Bobai in context: Street-network sprawl trends

Bobai in context

2.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
BobaiGuangxi (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bobai plotted against Guangxi and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Bobai's incremental SNDi rose from 3.27 to 3.87 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bobai ranked 38th out of 63 cities in Guangxi and 1214th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.87
Rank in China
1338th of 1843
Rank in Guangxi
40th of 63

Entire Network (Aggregate)

SNDi value
3.24
Rank in China
1214th of 1843
Rank in Guangxi
38th of 63

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
BobaiCoonoorKazanli Mah.

In new street additions, Bobai and Kazanlı Mah. both fluctuated in its street-construction patterns, while Coonoor built increasingly disconnected streets over time. For the full network, Bobai and Coonoor both became progressively more disconnected, while Kazanlı Mah. fluctuated in connectivity. Bobai and Kazanlı Mah. have been converging in their street-network character since 1975.