Changli in context: Street-network sprawl trends

Changli in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
ChangliHebei (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Changli plotted against Hebei and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Changli's incremental SNDi rose from 3.62 to 3.82 between 1991-2005 and 2006-2020. In terms of the aggregate network, Changli ranked 94th out of 120 cities in Hebei and 1336th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.82
Rank in China
1318th of 1843
Rank in Hebei
82nd of 120

Entire Network (Aggregate)

SNDi value
3.44
Rank in China
1336th of 1843
Rank in Hebei
94th of 120

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
ChangliSennarTarapur

In new street additions, Changli and Tarapur both fluctuated in its street-construction patterns, while Sennar built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Changli became progressively more disconnected, while Sennar grew more disconnected from 1975 through 1991-2005, then improved and Tarapur fluctuated in connectivity. Changli and Sennar have been growing further apart in their street-network character since 1975.