Pingyu in context: Street-network sprawl trends
Pingyu in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pingyu plotted against Henan and China. The SNDi of new construction in Pingyu followed a zig-zag trend with an overall increase, compared to Henan which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Pingyu's incremental SNDi fell from 1.69 to 1.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pingyu ranked 3rd out of 129 cities in Henan and 19th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.52
- Rank in China
- 73rd of 1843
- Rank in Henan
- 7th of 129
Entire Network (Aggregate)
- SNDi value
- 1.34
- Rank in China
- 19th of 1843
- Rank in Henan
- 3rd of 129
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
While Nanpara and Itay el-Barud both fluctuated in its street-construction patterns, Pingyu fluctuated in its street-construction patterns in new street additions. For the full network, Pingyu became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Nanpara became progressively more disconnected and Itay el-Barud fluctuated in connectivity.