Lüliang in context: Street-network sprawl trends

Luliang in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
LuliangShanxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lüliang plotted against Shanxi and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Lüliang's incremental SNDi rose from 2.57 to 2.79 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lüliang ranked 25th out of 80 cities in Shanxi and 608th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.79
Rank in China
727th of 1843
Rank in Shanxi
37th of 80

Entire Network (Aggregate)

SNDi value
2.52
Rank in China
608th of 1843
Rank in Shanxi
25th of 80

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
LuliangPosadasMakurdi

In new street additions, Lüliang and Posadas both fluctuated in its street-construction patterns, while Makurdi built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Lüliang and Makurdi have been growing further apart in their street-network character since 1975.