Pingyuan in context: Street-network sprawl trends

Pingyuan in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
PingyuanGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pingyuan plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Pingyuan's incremental SNDi rose from 4.5 to 6.22 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pingyuan ranked 115th out of 133 cities in Guangdong as of 2020.

New Street Additions (2006–2020)

SNDi value
6.22
Rank in Guangdong
116th of 133

Entire Network (Aggregate)

SNDi value
4.9
Rank in Guangdong
115th of 133

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
PingyuanChampaignBoulder

In new street additions, Pingyuan fluctuated in its street-construction patterns, while Champaign built increasingly disconnected streets over time and Boulder built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Pingyuan fluctuated in connectivity, while Champaign became progressively more disconnected and Boulder grew more disconnected from 1975 through 1991-2005, then improved.