Canberra residents are being urged to start planning their travel home this afternoon following the partial tunnel collapse on Parkes Way this morning.
Parkes Way is closed in both directions until further notice following the incident involving a truck and earthmoving equipment.
A 1 kilometre exclusion zone is currently in place downwind in an easterly direction. There has been no evacuations and there is not any anticipated at this stage.
Parkes Way between Clunies Ross Street and Edinburgh Avenue has been closed in both directions until further notice due to an earlier accident.
Road users are encouraged to take an alternative route and plan their journey home.
Westbound traffic leaving the city will be diverted right onto Coranderrk Street, left onto Cooyong Street, straight onto Barry Drive, left onto Clunies Ross Street, Lady Denman Drive and onto the Tuggeranong Parkway.
Traffic travelling westbound from Commonwealth Avenue, onto Parkes Way, will be directed straight through to London Circuit and Northbourne Avenue, left onto Barry Drive, left onto Clunies Ross Street, Lady Denman Drive and onto the Tuggeranong Parkway.
Eastbound traffic heading into the city will be diverted left onto Clunies Ross Street, right onto Barry Drive, straight onto Cooyong Street, right onto Coranderrk Street and back onto Parkes Way.
Electronic message signs will be erected to alert people to the diversions in place.
Please contact Access Canberra on 13 22 81 for up-to-date information on road closures.