Dingbian in context: Street-network sprawl trends

Dingbian in context

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
DingbianShaanxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dingbian plotted against Shaanxi and China. While Shaanxi and China both followed a zig-zag trend with an overall increase, Dingbian's new street additions followed a zig-zag trend with an overall increase. Most recently, Dingbian's incremental SNDi rose from 2.12 to 2.95 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dingbian ranked 5th out of 62 cities in Shaanxi and 233rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.95
Rank in China
849th of 1843
Rank in Shaanxi
32nd of 62

Entire Network (Aggregate)

SNDi value
2.01
Rank in China
233rd of 1843
Rank in Shaanxi
5th of 62

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
DingbianEffon AlaiyeSongzi

Dingbian, Effon Alaiye, and Songzi all fluctuated in its street-construction patterns in new street construction. Looking at the full network, Effon Alaiye and Songzi both fluctuated in connectivity, while Dingbian became progressively more disconnected. Dingbian and Songzi have been converging in their street-network character since 1975.