Linjiang in context: Street-network sprawl trends

Linjiang in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
LinjiangJilin (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Linjiang plotted against Jilin and China. The SNDi of new construction in Linjiang peaked in 1976-1990, compared to Jilin which peaked in 1976-1990 and China which followed a zig-zag trend with an overall increase. Most recently, Linjiang's incremental SNDi fell from 6.21 to 4.84 between 1991-2005 and 2006-2020. In terms of the aggregate network, Linjiang ranked 45th out of 47 cities in Jilin and 1641st out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.84
Rank in China
1602nd of 1843
Rank in Jilin
37th of 47

Entire Network (Aggregate)

SNDi value
4.39
Rank in China
1641st of 1843
Rank in Jilin
45th of 47

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

What about similarly populated cities?

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
LinjiangKarhalTerni

In new street additions, Linjiang built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Karhal fluctuated in its street-construction patterns and Terni built increasingly disconnected streets over time. For the full network, Linjiang and Terni both became progressively more disconnected, while Karhal fluctuated in connectivity. Linjiang and Karhal have been growing further apart in their street-network character since 1975.