Wuzhishan City in context: Street-network sprawl trends

Wuzhishan City in context

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
Wuzhishan CityHainan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wuzhishan City plotted against Hainan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Wuzhishan City's incremental SNDi rose from 2.45 to 3.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wuzhishan City ranked 11th out of 17 cities in Hainan and 1417th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.63
Rank in China
1214th of 1843
Rank in Hainan
8th of 17

Entire Network (Aggregate)

SNDi value
3.59
Rank in China
1417th of 1843
Rank in Hainan
11th of 17

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

What about similarly populated cities?

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
Wuzhishan CityPittsvilleDajing

In new street additions, Wuzhishan City fluctuated in its street-construction patterns, while Pittsville built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Dajing fluctuated in its street-construction patterns. Looking at the full network, Pittsville and Dajing both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Wuzhishan City fluctuated in connectivity. Wuzhishan City and Pittsville have been converging in their street-network character since 1975.