Lucheng in context: Street-network sprawl trends
Lucheng in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lucheng plotted against Shanxi and China. The SNDi of new construction in Lucheng was at its lowest in 1991-2005, compared to Shanxi which followed a zig-zag trend with an overall increase and China which followed a zig-zag trend with an overall increase. Most recently, Lucheng's incremental SNDi rose from 1.7 to 1.79 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lucheng ranked 6th out of 80 cities in Shanxi and 251st out of 1843 in China as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.79
- Rank in China
- 154th of 1843
- Rank in Shanxi
- 7th of 80
Entire Network (Aggregate)
- SNDi value
- 2.04
- Rank in China
- 251st of 1843
- Rank in Shanxi
- 6th of 80
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Montero, Bolivia
- Túxpam, México
- Qujiang, China
- Cárdenas, México
- Koronadal, Philippines
- Pangkalan Kerinci, Indonesia
In new street additions, Lucheng built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns, while Montero fluctuated in its street-construction patterns and Cárdenas built increasingly disconnected streets over time. Looking at the full network, Montero and Cárdenas both became progressively more disconnected, while Lucheng became progressively more connected. Lucheng and Montero have been converging in their street-network character since 1975.