Dehui in context: Street-network sprawl trends

Dehui in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
DehuiJilin (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dehui plotted against Jilin and China. While Jilin and China both followed a zig-zag trend with an overall increase, Dehui's new street additions followed a zig-zag trend with an overall increase. Most recently, Dehui's incremental SNDi rose from 3.62 to 3.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dehui ranked 32nd out of 47 cities in Jilin and 1193rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.71
Rank in China
1260th of 1843
Rank in Jilin
28th of 47

Entire Network (Aggregate)

SNDi value
3.21
Rank in China
1193rd of 1843
Rank in Jilin
32nd of 47

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
DehuiXugouLogrono

In new street additions, Dehui fluctuated in its street-construction patterns, while Xugou fluctuated in its street-construction patterns and Logroño built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Dehui and Logroño both became progressively more disconnected, while Xugou fluctuated in connectivity. Dehui and Xugou have been converging in their street-network character since 1975.