Ganyu in context: Street-network sprawl trends

Ganyu in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ganyu plotted against Jiangsu and China. While Jiangsu and China both followed a zig-zag trend with an overall increase, Ganyu's new street additions followed a zig-zag trend with an overall increase. Most recently, Ganyu's incremental SNDi rose from 2.43 to 2.44 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ganyu ranked 28th out of 101 cities in Jiangsu and 439th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.44
Rank in China
475th of 1843
Rank in Jiangsu
28th of 101

Entire Network (Aggregate)

SNDi value
2.3
Rank in China
439th of 1843
Rank in Jiangsu
28th of 101

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
GanyuHuaxianNizhnevartovsk

In new street additions, Ganyu and Nizhnevartovsk both fluctuated in its street-construction patterns, while Huaxian built increasingly connected streets over time. For the full network, Ganyu and Nizhnevartovsk both became progressively more disconnected, while Huaxian became progressively more connected. Ganyu and Huaxian have been converging in their street-network character since 1975.