Gaomi in context: Street-network sprawl trends

Gaomi 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
GaomiShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gaomi plotted against Shandong and China. While Shandong and China both followed a zig-zag trend with an overall increase, Gaomi's new street additions followed a zig-zag trend with an overall increase. Most recently, Gaomi's incremental SNDi rose from 2.51 to 2.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gaomi ranked 61st out of 124 cities in Shandong and 421st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.62
Rank in China
606th of 1843
Rank in Shandong
64th of 124

Entire Network (Aggregate)

SNDi value
2.28
Rank in China
421st of 1843
Rank in Shandong
61st of 124

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

What about similarly populated cities?

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
GaomiYangjiangJinzhong

In new street additions, Gaomi and Yangjiang both fluctuated in its street-construction patterns, while Jinzhong built increasingly connected streets over time. For the full network, Gaomi became progressively more disconnected, while Yangjiang fluctuated in connectivity and Jinzhong became progressively more connected. Gaomi and Yangjiang have been converging in their street-network character since 1975.