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Sydney M4 Tunnel Closure Causes Hours-Long Delays Amidst Structural Concerns
Motorists faced meaningful disruptions on Thursday as a section of Sydney’s M4 tunnel was closed due to fears of potential concrete failure, leaving drivers stranded for hours during the morning peak. Transport for NSW confirmed the westbound lanes between Haberfield and North Strathfield were initially shut down due to emergency roadworks, with one lane partially reopened later in the afternoon.
Structural Issues Prompt Closure
Engineers discovered “a couple of large bulges” in the shotcrete – the sprayed concrete lining of the tunnel roof – overnight,according to Transport for NSW coordinator general Howard Collins. “[The engineers] were concerned that if there was a major issue with this shotcrete, it could fall on vehicles,” Collins stated. As a precaution, the entire affected section will be closed again at 10 PM tonight to allow for further remedial work.
‘Exorbitant’ Delays and Frustrated motorists
The closure resulted in what NSW Minister for Roads Jenny Aitchison described as “exorbitant” delays, with some drivers reportedly stuck in the tunnel for up to four hours. Aitchison directly attributed the incident to the tunnel’s private operation, stating, “Ultimately, this is a failure of privatisation. This tunnel is privately operated.”
One frustrated motorist, Jonathan Cooper, recounted being trapped in the tunnel for over an hour while en route to the airport to meet arriving family. “You could see everybody getting really anxious themselves, like nobody was letting anybody in,” he said. Cooper also criticized the lack of clear communication, arguing that drivers shouldn’t have to rely on news reports to learn about major traffic incidents and suggested toll refunds for those impacted.
Communication Breakdown Between Government and Operator
A significant point of contention emerged regarding communication between Transport for NSW and Transurban, the company that owns and operates the tunnel. Collins criticized Transurban’s handling of the situation, describing a “frustrating” lack of cooperation. “We’ve offered engineers, all sorts of equipment. Sadly, those offers have not been readily accepted,” he explained. “It is frustrating. My crews and teams who really wont to get people around the network did find it very difficult to get facts from this organisation.”
Aitchison echoed these concerns, labeling the communication an “absolute failure,” notably during the critical morning peak. An ABC News crew experienced this firsthand, reporting that there were no indications of the blockage at the tunnel entrance, with traffic abruptly halting as five lanes merged into one.
Political Fallout and Calls for Accountability
The incident quickly drew political criticism. shadow Roads Minister Natalie ward accused Aitchison of inaction, stating, “Jenny Aitchison, as roads minister, should have been out there this morning communicating to motorists, not waiting until after her leisurely lunch.” Ward emphasized the minister’s responsibility to proactively inform the public.
Ongoing Disruptions and Refund Information
Despite the partial reopening of one westbound lane, Transurban has warned drivers to anticipate further delays this afternoon and to avoid the area if possible. The company stated that two of the three lanes between Haberfield and Homebush will remain closed, and the tunnel will reopen fully “as soon as it is safe to do so.” Planned maintenance closures will proceed as scheduled Thursday night, with a full reopening anticipated Friday morning.
Motorists affected by the gridlock can seek a refund by contacting linkt at 133
