Fengcheng in context: Street-network sprawl trends

Fengcheng in context

1.82.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
FengchengJiangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Fengcheng plotted against Jiangxi and China. The SNDi of new construction in Fengcheng peaked in 1991-2005, compared to Jiangxi which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Fengcheng's incremental SNDi fell from 4.62 to 2.08 between 1991-2005 and 2006-2020. In terms of the aggregate network, Fengcheng ranked 55th out of 82 cities in Jiangxi as of 2020.

New Street Additions (2006–2020)

SNDi value
2.08
Rank in Jiangxi
14th of 82

Entire Network (Aggregate)

SNDi value
3.05
Rank in Jiangxi
55th of 82

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
FengchengJinghongWuxing

In new street additions, Fengcheng built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Jinghong fluctuated in its street-construction patterns and Wuxing built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Fengcheng grew more disconnected from 1975 through 1991-2005, then improved, while Jinghong became progressively more disconnected and Wuxing grew more disconnected from 1975 through 1976-1990, then improved. Fengcheng and Jinghong have been growing further apart in their street-network character since 1975.