Zhangping in context: Street-network sprawl trends

Zhangping in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
ZhangpingFujian (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zhangping plotted against Fujian and China. The SNDi of new construction in Zhangping was at its lowest in 1976-1990, compared to Fujian which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Zhangping's incremental SNDi rose from 2.14 to 2.9 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zhangping ranked 6th out of 75 cities in Fujian and 275th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.9
Rank in China
810th of 1843
Rank in Fujian
19th of 75

Entire Network (Aggregate)

SNDi value
2.1
Rank in China
275th of 1843
Rank in Fujian
6th of 75

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
ZhangpingCheriaKecamatan Pringgabaya

In new street additions, Zhangping built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Cheria built increasingly disconnected streets from 1975 through 1976-1990, then improved and Kecamatan Pringgabaya built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Zhangping and Kecamatan Pringgabaya both became progressively more disconnected, while Cheria grew more disconnected from 1975 through 1991-2005, then improved. Zhangping and Kecamatan Pringgabaya have been growing further apart in their street-network character since 1975.