Xingyi in context: Street-network sprawl trends

Xingyi in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
XingyiGuizhou (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Xingyi plotted against Guizhou and China. The SNDi of new construction in Xingyi rose steadily, compared to Guizhou which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Xingyi's incremental SNDi rose from 3.63 to 3.7 between 1991-2005 and 2006-2020. In terms of the aggregate network, Xingyi ranked 22nd out of 41 cities in Guizhou and 1302nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.7
Rank in China
1251st of 1843
Rank in Guizhou
27th of 41

Entire Network (Aggregate)

SNDi value
3.39
Rank in China
1302nd of 1843
Rank in Guizhou
22nd of 41

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

What about similarly populated cities?

1.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
XingyiLanlingBrasov

In new street additions, Xingyi built increasingly disconnected streets over time, while Lanling fluctuated in its street-construction patterns and Brasov built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Xingyi and Brasov both became progressively more disconnected, while Lanling fluctuated in connectivity. Xingyi and Lanling have been growing further apart in their street-network character since 1975.