Huarong in context: Street-network sprawl trends

Huarong in context

2.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
HuarongHunan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Huarong plotted against Hunan and China. While Hunan and China both followed a zig-zag trend with an overall increase, Huarong's new street additions followed a zig-zag trend with an overall increase. Most recently, Huarong's incremental SNDi rose from 2.47 to 2.75 between 1991-2005 and 2006-2020. In terms of the aggregate network, Huarong ranked 34th out of 89 cities in Hunan and 720th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.75
Rank in China
693rd of 1843
Rank in Hunan
41st of 89

Entire Network (Aggregate)

SNDi value
2.66
Rank in China
720th of 1843
Rank in Hunan
34th of 89

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
HuarongParasiaMatsue

Huarong, Parasia, and Matsue all fluctuated in its street-construction patterns in new street construction. For the full network, Huarong and Parasia both fluctuated in connectivity, while Matsue became progressively more disconnected. Notably, Huarong had a more connected network than Matsue in 1975 but the two have since reversed their relative ranking.