Liuzhuang in context: Street-network sprawl trends

Liuzhuang 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
LiuzhuangShandong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Liuzhuang plotted against Shandong and China. The SNDi of new construction in Liuzhuang rose steadily, compared to Shandong which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Liuzhuang's incremental SNDi rose from 2.2 to 2.5 between 1991-2005 and 2006-2020. In terms of the aggregate network, Liuzhuang ranked 58th out of 124 cities in Shandong and 370th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.5
Rank in China
516th of 1843
Rank in Shandong
54th of 124

Entire Network (Aggregate)

SNDi value
2.22
Rank in China
370th of 1843
Rank in Shandong
58th of 124

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

What about similarly populated cities?

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
LiuzhuangTieliKhujayli

In new street additions, Liuzhuang and Khujayli both built increasingly disconnected streets over time, while Tieli built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Liuzhuang and Khujayli both became progressively more disconnected, while Tieli grew more disconnected from 1975 through 1976-1990, then improved. Liuzhuang and Tieli have been growing further apart in their street-network character since 1975.