I-16/I-75 Interchange Improvement Project Updates

Macon-Bibb County…
I-16/I-75 Interchange Improvement Project Updates: April 19-26, 2024
Nightly Closures on I-16 EB near I-16/I-75 Interchange

MACON-BIBB - 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 and on-site conditions permitting, the scheduled activities beginning Friday, April 26 - Friday, May 3, 2024, are listed below.

Lane Closures, Traffic Shifts:
Mon. April 29 through Fri. May 3, 9 p.m. until 5 a.m.

• Nightly lane closures in left lane on I-16 eastbound between Coliseum Drive/Martin Luther King, Jr. Boulevard and the I-16/I-75 interchange. Traffic will also be paced to slower speeds on Riverside Drive from Martin Luther King, Jr. Boulevard to Spring Street and on Second Street from Walnut Street to Emery Highway.

Ongoing, Long-term Closures:

• Webb Street will be closed to traffic while crews work on concrete pavement at Walnut Street. Traffic will be detoured to Hudson Street and Orchard Avenue during the closure. On-site signage will advise drivers of the closure and detour.

• 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 April 26- May 3, weather and on-site conditions permitting:

Phases 4 and 5: from I-16 westbound/I-75 to Walnut Creek

• Continue construction of bridge substructures and superstructures for I-16 Spring Street entrance and exit ramps.
• Continue construction of new Second Street bridge substructure.
• Continue construction of one new I-16 westbound bridge substructure and two superstructures.
• Continue construction of two new I-16 eastbound bridge substructures
• Pouring bridge deck spans and edge beams on new I-16 eastbound bridge superstructure.
• Continue construction of two new I-16 westbound entrance ramps.
• Continue demolition of bridge ramp to I-16 eastbound.
• Continue construction of new MSE (retaining) walls along I-75 northbound and southbound and other walls throughout the project.
• Installing pipe and other drainage structures throughout the project area.

Phase 2 and 3: I-75 from Hardeman Avenue to I-16 eastbound

• Continue construction of Riverside Bridge approaches, roadway and lighting.
• Continue construction of the Walnut Street bridge, lighting and guardrail over I-75.
• 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 new I-75 northbound and southbound roadways, and new I-75 southbound ramp to new I-16 eastbound.

Phase 1: I-16 from the I-16/ I-75 split to the Martin Luther King Jr. Boulevard exit.

• Evaluating project area for remaining work items.

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: Dates may change due to weather or other factors. 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 511ga.org, or download the Georgia 511 app.

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Georgia Department of Transportation plans, constructs and maintains Georgia's state and federal highways. We're involved in bridge, waterway, public transit, rail, general aviation, bike and pedestrian programs. And we help local governments maintain their roads. Georgia DOT and its nearly 4,000 employees are committed to delivering a transportation system focused on innovation, safety, sustainability and mobility. The Department's vision is to boost Georgia's competitiveness through leadership in transportation.