Heshun in context: Street-network sprawl trends

Heshun in context

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
HeshunShanxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Heshun plotted against Shanxi and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Heshun's incremental SNDi rose from 2.93 to 3.48 between 1991-2005 and 2006-2020. In terms of the aggregate network, Heshun ranked 35th out of 80 cities in Shanxi and 944th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.48
Rank in China
1142nd of 1843
Rank in Shanxi
57th of 80

Entire Network (Aggregate)

SNDi value
2.9
Rank in China
944th of 1843
Rank in Shanxi
35th of 80

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
HeshunEnugu-EzikeElenga

In new street additions, Heshun fluctuated in its street-construction patterns, while Enugu-Ezike built increasingly disconnected streets over time and Elenga built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Heshun and Enugu-Ezike both became progressively more disconnected, while Elenga became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.