Jieshi in context: Street-network sprawl trends
Jieshi in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jieshi plotted against Chongqing and China. The SNDi of new construction in Jieshi peaked in 1976-1990, compared to Chongqing which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Jieshi's incremental SNDi fell from 4.38 to 3.77 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jieshi ranked 27th out of 47 cities in Chongqing and 1556th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.77
- Rank in China
- 1293rd of 1843
- Rank in Chongqing
- 23rd of 47
Entire Network (Aggregate)
- SNDi value
- 4.02
- Rank in China
- 1556th of 1843
- Rank in Chongqing
- 27th of 47
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Qipanjing, China
- Itapetinga, Brazil
- Kalitheerthalkuppam, India
- Paranavaí, Brazil
- Nahrin, Afghanistan
- Bergen op Zoom, Netherlands
In new street additions, Jieshi built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Qipanjing built increasingly connected streets over time and Paranavaí built increasingly disconnected streets over time. For the full network, Jieshi grew more disconnected from 1975 through 1991-2005, then improved, while Qipanjing became progressively more connected and Paranavaí became progressively more disconnected. Notably, Jieshi had a more connected network than Qipanjing in 1975 but the two have since reversed their relative ranking.