Gela in context: Street-network sprawl trends
Gela in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gela plotted against Sicily and Italy. The SNDi of new construction in Gela followed a zig-zag trend with an overall increase, compared to Sicily which rose steadily and Italy which peaked in 1991-2005. Most recently, Gela's incremental SNDi rose from 2.98 to 3.24 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gela ranked 3rd out of 8 cities in Sicily and 28th out of 88 in Italy as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.24
- Rank in Italy
- 37th of 88
- Rank in Sicily
- 2nd of 8
Entire Network (Aggregate)
- SNDi value
- 2.38
- Rank in Italy
- 28th of 88
- Rank in Sicily
- 3rd of 8
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- York, United States
- Thanbyuzayat, Myanmar
- Gabu, Guinea-Bissau
- Čačak, Serbia
- Shofirkon, Uzbekistan
- Rayadurg, India
In new street additions, Gela and York both fluctuated in its street-construction patterns, while Čačak built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Gela and Čačak have been growing further apart in their street-network character since 1975.