Wangjiang in context: Street-network sprawl trends

Wangjiang 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
WangjiangAnhui (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wangjiang plotted against Anhui and China. The SNDi of new construction in Wangjiang peaked in 1991-2005, compared to Anhui which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Wangjiang's incremental SNDi fell from 4.58 to 3.53 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wangjiang ranked 65th out of 74 cities in Anhui and 1445th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.53
Rank in China
1165th of 1843
Rank in Anhui
59th of 74

Entire Network (Aggregate)

SNDi value
3.66
Rank in China
1445th of 1843
Rank in Anhui
65th of 74

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
WangjiangBumi MulyoLuleburgaz

In new street additions, Wangjiang built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Bumi Mulyo built increasingly disconnected streets over time and Lüleburgaz fluctuated in its street-construction patterns. For the full network, Wangjiang grew more disconnected from 1975 through 1991-2005, then improved, while Bumi Mulyo became progressively more disconnected and Lüleburgaz fluctuated in connectivity. Wangjiang and Bumi Mulyo have been growing further apart in their street-network character since 1975.