Weishan in context: Street-network sprawl trends

Weishan in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
WeishanShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Weishan plotted against Shandong and China. The SNDi of new construction in Weishan rose steadily, compared to Shandong which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Weishan's incremental SNDi rose from 3.02 to 3.68 between 1991-2005 and 2006-2020. In terms of the aggregate network, Weishan ranked 99th out of 124 cities in Shandong and 1143rd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.68
Rank in China
1240th of 1843
Rank in Shandong
102nd of 124

Entire Network (Aggregate)

SNDi value
3.15
Rank in China
1143rd of 1843
Rank in Shandong
99th of 124

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

What about similarly populated cities?

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
WeishanYuqiUjhani

In new street additions, Weishan built increasingly disconnected streets over time, while Yuqi fluctuated in its street-construction patterns and Ujhani built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Weishan and Ujhani both became progressively more disconnected, while Yuqi fluctuated in connectivity. Weishan and Yuqi have been converging in their street-network character since 1975.