October 6, 2025

Serious Crash at Deck Park Tunnel Causes Major Delays

News Summary

A serious crash at the Deck Park Tunnel in downtown Phoenix has resulted in significant traffic delays for commuters. The collision involved a motorcycle, tragically resulting in one fatality and life-threatening injuries for the rider. The incident has compounded traffic issues, with backups extending to Loop 202. Authorities confirm ongoing investigations into this crash, the second serious accident on I-10 within a day, raising safety concerns. Motorists are advised to find alternate routes and stay informed on traffic conditions amid this alarming pattern of accidents.

PHOENIX – A serious crash took place at the Deck Park Tunnel in downtown Phoenix early Monday morning, resulting in major traffic delays for commuters in the area. The collision occurred around 4:30 a.m., blocking the left lanes of eastbound Interstate 10 (I-10) near Third Avenue.

As reported by the Arizona Department of Transportation, traffic on eastbound I-10 experienced significant backups, extending nearly to the Loop 202 South Mountain Freeway by 6:30 a.m. In addition, the southbound I-17 transition ramp to eastbound I-10 was also affected, compounding the traffic issues for early morning drivers. By 5:45 a.m., delays had reached as far back as 75th Avenue.

Authorities confirmed that the crash involved a motorcycle, as video footage from the scene showed a motorcycle on the shoulder of the road. One person was killed in the incident, and the ongoing investigation by the Arizona Department of Public Safety (DPS) revealed that the motorcycle rider sustained life-threatening injuries. The crash remains under active investigation.

This incident marks the second serious crash being investigated along I-10 within a span of about nine hours. The previous crash, which occurred on Sunday night, resulted in the tragic death of a child near 75th Avenue. This alarming pattern of accidents raises concerns about the safety of the corridor.

Motorists are advised to expect significant traffic delays in the area, and to consider alternate routes when traveling. For real-time traffic updates, drivers can use the AZ511 app or visit the designated traffic info website.

The Deck Park Tunnel is a critical thoroughfare in downtown Phoenix, facilitating significant commuter traffic daily. Such incidents, particularly those resulting in fatalities or serious injuries, highlight the importance of road safety and the need for drivers to remain vigilant on the highways.

The Arizona Department of Transportation and the Arizona Department of Public Safety continue to work together to assess the situation and provide updates as the investigation unfolds. Commuters are encouraged to stay informed about current traffic conditions and to practice safe driving habits to reduce the risk of accidents on the roads.