Fula'erji in context: Street-network sprawl trends

Fula'erji 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
Fula'erjiHeilongjiang (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Fula'erji plotted against Heilongjiang and China. The SNDi of new construction in Fula'erji peaked in 1991-2005, compared to Heilongjiang which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Fula'erji's incremental SNDi fell from 4.74 to 2.39 between 1991-2005 and 2006-2020. In terms of the aggregate network, Fula'erji ranked 44th out of 67 cities in Heilongjiang and 804th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
2.39
Rank in China
444th of 1843
Rank in Heilongjiang
17th of 67

Entire Network (Aggregate)

SNDi value
2.76
Rank in China
804th of 1843
Rank in Heilongjiang
44th of 67

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Fula'erjiAdiyamanKostroma

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