UPDATE 1:30 pm:
All lanes on the Hume Highway are now open.
A truck fire has closed two of three southbound lanes at the Hume Highway and Church Avenue off ramp in Alpine.
The call was made at 10:40 am on October 27.
Police and Fire and Rescue are on the scene and a tow truck has been called.
The fire has since been put out.
A Traffic Management Centre spokesperson said there was no major traffic delays in the area.
Motorists are advised to proceed with caution and slow down.
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