Shuangliao in context: Street-network sprawl trends

Shuangliao 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
ShuangliaoJilin (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shuangliao plotted against Jilin and China. While Jilin and China both followed a zig-zag trend with an overall increase, Shuangliao's new street additions followed a zig-zag trend with an overall increase. Most recently, Shuangliao's incremental SNDi rose from 2.95 to 5.35 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shuangliao ranked 24th out of 47 cities in Jilin and 889th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.35
Rank in China
1686th of 1843
Rank in Jilin
40th of 47

Entire Network (Aggregate)

SNDi value
2.84
Rank in China
889th of 1843
Rank in Jilin
24th of 47

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
ShuangliaoJixianAd Dala

In new street additions, Shuangliao and Jixian both fluctuated in its street-construction patterns, while Ad Dala built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Shuangliao and Ad Dala both became progressively more disconnected, while Jixian fluctuated in connectivity.