Oulu in context: Street-network sprawl trends
Oulu in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Oulu plotted against Finland. The SNDi of new construction in Oulu followed a zig-zag trend with an overall increase, while Finland rose steadily. Most recently, Oulu's incremental SNDi rose from 1.68 to 1.95 between 1991-2005 and 2006-2020. In terms of the aggregate network, Oulu ranked 1st out of 6 in Finland as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.95
- Rank in Finland
- 4th of 6
Entire Network (Aggregate)
- SNDi value
- 1.44
- Rank in Finland
- 1st of 6
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Domeez, Iraq
- Higashimatsuyama, Japan
- Ad Dawadimi, Saudi Arabia
- Karangasem, Indonesia
- Deqing, China
- Suiping, China
In new street additions, Oulu and Karangasem both fluctuated in its street-construction patterns, while Domeez built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Oulu and Karangasem both became progressively more disconnected, while Domeez grew more disconnected from 1975 through 1991-2005, then improved.