All I-15 Express Lanes and Southbound Main Lanes Closed for Nightwork


I-15 Express Lanes logo

District: District 11 – San Diego and Imperial Counties
Phone: (619) 688-6670

SAN DIEGO — Crews will close all lanes of southbound Interstate 15 (I-15) from Poway Road/Rancho Penasquitos Boulevard to Mercy Road/Scripps Poway Parkway on Wednesday from 10:30 p.m. to 5 a.m. for bridge work. The closure includes the northbound and southbound I-15 Express Lanes within the same limits.

The posted freeway detour will take motorists to westbound State Route 56 to southbound Interstate 5, to the southbound Local Bypass to southbound Interstate 805, to eastbound State Route 52 to the southbound I-15 connector ramp.

All lanes will reopen to traffic at 5 a.m. Thursday.

Construction During COVID-19 Pandemic: Public works construction is deemed essential and work continues during the pandemic. Our partners, contractors and workers are following U.S. Center for Disease Control and California Department of Public Health guidelines. For more information about COVID-19 visit

For real-time traffic information including traffic speed, lane and road closures due to construction and maintenance activities, and more, go to

Follow @SDCaltrans on Twitter and Instagram; and like Caltrans District 11 on Facebook at for news related to state transportation in San Diego and Imperial counties.