Taigu in context: Street-network sprawl trends

Taigu in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Taigu plotted against Shanxi and China. The SNDi of new construction in Taigu was at its lowest in 1976-1990, compared to Shanxi which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Taigu's incremental SNDi rose from 2.07 to 2.21 between 1991-2005 and 2006-2020. In terms of the aggregate network, Taigu ranked 24th out of 80 cities in Shanxi and 560th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.21
Rank in China
343rd of 1843
Rank in Shanxi
16th of 80

Entire Network (Aggregate)

SNDi value
2.47
Rank in China
560th of 1843
Rank in Shanxi
24th of 80

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
TaiguBuri RamGuasave

In new street additions, Taigu built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Buri Ram built increasingly disconnected streets over time and Guasave fluctuated in its street-construction patterns. For the full network, Taigu became progressively more connected, while Buri Ram became progressively more disconnected and Guasave fluctuated in connectivity. Taigu and Buri Ram have been growing further apart in their street-network character since 1975.