一次变电站火灾导致旧金山的停电,使自行驾驶机器人轴停止,并造成交通堵塞。 A San Francisco power outage from a substation fire halted self-driving robotaxis and caused traffic gridlock.

2025年12月20日, San Francisco因电站失火、交通信号失灵、Waymo自行驾驶机器人轴系统停止, 导致交通堵塞, A power outage in San Francisco on December 20, 2025, caused by a fire at an electric substation, disabled traffic signals and halted Waymo’s self-driving robotaxis, leading to traffic gridlock as vehicles stalled at intersections. 虽然设计用于处理信号故障,但由于故障的规模造成延误,一些车辆需要拖车. Though designed to handle signal failures by treating them as four-way stops, the scale of the outage caused delays, and some vehicles required towing. Waymo暂时中断服务,但到12月21日恢复运作,称这次活动是一个学习机会,以便在基础设施失灵期间提高复原力。 Waymo paused service temporarily but resumed operations by December 21, calling the event a learning opportunity to improve resilience during infrastructure failures.