Jinwan in context: Street-network sprawl trends

Jinwan in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
JinwanGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jinwan plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Jinwan's incremental SNDi rose from 2.0 to 2.03 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jinwan ranked 10th out of 133 cities in Guangdong and 247th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.03
Rank in China
261st of 1843
Rank in Guangdong
10th of 133

Entire Network (Aggregate)

SNDi value
2.03
Rank in China
247th of 1843
Rank in Guangdong
10th of 133

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

What about similarly populated cities?

1.21.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.43<19751976–19901991–20052006–2020SNDi of entire street network
JinwanCremonaVillarrica

While Cremona and Villarrica both built increasingly disconnected streets over time, Jinwan fluctuated in its street-construction patterns in new street additions. Looking at the full network, Cremona and Villarrica both became progressively more disconnected, while Jinwan grew more disconnected from 1975 through 1976-1990, then improved. Jinwan and Villarrica have been converging in their street-network character since 1975.