Hunyuan in context: Street-network sprawl trends

Hunyuan in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
HunyuanShanxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Hunyuan plotted against Shanxi and China. The SNDi of new construction in Hunyuan followed a zig-zag trend with an overall decrease, compared to Shanxi which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Hunyuan's incremental SNDi fell from 2.65 to 2.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Hunyuan ranked 32nd out of 80 cities in Shanxi and 866th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.4
Rank in China
456th of 1843
Rank in Shanxi
22nd of 80

Entire Network (Aggregate)

SNDi value
2.81
Rank in China
866th of 1843
Rank in Shanxi
32nd of 80

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
HunyuanBotucatuPort-Gentil

In new street additions, Hunyuan fluctuated in its street-construction patterns, while Botucatu built increasingly disconnected streets over time and Port-Gentil fluctuated in its street-construction patterns. Looking at the full network, Botucatu and Port-Gentil both became progressively more disconnected, while Hunyuan became progressively more connected. Hunyuan and Botucatu have been converging in their street-network character since 1975.