Beihai in context: Street-network sprawl trends

Beihai in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
BeihaiGuangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Beihai plotted against Guangxi and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Beihai's incremental SNDi rose from 2.49 to 3.69 between 1991-2005 and 2006-2020. In terms of the aggregate network, Beihai ranked 17th out of 63 cities in Guangxi and 765th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.69
Rank in China
1244th of 1843
Rank in Guangxi
36th of 63

Entire Network (Aggregate)

SNDi value
2.71
Rank in China
765th of 1843
Rank in Guangxi
17th of 63

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
BeihaiRajmahalPereira

In new street additions, Beihai and Pereira both fluctuated in its street-construction patterns, while Rajmahal built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Beihai and Pereira have been growing further apart in their street-network character since 1975.