Ourense in context: Street-network sprawl trends

Ourense in context

22.533.54<19751976–19901991–20052006–2020SNDi of street additions
22.533.54<19751976–19901991–20052006–2020SNDi of entire street network
OurenseGalicia (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ourense plotted against Galicia and Spain. The SNDi of new construction in Ourense followed a zig-zag trend with an overall increase, compared to Galicia which peaked in 1976-1990 and Spain which peaked in 1976-1990. Most recently, Ourense's incremental SNDi rose from 3.41 to 3.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ourense ranked 3rd out of 4 cities in Galicia and 75th out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
3.52
Rank in Spain
71st of 85
Rank in Galicia
2nd of 4

Entire Network (Aggregate)

SNDi value
3.13
Rank in Spain
75th of 85
Rank in Galicia
3rd of 4

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

What about similarly populated cities?

2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
OurenseTerniInjibara

In new street additions, Terni and Injibara both built increasingly disconnected streets over time, while Ourense fluctuated in street-construction patterns. For the full street network, though, all three cities follow the same trend. Ourense and Terni have been growing further apart in their street-network character since 1975.