Luoyuan in context: Street-network sprawl trends
Luoyuan in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Luoyuan plotted against Fujian and China. While Fujian and China both followed a zig-zag trend with an overall increase, Luoyuan's new street additions followed a zig-zag trend with an overall increase. Most recently, Luoyuan's incremental SNDi rose from 3.27 to 6.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Luoyuan ranked 45th out of 75 cities in Fujian and 1358th out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 6.23
- Rank in China
- 1752nd of 1843
- Rank in Fujian
- 67th of 75
Entire Network (Aggregate)
- SNDi value
- 3.48
- Rank in China
- 1358th of 1843
- Rank in Fujian
- 45th of 75
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Newport News, United States
- Wuming, China
- Bawku, Ghana
- Gaochang, China
- Şirvan, Azerbaijan
- Parvathipuram, India
In new street additions, Luoyuan and Gaochang both fluctuated in its street-construction patterns, while Newport News built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Luoyuan and Newport News both became progressively more disconnected, while Gaochang fluctuated in connectivity. Notably, Luoyuan had a more connected network than Gaochang in 1975 but the two have since reversed their relative ranking.