Kangmei in context: Street-network sprawl trends

Kangmei in context

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
KangmeiFujian (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kangmei plotted against Fujian and China. The SNDi of new construction in Kangmei rose steadily, compared to Fujian which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Kangmei's incremental SNDi rose from 3.59 to 5.92 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kangmei ranked 46th out of 75 cities in Fujian and 1410th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
5.92
Rank in China
1734th of 1843
Rank in Fujian
64th of 75

Entire Network (Aggregate)

SNDi value
3.58
Rank in China
1410th of 1843
Rank in Fujian
46th of 75

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
KangmeiZhechengGombong

In new street additions, Kangmei and Gombong both built increasingly disconnected streets over time, while Zhecheng built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Notably, Kangmei had a more connected network than Zhecheng in 1975 but the two have since reversed their relative ranking.