Qingtongxia in context: Street-network sprawl trends

Qingtongxia 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
QingtongxiaNingxia Hui (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Qingtongxia plotted against Ningxia Hui and China. The SNDi of new construction in Qingtongxia peaked in 1991-2005, compared to Ningxia Hui which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Qingtongxia's incremental SNDi fell from 2.02 to 2.01 between 1991-2005 and 2006-2020. In terms of the aggregate network, Qingtongxia ranked 7th out of 15 cities in Ningxia Hui and 217th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.01
Rank in China
251st of 1843
Rank in Ningxia Hui
6th of 15

Entire Network (Aggregate)

SNDi value
1.98
Rank in China
217th of 1843
Rank in Ningxia Hui
7th of 15

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
QingtongxiaHuazhouMajene

In new street additions, Qingtongxia and Majene both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Huazhou built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Qingtongxia and Majene both became progressively more disconnected, while Huazhou grew more disconnected from 1975 through 1976-1990, then improved.