Wuming in context: Street-network sprawl trends

Wuming in context

2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
WumingGuangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wuming plotted against Guangxi and China. The SNDi of new construction in Wuming rose steadily, compared to Guangxi which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Wuming's incremental SNDi rose from 2.73 to 3.85 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wuming ranked 22nd out of 63 cities in Guangxi and 842nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.85
Rank in China
1329th of 1843
Rank in Guangxi
39th of 63

Entire Network (Aggregate)

SNDi value
2.79
Rank in China
842nd of 1843
Rank in Guangxi
22nd of 63

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
WumingBawkuNewport News

In new street additions, Wuming and Bawku both built increasingly disconnected streets over time, while Newport News built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Wuming and Bawku have been growing further apart in their street-network character since 1975.