km are communal roads (mostly gravel, crushed stone, gravel, or improved earth Inland waterways: 14,300 km, navigable by river boats Pipelines: crude oil 1,304 km, petroleum products 1,794 km, natural gas 19,400 km Ports: Adelaide, Brisbane, Cairns, Darwin, Devonport, Fremantle, Geelong, Hobart, Launceston, Mackay, Melbourne, Sydney, Townsville Merchant marine: 45 ships (1,000 GRT or over) totaling 3,388,427 GRT/5,511,325 DWT; includes 11 cargo, 1 liquified gas, 1 combination ore/oil, 422 bulk, 3 vehicle carrier, 3 barge carrier, 72 roll-on/roll-off, 124 oil tanker, 4 chemical tanker,
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