Oradea in context: Street-network sprawl trends

Oradea in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
OradeaBihor (Region)Romania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Oradea plotted against Bihor and Romania. The SNDi of new construction in Oradea peaked in 1991-2005, compared to Bihor which peaked in 1991-2005 and Romania which rose steadily. Most recently, Oradea's incremental SNDi fell from 3.34 to 3.12 between 1991-2005 and 2006-2020. In terms of the aggregate network, Oradea ranked 1st out of 1 cities in Bihor and 10th out of 29 in Romania as of 2020.

New Street Additions (2006–2020)

SNDi value
3.12
Rank in Romania
4th of 29
Rank in Bihor
1st of 1

Entire Network (Aggregate)

SNDi value
2.33
Rank in Romania
10th of 29
Rank in Bihor
1st of 1

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

What about similarly populated cities?

22.533.5<19751976–19901991–20052006–2020SNDi of street additions
22.533.5<19751976–19901991–20052006–2020SNDi of entire street network
OradeaAlkmaarZhangshu

In new street additions, Oradea built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Alkmaar fluctuated in its street-construction patterns and Zhangshu built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend.