Salzburg in context: Street-network sprawl trends

Salzburg in context

2.433.6<19751976–19901991–20052006–2020SNDi of street additions
2.433.6<19751976–19901991–20052006–2020SNDi of entire street network
SalzburgAustria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Salzburg plotted against Austria. The SNDi of new construction in Salzburg peaked in 1991-2005, while Austria rose steadily. Most recently, Salzburg's incremental SNDi fell from 3.04 to 2.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Salzburg ranked 4th out of 8 in Austria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.52
Rank in Austria
4th of 8

Entire Network (Aggregate)

SNDi value
2.16
Rank in Austria
4th of 8

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

What about similarly populated cities?

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
SalzburgZhijiangZhaotun

Salzburg, Zhijiang, and Zhaotun all built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street construction. For the full network, Salzburg and Zhaotun both became progressively more disconnected, while Zhijiang grew more disconnected from 1975 through 1991-2005, then improved. Salzburg and Zhaotun have been growing further apart in their street-network character since 1975.