Zhenxiong in context: Street-network sprawl trends

Zhenxiong 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
ZhenxiongYunnan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zhenxiong plotted against Yunnan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Zhenxiong's incremental SNDi rose from 3.19 to 3.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zhenxiong ranked 51st out of 78 cities in Yunnan and 1301st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.71
Rank in China
1259th of 1843
Rank in Yunnan
53rd of 78

Entire Network (Aggregate)

SNDi value
3.39
Rank in China
1301st of 1843
Rank in Yunnan
51st of 78

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

What about similarly populated cities?

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
ZhenxiongHailunOtun

In new street additions, Zhenxiong and Hailun both fluctuated in its street-construction patterns, while Otun built increasingly disconnected streets over time. For the full network, Zhenxiong and Otun both became progressively more disconnected, while Hailun fluctuated in connectivity.