Qichun County in context: Street-network sprawl trends

Qichun County in context

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
Qichun CountyHubei (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Qichun County plotted against Hubei and China. The SNDi of new construction in Qichun County rose steadily, compared to Hubei which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Qichun County's incremental SNDi rose from 2.81 to 2.83 between 1991-2005 and 2006-2020. In terms of the aggregate network, Qichun County ranked 23rd out of 77 cities in Hubei and 661st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.83
Rank in China
764th of 1843
Rank in Hubei
26th of 77

Entire Network (Aggregate)

SNDi value
2.6
Rank in China
661st of 1843
Rank in Hubei
23rd of 77

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
Qichun CountyPithampurBergen

In new street additions, Qichun County and Bergen both built increasingly disconnected streets over time, while Pithampur built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Qichun County and Bergen both became progressively more disconnected, while Pithampur became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.