Sassari in context: Street-network sprawl trends

Sassari 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
SassariSardegna (Region)Italy (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sassari plotted against Sardegna and Italy. The SNDi of new construction in Sassari peaked in 1976-1990, compared to Sardegna which peaked in 1991-2005 and Italy which peaked in 1991-2005. Most recently, Sassari's incremental SNDi fell from 3.66 to 3.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sassari ranked 2nd out of 2 cities in Sardegna and 44th out of 88 in Italy as of 2020.

New Street Additions (2006–2020)

SNDi value
3.63
Rank in Italy
47th of 88
Rank in Sardegna
1st of 2

Entire Network (Aggregate)

SNDi value
2.68
Rank in Italy
44th of 88
Rank in Sardegna
2nd of 2

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
SassariUnguwar FindiChari Anantapur

In new street additions, Sassari built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Unguwar Findi built increasingly disconnected streets from 1975 through 1991-2005, then improved and Chari Anantapur built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Sassari and Unguwar Findi both became progressively more disconnected, while Chari Anantapur became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Sassari and Chari Anantapur have been converging in their street-network character since 1975.