Gaobeidian in context: Street-network sprawl trends

Gaobeidian in context

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
GaobeidianHebei (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gaobeidian plotted against Hebei and China. The SNDi of new construction in Gaobeidian peaked in 1991-2005, compared to Hebei which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Gaobeidian's incremental SNDi fell from 7.11 to 2.33 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gaobeidian ranked 119th out of 120 cities in Hebei and 1737th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.33
Rank in China
411th of 1843
Rank in Hebei
18th of 120

Entire Network (Aggregate)

SNDi value
5.15
Rank in China
1737th of 1843
Rank in Hebei
119th of 120

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
GaobeidianXuwenKot Addu

In new street additions, Gaobeidian and Kot Addu both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Xuwen built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Gaobeidian and Xuwen both grew more disconnected from 1975 through 1991-2005, then improved, while Kot Addu became progressively more disconnected. Gaobeidian and Kot Addu have been converging in their street-network character since 1975.