Liulin in context: Street-network sprawl trends

Liulin in context

345678<19751976–19901991–20052006–2020SNDi of street additions
345678<19751976–19901991–20052006–2020SNDi of entire street network
LiulinShanxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Liulin plotted against Shanxi and China. The SNDi of new construction in Liulin rose steadily, 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, Liulin's incremental SNDi rose from 4.6 to 7.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Liulin ranked 74th out of 80 cities in Shanxi and 1622nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
7.63
Rank in China
1804th of 1843
Rank in Shanxi
78th of 80

Entire Network (Aggregate)

SNDi value
4.29
Rank in China
1622nd of 1843
Rank in Shanxi
74th of 80

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

What about similarly populated cities?

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
LiulinLa ChorreraTemanggung

Liulin, La Chorrera, and Temanggung all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network. Notably, Liulin had a more sprawly network than La Chorrera in 1975 but the two have since reversed their relative ranking.