Jinghai in context: Street-network sprawl trends

Jinghai in context

2.533.544.5<19751976–19901991–20052006–2020SNDi of street additions
2.533.544.5<19751976–19901991–20052006–2020SNDi of entire street network
JinghaiTianjin (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jinghai plotted against Tianjin and China. The SNDi of new construction in Jinghai peaked in 1976-1990, compared to Tianjin which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Jinghai's incremental SNDi fell from 3.02 to 2.88 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jinghai ranked 3rd out of 16 cities in Tianjin and 901st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.88
Rank in China
801st of 1843
Rank in Tianjin
3rd of 16

Entire Network (Aggregate)

SNDi value
2.85
Rank in China
901st of 1843
Rank in Tianjin
3rd of 16

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

What about similarly populated cities?

1.62.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
JinghaiKendraparaLubeck

In new street additions, Jinghai built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Kendrapara built increasingly disconnected streets over time and Lübeck built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Jinghai and Kendrapara have been growing further apart in their street-network character since 1975.