Dawa in context: Street-network sprawl trends

Dawa in context

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
DawaLiaoning (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dawa plotted against Liaoning and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dawa's incremental SNDi rose from 1.3 to 1.85 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dawa ranked 7th out of 61 cities in Liaoning and 82nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
1.85
Rank in China
181st of 1843
Rank in Liaoning
8th of 61

Entire Network (Aggregate)

SNDi value
1.66
Rank in China
82nd of 1843
Rank in Liaoning
7th of 61

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
DawaIserlohnCoatepec

In new street additions, Dawa fluctuated in its street-construction patterns, while Iserlohn built increasingly disconnected streets from 1975 through 1991-2005, then improved and Coatepec built increasingly disconnected streets over time. Looking at the full network, Iserlohn and Coatepec both became progressively more disconnected, while Dawa fluctuated in connectivity. Dawa and Iserlohn have been growing further apart in their street-network character since 1975.