Laibin in context: Street-network sprawl trends

Laibin in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
LaibinGuangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Laibin plotted against Guangxi and China. The SNDi of new construction in Laibin peaked in 1976-1990, compared to Guangxi which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Laibin's incremental SNDi fell from 3.28 to 2.86 between 1991-2005 and 2006-2020. In terms of the aggregate network, Laibin ranked 41st out of 63 cities in Guangxi and 1280th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.86
Rank in China
778th of 1843
Rank in Guangxi
18th of 63

Entire Network (Aggregate)

SNDi value
3.36
Rank in China
1280th of 1843
Rank in Guangxi
41st of 63

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
LaibinVientianeChongzhou

In new street additions, Laibin built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Vientiane built increasingly disconnected streets over time and Chongzhou fluctuated in its street-construction patterns. Looking at the full network, Vientiane and Chongzhou both became progressively more disconnected, while Laibin grew more disconnected from 1975 through 1976-1990, then improved. Laibin and Vientiane have been growing further apart in their street-network character since 1975.