Bijie in context: Street-network sprawl trends

Bijie in context

3.544.55<19751976–19901991–20052006–2020SNDi of street additions
3.544.55<19751976–19901991–20052006–2020SNDi of entire street network
BijieGuizhou (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bijie plotted against Guizhou and China. While Guizhou and China both followed a zig-zag trend with an overall increase, Bijie's new street additions followed a zig-zag trend with an overall increase. Most recently, Bijie's incremental SNDi rose from 3.62 to 3.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bijie ranked 27th out of 41 cities in Guizhou and 1402nd out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.63
Rank in China
1211th of 1843
Rank in Guizhou
25th of 41

Entire Network (Aggregate)

SNDi value
3.57
Rank in China
1402nd of 1843
Rank in Guizhou
27th of 41

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
BijieGanjaButembo

In new street additions, Bijie and Ganja both fluctuated in its street-construction patterns, while Butembo built increasingly disconnected streets over time. Looking at the full network, Ganja and Butembo both became progressively more disconnected, while Bijie grew more disconnected from 1975 through 1976-1990, then improved.