Dongliang in context: Street-network sprawl trends

Dongliang in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
DongliangLiaoning (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dongliang plotted against Liaoning and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dongliang's incremental SNDi rose from 4.21 to 4.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dongliang ranked 59th out of 61 cities in Liaoning and 1628th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.43
Rank in China
1513th of 1843
Rank in Liaoning
52nd of 61

Entire Network (Aggregate)

SNDi value
4.33
Rank in China
1628th of 1843
Rank in Liaoning
59th of 61

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
DongliangOsornoAmassoma

In new street additions, Dongliang fluctuated in its street-construction patterns, while Osorno built increasingly disconnected streets from 1975 through 1991-2005, then improved and Amassoma built increasingly disconnected streets over time. Looking at the full network, Osorno and Amassoma both became progressively more disconnected, while Dongliang fluctuated in connectivity. Notably, Dongliang had a more connected network than Osorno in 1975 but the two have since reversed their relative ranking.