Thuringowa Central in context: Street-network sprawl trends

Thuringowa Central in context

2.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
Thuringowa CentralQueensland (Region)Australia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Thuringowa Central plotted against Queensland and Australia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Thuringowa Central's incremental SNDi fell from 5.86 to 4.57 between 1991-2005 and 2006-2020. In terms of the aggregate network, Thuringowa Central ranked 8th out of 13 cities in Queensland and 29th out of 35 in Australia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.57
Rank in Australia
29th of 35
Rank in Queensland
9th of 13

Entire Network (Aggregate)

SNDi value
3.99
Rank in Australia
29th of 35
Rank in Queensland
8th of 13

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
Thuringowa CentralGuangraoKopargaon

In new street additions, Thuringowa Central and Kopargaon both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Guangrao fluctuated in its street-construction patterns. For the full network, Thuringowa Central became progressively more disconnected, while Guangrao fluctuated in connectivity and Kopargaon grew more disconnected from 1975 through 1991-2005, then improved. Notably, Thuringowa Central had a more sprawly network than Kopargaon in 1975 but the two have since reversed their relative ranking.