Explore details about location Calder Freeway Onramp. Calder Freeway Onramp is a location situated within the Barkers Creek alongside other areas such as Calder Freeway Onramp. Additionally, some smaller parts of Calder Freeway Onramp include specific areas like Midland Highway Offramp, Midland Highway, White Gum Road adding to the diversity of its landscape.