Wuding in context: Street-network sprawl trends

Wuding in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
WudingYunnan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wuding plotted against Yunnan and China. The SNDi of new construction in Wuding followed a zig-zag trend with an overall decrease, compared to Yunnan which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Wuding's incremental SNDi fell from 2.92 to 2.39 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wuding ranked 29th out of 78 cities in Yunnan and 756th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.39
Rank in China
450th of 1843
Rank in Yunnan
16th of 78

Entire Network (Aggregate)

SNDi value
2.7
Rank in China
756th of 1843
Rank in Yunnan
29th of 78

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
WudingBitolaHonggu

In new street additions, Wuding and Honggu both fluctuated in its street-construction patterns, while Bitola built increasingly disconnected streets over time. For the full network, Wuding and Honggu both fluctuated in connectivity, while Bitola became progressively more disconnected. Notably, Wuding had a more sprawly network than Bitola in 1975 but the two have since reversed their relative ranking.