Source link : https://sandiego365.info/2026/01/21/construction-underway-to-close-the-last-u-s-exit-in-san-ysidro/
Drivers heading south through San Ysidro are being warned to plan ahead as major construction will soon close the well-known “Last U.S. Exit” before the Mexican border. The temporary shutdown, part of a broader infrastructure project aimed at improving traffic flow and safety near the San Ysidro Port of Entry, is expected to disrupt normal border-bound routes and could cause significant delays. Transportation officials are urging motorists to familiarize themselves with detours and alternate exits as work gets underway on one of the busiest international crossing corridors in the world.
San Ysidro last U S exit closure What drivers need to know and when it will happen
Transportation officials confirm that the southbound ramp known as the “Last U.S. Exit” before entering Mexico will be temporarily closed as crews carry out roadway and signage upgrades. During the closure, drivers heading toward the San Ysidro Port of Entry will not be able to make a final detour back into San Diego, meaning vehicles that miss earlier exits will be funneled directly into the international crossing. Motorists are urged to plan alternate routes, leave extra time, and monitor live traffic updates, as congestion is expected to build quickly during peak commuting and weekend travel hours.
Key agencies are advising cross-border commuters, local residents, and commercial drivers to take note of the closure window and prepare in advance. Recommended steps include:
- Check closure dates and…
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Author : Samuel Brown
Publish date : 2026-01-21 04:41:00
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