Dongfang in context: Street-network sprawl trends

Dongfang in context

2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
DongfangHainan (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dongfang plotted against Hainan and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dongfang's incremental SNDi rose from 2.38 to 3.61 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dongfang ranked 4th out of 17 cities in Hainan and 1124th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.61
Rank in China
1198th of 1843
Rank in Hainan
7th of 17

Entire Network (Aggregate)

SNDi value
3.13
Rank in China
1124th of 1843
Rank in Hainan
4th of 17

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
DongfangPapeeteSan Carlos de Bariloche

In new street additions, Dongfang and Papeete both fluctuated in its street-construction patterns, while San Carlos de Bariloche built increasingly disconnected streets from 1975 through 1976-1990, then improved. Looking at the full network, Papeete and San Carlos de Bariloche both became progressively more disconnected, while Dongfang fluctuated in connectivity.