Balonne Highway
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The Balonne Highway, a state highway of Queensland, is the continuation westward of State Route 49 (Moonie Highway) from the town of St George to its termination at Cunnamulla.<ref name=Qgov>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> There are no large settlements between St George and Cunnamulla.<ref>Template:Cite map</ref>
Upgrades
Levee bank at Bollon
A project to construct a levee bank across the highway on the western side of Template:QLDcity, at a cost of $1.8 million, was completed in June 2021.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>
Roads of Strategic Importance upgrades
The Roads of Strategic Importance initiative, last updated in March 2022, includes the following projects for the Balonne Highway.
Corridor upgrade
A lead project to upgrade the Townsville to Roma corridor, including sections of the Carnarvon, Dawson, Gregory and Balonne Highways and surrounding state and council roads, at an estimated cost of $125 million, commenced construction of some work projects in 2020. Planning continues for other projects.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>
St George breakdown pad
A project to construct a breakdown pad on the Balonne Highway at St George at a cost of $2.4 million is planned to be completed by late 2022.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> This project is targeted for "early works" by the Queensland Government.<ref name=early>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>
Major intersections
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