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Event Brief

Sydney's M4 Tunnel Closure Due to Shotcrete Issues

Shotcrete problems caused significant delays for motorists in Sydney's M4 tunnel, with some stuck for over 4 hours.
WHO: Motorists
WHAT: Tunnel closure due to shotcrete issues
WHEN: Dec 3, 2025 at 7:00 PM ET
WHERE: M4 tunnel, Sydney
WHY: Material issues with shotcrete
Sources (1): ABC Australia

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