Heping in context: Street-network sprawl trends

Heping in context

2.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
HepingGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Heping plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Heping's incremental SNDi rose from 2.45 to 2.66 between 1991-2005 and 2006-2020. In terms of the aggregate network, Heping ranked 48th out of 133 cities in Guangdong as of 2020.

New Street Additions (2006–2020)

SNDi value
2.66
Rank in Guangdong
21st of 133

Entire Network (Aggregate)

SNDi value
2.81
Rank in Guangdong
48th of 133

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
HepingMorrumbalaBilimora

In new street additions, Heping and Morrumbala both fluctuated in its street-construction patterns, while Bilimora built increasingly disconnected streets over time. For the full network, Heping became progressively more connected, while Morrumbala fluctuated in connectivity and Bilimora became progressively more disconnected. Notably, Heping had a more sprawly network than Bilimora in 1975 but the two have since reversed their relative ranking.