Dawang in context: Street-network sprawl trends

Dawang in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
DawangShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dawang plotted against Shandong and China. The SNDi of new construction in Dawang rose steadily, compared to Shandong which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Dawang's incremental SNDi rose from 2.88 to 3.25 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dawang ranked 86th out of 124 cities in Shandong and 852nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.25
Rank in China
1024th of 1843
Rank in Shandong
91st of 124

Entire Network (Aggregate)

SNDi value
2.8
Rank in China
852nd of 1843
Rank in Shandong
86th of 124

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

What about similarly populated cities?

1.62.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
DawangsHlyJamner

While ساحلی and Jamner both fluctuated in its street-construction patterns, Dawang built increasingly disconnected streets over time in new street additions. For the full network, Dawang became progressively more disconnected, while ساحلی became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Jamner fluctuated in connectivity. Notably, Dawang had a more connected network than ساحلی in 1975 but the two have since reversed their relative ranking.