The Diamantina Developmental Road is a gazetted road in

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

, Australia, that runs from

Charleville Charleville can refer to: Australia * Charleville, Queensland, a town in Australia **Charleville railway station, Queensland France * Charleville, Marne, a commune in Marne, France *Charleville-Mézières, a commune in Ardennes, France ** ...

in the south-central part of the state to

Mount Isa Mount Isa ( ) is a city in the Gulf Country region of Queensland, Australia. It came into existence because of the vast mineral deposits found in the area. Mount Isa Mines (MIM) is one of the most productive single mines in world history, bas ...

in the north-west.

Route description

The road passes through the towns of

Quilpie Quilpie ( ) is a rural town and Suburbs and localities (Australia), locality in the Shire of Quilpie, Queensland, Australia. In the , Quilpie had a population of 595 people. The town is the administrative centre of the Shire of Quilpie, Quilpie ...

, Eromanga,

Windorah Windorah is a town and a locality in the Shire of Barcoo, Queensland, Australia. It is one of only three towns in the Shire of Barcoo in Central West Queensland. In the , Windorah had a population of 115 people. Geography Located downstream fr ...

, Bedourie,

Boulia Boulia () is an outback town and locality in the Shire of Boulia, Queensland, Australia. In the , Boulia had a population of 301 people. Boulia is the administrative centre of the Boulia Shire, population approximately 600, which covers an area ...

, and Dajarra in its 1344 kilometer length, and most of it is sealed. Some sections between Windorah and Boulia are unsealed. The section from Boulia to Mount Isa is also known as the Boulia Mount Isa Highway and the section from Bedourie to Boulia is also known as the Boulia Bedourie Road. The section from the Eromanga boundary to the Windorah CBD is also known as the Quilpie Windorah Road. The road crosses several well known rivers and creeks of the

Channel Country The Channel Country is a region of outback Australia mostly in the state of Queensland but also in parts of South Australia, Northern Territory and New South Wales. The name comes from the numerous intertwined rivulets that cross the region ...

of south-west Queensland, including the

Paroo River The Paroo River, a series of waterholes, connected in wet weather as a running stream of the Darling catchment within the Murray–Darling basin, is located in the South West region of Queensland and Far West region of New South Wales, Austr ...

Bulloo River The Bulloo River is an isolated drainage system in western Queensland, central Australia. Its floodplain, which extends into northern New South Wales, is an important area for waterbirds when inundated. It comprises most of the Bulloo-Banc ...

Cooper Creek The Cooper Creek (formerly Cooper's Creek) is a river in the Australian states of Queensland and South Australia. It was the site of the death of the explorers Burke and Wills in 1861. It is sometimes known as the Barcoo River from one of its t ...

and

Diamantina River The Diamantina River is a major river located in Central West Queensland and the far north of South Australia. The river was named by William Landsborough in 1866 for Lady Diamantina Bowen (née Roma), wife of Sir George Bowen, the first Govern ...

Responsible authority

Maintenance of the road is the responsibility of the

Queensland Government The Queensland Government is the democratic administrative authority of the Australian state of Queensland. The Government of Queensland, a parliamentary constitutional monarchy was formed in 1859 as prescribed in its Constitution, as amended fr ...

Northern Australia Beef Roads upgrade

The

Northern Australia Beef Roads Program Northern Australia Beef Roads Program is a suite of projects designed to deliver targeted upgrades to key roads for transporting cattle in northern Australia. In 2016 the Australian Government announced 18 projects to be funded under this program. ...

announced in 2016 included the following project for the Diamantina Developmental Road.

Rehabilitation and widening

The project to rehabilitate and widen the road from Boulia to Dajarra was completed in mid 2019 at a total cost of $5 million.

Other upgrades

Widen narrow seal

A project to widen the narrow seal on almost of road immediately south of Boulia, at a cost of $2.145 million, was completed in June 2021.

Reconstruct and widen

A project to reconstruct and widen of road immediately north of Boulia, at a cost of $1.025 million, was completed in April 2021.

Widen and seal

A project to widen and seal two sections of road west of Charleville, at a cost of $6.65 million, was completed in March 2022.

Floodway upgrade

A project to upgrade the Top Limestone Creek floodway, at a cost of $1.5 million, was completed in September 2020.

Major intersections

References

External links

{{Road infrastructure in Queensland Roads in Queensland Highways in Queensland