Wuwei in context: Street-network sprawl trends

Wuwei in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
WuweiAnhui (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wuwei plotted against Anhui and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Wuwei's incremental SNDi rose from 1.73 to 2.19 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wuwei ranked 17th out of 74 cities in Anhui as of 2020.

New Street Additions (2006–2020)

SNDi value
2.19
Rank in Anhui
22nd of 74

Entire Network (Aggregate)

SNDi value
1.99
Rank in Anhui
17th of 74

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
WuweiChakdaraKibet

In new street additions, Wuwei and Kibet both fluctuated in its street-construction patterns, while Chakdara built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Wuwei and Kibet both fluctuated in connectivity, while Chakdara became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Notably, Wuwei had a more sprawly network than Kibet in 1975 but the two have since reversed their relative ranking.