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I-35 NEX Lane Closure Notice
Upcoming Weekend Closures
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WHAT TO EXPECT
As part of the I-35 NEX project, TxDOT will close the southbound I-35 distributor ramp to Loop 1604 mainlanes and the southbound I-35 exit to Pat Booker Road for drainage work.
The closure is scheduled from 9 p.m. Friday, May 16, 2025, until 5 a.m. Monday, May 19, 2025.
DETOUR INFORMATION
Southbound I-35 to westbound Loop 1604
Travelers on southbound I-35 should exit Retama Parkway and proceed on southbound I-35 frontage road through the Forum Parkway intersection. Continue on southbound I-35 frontage road to the westbound Loop 1604 frontage road. Head west through the Lookout Road intersection and use the next entrance ramp to enter westbound Loop 1604.
Southbound I-35 to eastbound Loop 1604/Pat Booker Road
Travelers on southbound I-35 mainlanes should exit Judson Road and proceed to the Judson Road intersection. Turn left onto the northbound I-35 frontage road. At the next traffic light, turn left to access the northbound I-35 frontage road. Continue north through the Toepperwein Road intersection and follow the signs to Pat Booker Road. Travelers looking to access eastbound Loop 1604 should head east on Pat Booker Road until reaching Loop 1604 intersection. Turn right to access the eastbound Loop 1604 frontage road and use the next entrance ramp to enter eastbound Loop 1604.

WHAT TO EXPECT
The southbound I-35 frontage road entrance ramp to I-410 South will be closed for bridge work. The ramp connecting southbound I-35 mainlanes to I-410 South will remain open.
The closure is scheduled from 11 p.m. Friday, May 16, until 5 a.m. Monday, May 19, 2025. The impacted lanes are expected to remain closed for the scheduled hours.
DETOUR INFORMATION
Travelers on the southbound I-35 frontage road who want to enter I-410 South will follow detour signs to George Beach Avenue, turn through the signalized intersection and enter the northbound I-35 frontage road. They will then transition to the southbound I-410 frontage road on the frontage road connector and enter I-410 South on the next ramp.
Note: All closures are weather permitting and subject to change.
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TxDOT San Antonio District
Public Information Office
4615 NW Loop 410 San Antonio, TX 78229
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E-alert
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