.S.