Santa Rosa in context: Street-network sprawl trends

Santa Rosa in context

11.522.5<19751976–19901991–20052006–2020SNDi of street additions
11.522.5<19751976–19901991–20052006–2020SNDi of entire street network
Santa RosaLa Pampa (Region)Argentina (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Santa Rosa plotted against La Pampa and Argentina. The SNDi of new construction in Santa Rosa peaked in 1976-1990, compared to La Pampa which peaked in 1976-1990 and Argentina which followed a zig-zag trend with an overall increase. Most recently, Santa Rosa's incremental SNDi fell from 1.2 to 1.14 between 1991-2005 and 2006-2020. In terms of the aggregate network, Santa Rosa ranked 1st out of 2 cities in La Pampa and 3rd out of 77 in Argentina as of 2020.

New Street Additions (2006–2020)

SNDi value
1.14
Rank in Argentina
3rd of 77
Rank in La Pampa
1st of 2

Entire Network (Aggregate)

SNDi value
1.08
Rank in Argentina
3rd of 77
Rank in La Pampa
1st of 2

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
Santa RosaExeterZijingshan

In new street additions, Santa Rosa and Exeter both built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Zijingshan fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Santa Rosa and Zijingshan have been growing further apart in their street-network character since 1975.