Pingdingshan in context: Street-network sprawl trends
Pingdingshan in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pingdingshan plotted against Henan and China. The SNDi of new construction in Pingdingshan rose steadily, compared to Henan which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Pingdingshan's incremental SNDi rose from 3.07 to 3.67 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pingdingshan ranked 69th out of 129 cities in Henan and 685th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.67
- Rank in China
- 1235th of 1843
- Rank in Henan
- 108th of 129
Entire Network (Aggregate)
- SNDi value
- 2.63
- Rank in China
- 685th of 1843
- Rank in Henan
- 69th of 129
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Pingdingshan and Vellore both built increasingly disconnected streets over time, while Takoradi fluctuated in its street-construction patterns. For the full network, Pingdingshan and Vellore both became progressively more disconnected, while Takoradi fluctuated in connectivity. Notably, Pingdingshan had a more sprawly network than Vellore in 1975 but the two have since reversed their relative ranking.