Lanes reopen after crash on southbound I-15 in Tierrasanta

Crash caused full closure of southbound freeway, but all lanes are now back open

Jan. 28, 2026 at 5:39pm

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All lanes of southbound Interstate 15 near Balboa Avenue in San Diego's Tierrasanta neighborhood are back open after a crash prompted a full closure of the freeway on Wednesday afternoon. Multiple vehicles were involved in the crash, which caused one vehicle to flip onto its roof, but it was not immediately clear if anyone was injured.

Why it matters

Interstate 15 is a major thoroughfare through San Diego, and any closures or crashes can cause significant traffic delays and disruptions for commuters and travelers in the region.

The details

The crash occurred around 1:30 p.m. on Wednesday, prompting a full closure of the southbound lanes of I-15 near the Balboa Avenue exit. California Highway Patrol communications indicated that multiple vehicles were involved, though the exact cause of the crash was not immediately known. Video from a news helicopter showed one vehicle flipped onto its roof.

  • The crash occurred around 1:30 p.m. on Wednesday, January 28, 2026.
  • The southbound lanes of I-15 were fully closed following the crash.
  • The lanes were later reopened after the crash was cleared.

The players

California Highway Patrol

The state law enforcement agency that responded to and investigated the crash on I-15.

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What’s next

Authorities will continue to investigate the cause of the crash, and any updates on injuries or other details will be released as they become available.

The takeaway

While crashes on major highways can cause significant disruptions, the quick response and reopening of all lanes on I-15 helped minimize the impact on commuters and travelers in the San Diego area.