Xiashan in context: Street-network sprawl trends
Xiashan in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Xiashan plotted against Guangdong and China. The SNDi of new construction in Xiashan rose steadily, 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, Xiashan's incremental SNDi rose from 5.05 to 5.28 between 1991-2005 and 2006-2020. In terms of the aggregate network, Xiashan ranked 102nd out of 133 cities in Guangdong and 1585th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 5.28
- Rank in China
- 1676th of 1843
- Rank in Guangdong
- 109th of 133
Entire Network (Aggregate)
- SNDi value
- 4.15
- Rank in China
- 1585th of 1843
- Rank in Guangdong
- 102nd of 133
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Rasoi, India
- Faiyum, Egypt
- Ribeirao Preto, Brazil
- Izhevsk, Russia
- Yichun, China
- Mar del Plata, Argentina
In new street additions, Xiashan built increasingly disconnected streets over time, while Rasoi fluctuated in its street-construction patterns and Izhevsk built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Xiashan and Izhevsk both became progressively more disconnected, while Rasoi fluctuated in connectivity. Xiashan and Rasoi have been growing further apart in their street-network character since 1975.