Dong in context: Street-network sprawl trends

Dong in context

3.54.24.95.6<19751976–19901991–20052006–2020SNDi of street additions
3.54.24.95.6<19751976–19901991–20052006–2020SNDi of entire street network
DongSichuan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dong plotted against Sichuan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dong's incremental SNDi rose from 4.15 to 5.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dong ranked 83rd out of 98 cities in Sichuan and 1687th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.43
Rank in China
1698th of 1843
Rank in Sichuan
86th of 98

Entire Network (Aggregate)

SNDi value
4.69
Rank in China
1687th of 1843
Rank in Sichuan
83rd of 98

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
DongMalerkotlaGuoyang

In new street additions, Dong fluctuated in its street-construction patterns, while Malerkotla built increasingly disconnected streets over time and Guoyang built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Dong fluctuated in connectivity, while Malerkotla became progressively more disconnected and Guoyang grew more disconnected from 1975 through 1991-2005, then improved.