Chenwang in context: Street-network sprawl trends

Chenwang in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chenwang plotted against Shandong and China. The SNDi of new construction in Chenwang peaked in 1991-2005, compared to Shandong which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Chenwang's incremental SNDi fell from 2.63 to 1.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Chenwang ranked 38th out of 124 cities in Shandong and 228th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
1.71
Rank in China
121st of 1843
Rank in Shandong
19th of 124

Entire Network (Aggregate)

SNDi value
1.99
Rank in China
228th of 1843
Rank in Shandong
38th of 124

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
ChenwangMajriXing'an

While Majri and Xing'an both fluctuated in its street-construction patterns, Chenwang built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Chenwang grew more disconnected from 1975 through 1991-2005, then improved, while Majri became progressively more disconnected and Xing'an fluctuated in connectivity. Chenwang and Xing'an have been converging in their street-network character since 1975.