Bengbu in context: Street-network sprawl trends

Bengbu in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
BengbuAnhui (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bengbu plotted against Anhui and China. The SNDi of new construction in Bengbu peaked in 1976-1990, 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, Bengbu's incremental SNDi fell from 2.76 to 2.51 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bengbu ranked 34th out of 74 cities in Anhui and 562nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.51
Rank in China
523rd of 1843
Rank in Anhui
32nd of 74

Entire Network (Aggregate)

SNDi value
2.47
Rank in China
562nd of 1843
Rank in Anhui
34th 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
BengbuAgartalaMersin

In new street additions, Bengbu built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Agartala built increasingly disconnected streets over time and Mersin fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Bengbu and Agartala have been growing further apart in their street-network character since 1975.