Ningjin in context: Street-network sprawl trends

Ningjin in context

2.43.24<19751976–19901991–20052006–2020SNDi of street additions
2.43.24<19751976–19901991–20052006–2020SNDi of entire street network
NingjinHebei (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ningjin plotted against Hebei and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Ningjin's incremental SNDi rose from 2.33 to 2.61 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ningjin ranked 22nd out of 120 cities in Hebei and 444th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.61
Rank in China
597th of 1843
Rank in Hebei
32nd of 120

Entire Network (Aggregate)

SNDi value
2.31
Rank in China
444th of 1843
Rank in Hebei
22nd of 120

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
NingjinBharthanaLiangshan

While Bharthana and Liangshan both fluctuated in its street-construction patterns, Ningjin fluctuated in its street-construction patterns in new street additions. For the full network, Ningjin became progressively more disconnected, while Bharthana became progressively more connected and Liangshan became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Ningjin and Bharthana have been converging in their street-network character since 1975.