Advertisement Councils in Melbourneâs north-west have banded together to call on the Victorian government to upgrade the Calder Freeway as congestion worsens. Brimbank mayor Ranka Rasic, whose council is leading the campaign, said the freeway needed works between the M80 Ring Road and Gap Road in Sunbury to safely accommodate the growing population in Melbourneâs fringe. Brimbank mayor Ranka Rasic said the freeway was congested and dangerous. Credit:Jason South The council has written to Roads Minister Ben Carroll, calling for at least a $50 million commitment to match funding from the federal government. Councillors, Sydenham MP Natalie Hutchins and residents met at the Keilor Golf Club last Saturday to launch the âfix the Calderâ campaign, with a petition that so far has 180 signatures.