Melburnians are being warned to prepare for lengthy delays on the roads over the holiday period.

From 9pm on Boxing Day until January 4, maintenance works will be underway on the West Gate Bridge.

Only one outbound lane will be open, and drivers are being warned to expect delays in excess of 90 minutes.

Press PLAY below to hear about the festive period road closures

“We always do it between Christmas and New Year because it is absolutely the quietest time on the roads,” Chris Miller from the Department of Transport told Tony Jones, filling in for Neil Mitchell.

“The key is start thinking about it now, what you’re planning to do in that period.”

See the full list of road and public transport disruptions expected during the festive period HERE.