Huazhou in context: Street-network sprawl trends

Huazhou in context

33.544.55<19751976–19901991–20052006–2020SNDi of street additions
33.544.55<19751976–19901991–20052006–2020SNDi of entire street network
HuazhouGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Huazhou plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Huazhou's incremental SNDi rose from 3.06 to 4.24 between 1991-2005 and 2006-2020. In terms of the aggregate network, Huazhou ranked 75th out of 133 cities in Guangdong as of 2020.

New Street Additions (2006–2020)

SNDi value
4.24
Rank in Guangdong
87th of 133

Entire Network (Aggregate)

SNDi value
3.34
Rank in Guangdong
75th of 133

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
HuazhouChetumalEl Tigre

Huazhou, Chetumal, and El Tigre all fluctuated in its street-construction patterns in new street construction. For the full network, Huazhou and El Tigre both fluctuated in connectivity, while Chetumal became progressively more disconnected. Huazhou and El Tigre have been growing further apart in their street-network character since 1975.