Wanzhi in context: Street-network sprawl trends
Wanzhi in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wanzhi plotted against Anhui and China. The SNDi of new construction in Wanzhi peaked in 1976-1990, compared to Anhui which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Wanzhi's incremental SNDi fell from 2.05 to 1.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wanzhi ranked 11th out of 74 cities in Anhui and 146th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.71
- Rank in China
- 119th of 1843
- Rank in Anhui
- 14th of 74
Entire Network (Aggregate)
- SNDi value
- 1.84
- Rank in China
- 146th of 1843
- Rank in Anhui
- 11th of 74
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Ratodero, Pakistan
- Sainagar, India
- Luodong, Taiwan
- Ponnur, India
- Mahmudpur, Bangladesh
- Novi Pazar, Serbia
In new street additions, Wanzhi built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Ratodero fluctuated in its street-construction patterns and Ponnur built increasingly disconnected streets over time. For the full network, Wanzhi grew more disconnected from 1975 through 1976-1990, then improved, while Ratodero fluctuated in connectivity and Ponnur became progressively more disconnected. Wanzhi and Ratodero have been growing further apart in their street-network character since 1975.