Chengwu in context: Street-network sprawl trends

Chengwu in context

2.533.544.5<19751976–19901991–20052006–2020SNDi of street additions
2.533.544.5<19751976–19901991–20052006–2020SNDi of entire street network
ChengwuShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chengwu plotted against Shandong and China. While Shandong and China both followed a zig-zag trend with an overall increase, Chengwu's new street additions followed a zig-zag trend with an overall increase. Most recently, Chengwu's incremental SNDi rose from 3.5 to 4.15 between 1991-2005 and 2006-2020. In terms of the aggregate network, Chengwu ranked 112th out of 124 cities in Shandong and 1404th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.15
Rank in China
1450th of 1843
Rank in Shandong
112th of 124

Entire Network (Aggregate)

SNDi value
3.57
Rank in China
1404th of 1843
Rank in Shandong
112th of 124

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

What about similarly populated cities?

1.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
ChengwuJeju-siSloviansk

In new street additions, Chengwu and Jeju-si both fluctuated in its street-construction patterns, while Sloviansk built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Chengwu and Jeju-si have been growing further apart in their street-network character since 1975.