Parts of two major roads in Sydney have been closed following a small fire in a motorway tunnel.
Fire and Rescue NSW were made aware of the fire inside a tunnel on the M4 and M8 at 10.30am on Tuesday.
It told 7NEWS.com.au the fire occurred in an electrical substation in the tunnel, impacting the tunnel’s electrical infrastructure.
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The fire has been extinguished, and the site has been deemed safe.
However due to the remaining smoke in the tunnel, parts of the M4 and M8 have now been closed.
The M4 is closed in both directions between Wattle St / Parramatta Rd at Haberfield and the Anzac Bridge.
Motorists are advised to use Wattle St, Dobroyd Pde and City West Link or Parramatta Rd.
The M8 is also closed between the St Peters Interchange, the Iron Cove Link and City West Link.
City-bound drivers are being diverted off the M8 at Euston Rd / Gardeners Rd.
The M8 remains open between St Peters Interchange and Kingsgrove.
The Iron Cove Link is also closed in both directions between the Anzac Bridge and Iron Cove Bridge.
Motorists have been advised to allow for extra travel time.
More to come ….