Luoding in context: Street-network sprawl trends

Luoding in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
LuodingGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Luoding plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Luoding's incremental SNDi rose from 2.38 to 3.67 between 1991-2005 and 2006-2020. In terms of the aggregate network, Luoding ranked 27th out of 133 cities in Guangdong and 594th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
3.67
Rank in China
1231st of 1843
Rank in Guangdong
64th of 133

Entire Network (Aggregate)

SNDi value
2.51
Rank in China
594th of 1843
Rank in Guangdong
27th of 133

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

What about similarly populated cities?

1.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
LuodingKaramayKropyvnytskyi

In new street additions, Luoding fluctuated in its street-construction patterns, while Karamay built increasingly connected streets over time and Kropyvnytskyi built increasingly disconnected streets over time. For the full network, Luoding fluctuated in connectivity, while Karamay became progressively more connected and Kropyvnytskyi became progressively more disconnected. Luoding and Karamay have been converging in their street-network character since 1975.