Zouping in context: Street-network sprawl trends

Zouping 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
ZoupingShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zouping plotted against Shandong and China. The SNDi of new construction in Zouping 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, Zouping's incremental SNDi fell from 2.32 to 2.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zouping ranked 51st out of 124 cities in Shandong and 338th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.23
Rank in China
353rd of 1843
Rank in Shandong
40th of 124

Entire Network (Aggregate)

SNDi value
2.18
Rank in China
338th of 1843
Rank in Shandong
51st of 124

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

What about similarly populated cities?

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
ZoupingAmbatoJi'an

While Ambato and Ji'an both built increasingly disconnected streets from 1975 through 1976-1990, then improved, Zouping built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. Looking at the full network, Ambato and Ji'an both grew more disconnected from 1975 through 1976-1990, then improved, while Zouping became progressively more disconnected. Notably, Zouping had a more connected network than Ji'an in 1975 but the two have since reversed their relative ranking.