Forlì in context: Street-network sprawl trends

Forli in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
ForliEmilia-Romagna (Region)Italy (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Forlì plotted against Emilia-Romagna and Italy. The SNDi of new construction in Forlì rose steadily, compared to Emilia-Romagna which peaked in 1991-2005 and Italy which peaked in 1991-2005. Most recently, Forlì's incremental SNDi rose from 3.34 to 3.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Forlì ranked 7th out of 10 cities in Emilia-Romagna and 39th out of 88 in Italy as of 2020.

New Street Additions (2006–2020)

SNDi value
3.56
Rank in Italy
44th of 88
Rank in Emilia-Romagna
8th of 10

Entire Network (Aggregate)

SNDi value
2.59
Rank in Italy
39th of 88
Rank in Emilia-Romagna
7th of 10

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
ForliAtibaiaPerambalur

In new street additions, Forlì and Perambalur both built increasingly disconnected streets over time, while Atibaia fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Notably, Forlì had a more sprawly network than Atibaia in 1975 but the two have since reversed their relative ranking.