Shucheng in context: Street-network sprawl trends

Shucheng in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
ShuchengAnhui (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shucheng plotted against Anhui and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Shucheng's incremental SNDi rose from 1.99 to 3.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shucheng ranked 25th out of 74 cities in Anhui and 374th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.07
Rank in China
934th of 1843
Rank in Anhui
50th of 74

Entire Network (Aggregate)

SNDi value
2.23
Rank in China
374th of 1843
Rank in Anhui
25th of 74

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
ShuchengRaniyanZhuanghe

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