  Loop 1604 North Expansion Project
Closure Notice
Major traffic impacts will take place from 9 p.m. Friday through mid-afternoon Saturday.
The Loop 1604 & I-10 interchange will be open from 3 p.m. Saturday through the weekend.
EARLY WEEKEND CLOSURES
9 p.m. Friday, June 27, 2025 until
3 p.m. Saturday, June 28, 2025
 WHAT TO EXPECT
As part of the Loop 1604 North Expansion Project, TxDOT will require closures for bridge construction:
- Loop 1604 eastbound (EB) frontage road and bypass lane
- Loop 1604 westbound (WB) frontage road and bypass lane
- I-10 EB mainlanes, connected cloverleafs and frontage road south of Loop 1604
These early weekend closures are expected from 9 p.m. Friday, June 27, 2025 until 3 p.m. Saturday, June 28, 2025, weather permitting. Law enforcement will direct traffic through intersections during this time, as needed. Please follow detour signage.
DETOUR INFORMATION
Loop 1604 EB Frontage Road
Travelers on the Loop 1604 EB frontage road looking to continue through the I-10 interchange will enter the Loop 1604 EB mainlanes before the I-10 interchange and keep right to access I-10 EB. They will exit via Exit 557 to the I-10 EB frontage road and use the turnaround at UTSA Boulevard to enter the I-10 WB frontage road. Travelers will keep right to re-enter the Loop 1604 EB frontage road.
Loop 1604 WB Frontage Road and to I-10 EB
Travelers on the Loop 1604 WB frontage road and those looking to access I-10 EB will keep right, entering the I-10 WB frontage road. They will use the turnaround at La Cantera Parkway, entering the I-10 EB frontage road. They will then keep right, re-entering the Loop 1604 WB frontage road. Those looking to access I-10 EB will follow the I-10 EB detour.
I-10 EB Mainlanes and to Loop 1604 EB
Travelers on the I-10 EB mainlanes looking to continue through the Loop 1604 interchange will exit via Exit 556 B to the I-10 EB frontage road and turn right onto the Loop 1604 WB frontage road. They will use the turnaround at La Cantera Parkway to enter the Loop 1604 EB frontage road. They will enter the Loop 1604 EB mainlanes and follow signs to I-10 EB. Travelers may exit via Exit 557 to enter the I-10 EB frontage road.
LATE WEEKEND CLOSURES
3 p.m. Saturday, June 28, 2025 until
5 a.m. Monday, June 30, 2025
 WHAT TO EXPECT
As part of the Loop 1604 North Expansion Project, TxDOT will require closures for bridge construction:
- Loop 1604 eastbound (EB) frontage road and bypass lane
- Loop 1604 westbound (WB) frontage road and bypass lane
- I-10 EB frontage road south of Loop 1604
These late weekend closures are expected from 3 p.m. Saturday, June 28, 2025 until 5 a.m. Monday, June 30, 2025, weather permitting. Law enforcement will direct traffic through intersections during this time, as needed. Please follow detour signage.
DETOUR INFORMATION
Loop 1604 EB Frontage Road
Travelers on the Loop 1604 EB frontage road looking to continue through the I-10 interchange will enter the Loop 1604 EB mainlanes before the I-10 interchange and keep right to access I-10 EB. They will exit via Exit 557 to the I-10 EB frontage road and use the turnaround at UTSA Boulevard to enter the I-10 WB frontage road. Travelers will keep right to re-enter the Loop 1604 EB frontage road.
Loop 1604 WB Frontage Road and to I-10 EB
Travelers on the Loop 1604 WB frontage road and those looking to access I-10 EB will keep right, entering the I-10 WB frontage road. They will use the turnaround at La Cantera Parkway, entering the I-10 EB frontage road. They will then keep right, re-entering the Loop 1604 WB frontage road. Those looking to access I-10 EB will follow the I-10 EB detour.
I-10 EB Mainlanes and to Loop 1604 EB
Travelers on the I-10 EB mainlanes looking to access Loop 1604 EB will exit via Exit 556 B to the I-10 EB frontage road and turn right onto the Loop 1604 WB frontage road. They will use the turnaround at La Cantera Parkway to enter the Loop 1604 EB frontage road. They will enter the Loop 1604 EB mainlanes. Those wanting to return to the I-10 EB frontage road will follow signs to I-10 EB. Travelers may exit via Exit 557 to enter the I-10 EB frontage road.
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