Taipa in context: Street-network sprawl trends

Taipa in context

3.54.24.95.6<19751976–19901991–20052006–2020SNDi of street additions
3.54.24.95.6<19751976–19901991–20052006–2020SNDi of entire street network
TaipaGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Taipa plotted against Guangdong and China. The SNDi of new construction in Taipa peaked in 1991-2005, compared to Guangdong which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Taipa's incremental SNDi fell from 5.6 to 4.29 between 1991-2005 and 2006-2020. In terms of the aggregate network, Taipa ranked 118th out of 133 cities in Guangdong and 1729th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.29
Rank in China
1484th of 1843
Rank in Guangdong
88th of 133

Entire Network (Aggregate)

SNDi value
5.08
Rank in China
1729th of 1843
Rank in Guangdong
118th of 133

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
TaipaGagnoaTang'erli

In new street additions, Taipa built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Gagnoa fluctuated in its street-construction patterns and Tang'erli built increasingly disconnected streets over time. Looking at the full network, Gagnoa and Tang'erli both became progressively more disconnected, while Taipa grew more disconnected from 1975 through 1991-2005, then improved.