Sydney的M4隧道因屋顶爆裂而关闭, Sydney's M4 tunnel closed due to roof bulges, trapping drivers; partial reopening followed, with repairs ongoing and toll refunds promised.

2025年12月4日, 悉尼的M4隧道在哈伯菲尔德(Haberfield)与北斯特拉斯菲尔德(North Strathfield)之间被关闭, On December 4, 2025, Sydney’s M4 tunnel was closed westbound between Haberfield and North Strathfield due to safety concerns over bulges in the shotcrete roof lining, trapping motorists for up to four hours. 当局在过夜检查后关闭交通,发现存在结构性风险,导致下午部分重新开放一条车道。 Authorities shut down traffic after an overnight inspection revealed structural risks, prompting a partial reopening of one lane by afternoon. 私营运营商Transurburban引述了计划维修和与政府官员联系有限的说法,而新南威尔士州公路部长Jenny Aitchison则批评这一回应是私有化失败。 Transurban, the private operator, cited planned maintenance and limited communication with government officials, while NSW Roads Minister Jenny Aitchison criticized the response as a failure of privatization. 隧道定于下午10时再次关闭,以便修复,但完全不确定是否重新开放。 The tunnel was set to close again at 10 p.m. for repairs, with full reopening uncertain. 尽管持续拥堵，官员们承诺将退还过路费，且强调安全胜于速度。 Toll refunds were promised, and officials emphasized safety over speed despite ongoing congestion.