Taranto in context: Street-network sprawl trends

Taranto in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
TarantoApulia (Region)Italy (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Taranto plotted against Apulia and Italy. While Apulia and Italy both peaked in 1991-2005, Taranto's new street additions peaked in 1991-2005. Most recently, Taranto's incremental SNDi fell from 3.3 to 2.91 between 1991-2005 and 2006-2020. In terms of the aggregate network, Taranto ranked 5th out of 11 cities in Apulia and 10th out of 88 in Italy as of 2020.

New Street Additions (2006–2020)

SNDi value
2.91
Rank in Italy
23rd of 88
Rank in Apulia
8th of 11

Entire Network (Aggregate)

SNDi value
1.96
Rank in Italy
10th of 88
Rank in Apulia
5th of 11

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

What about similarly populated cities?

0246<19751976–19901991–20052006–2020SNDi of street additions
0246<19751976–19901991–20052006–2020SNDi of entire street network
TarantoSariayaGode

In new street additions, Taranto built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Sariaya built increasingly disconnected streets over time and Gode built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Taranto and Sariaya both became progressively more disconnected, while Gode became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Taranto and Sariaya have been growing further apart in their street-network character since 1975.