The Melbourne Metro rail system was damaged in the violent clashes that shook the city on Saturday.
The Victoria Metro was closed for hours after an arsonist broke into the station, and a number of other stations were evacuated after the blaze broke out at Melbourne’s Old Parliament House.
The fire was caused by a bottle thrown into a wall, police said.
Witnesses described a large crowd gathering in the station area when it exploded, with police saying a man was injured.ABC reporter David Chisnall tweeted: “Police said the fire started in the Metro station after a bottle was thrown in a wall.”
The Melbourne Metro is a popular train service.
The Metro is operated by Melbourne City Council and runs every 30 minutes during the morning peak hour.
More:Melbourne Metro was operating normally on Saturday morning.
The station has been closed for about 24 hours due to the fire, and some of the station’s facilities were evacuated.
Victoria Metro said the station remained closed for a further 24 hours and would reopen on Sunday morning.
Police said they have been working to contain the blaze.
A spokeswoman for the Victoria Fire Brigade said: “The fire has been contained to the Victoria Metro station and the perimeter area of the site.”
There has been no risk to anyone or any property.
“As a result of this, the Metro will operate normally for the remainder of the day.”
Melbourne City Council said it was working with police to find the culprit.
The city’s fire service is also investigating the cause of the fire.
“The incident is under investigation, and we are appealing for anyone with information to come forward,” the fire service said in a statement.
“Please contact police if you have any information.”
The fire service was notified of the incident around 9:30am on Saturday, said a spokeswoman.
She said the Metro was not operating as normal.
“We’re advising customers not to travel on the Metro,” she said.
“Our thoughts and sympathies are with those affected and their families.”ABC/ReutersTopics:police,crime,victoria-3000,melbourne-3000