Shijiazhuang in context: Street-network sprawl trends

Shijiazhuang in context

33.544.5<19751976–19901991–20052006–2020SNDi of street additions
33.544.5<19751976–19901991–20052006–2020SNDi of entire street network
ShijiazhuangHebei (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shijiazhuang plotted against Hebei and China. The SNDi of new construction in Shijiazhuang rose steadily, compared to Hebei which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Shijiazhuang's incremental SNDi rose from 3.66 to 4.11 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shijiazhuang ranked 83rd out of 120 cities in Hebei and 1182nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.11
Rank in China
1437th of 1843
Rank in Hebei
94th of 120

Entire Network (Aggregate)

SNDi value
3.2
Rank in China
1182nd of 1843
Rank in Hebei
83rd of 120

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

What about similarly populated cities?

2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
ShijiazhuangIbadanMilan

In new street additions, Shijiazhuang built increasingly disconnected streets over time, while Ibadan fluctuated in its street-construction patterns and Milan built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Shijiazhuang and Milan have been growing further apart in their street-network character since 1975.