Coronel in context: Street-network sprawl trends

Coronel 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
CoronelBio-Bio (Region)Chile (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Coronel plotted against Bío-Bío and Chile. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Coronel's incremental SNDi rose from 3.33 to 3.6 between 1991-2005 and 2006-2020. In terms of the aggregate network, Coronel ranked 3rd out of 6 cities in Bío-Bío and 21st out of 38 in Chile as of 2020.

New Street Additions (2006–2020)

SNDi value
3.6
Rank in Chile
26th of 38
Rank in Bío-Bío
3rd of 6

Entire Network (Aggregate)

SNDi value
3.06
Rank in Chile
21st of 38
Rank in Bío-Bío
3rd of 6

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

What about similarly populated cities?

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
CoronelBragaRusselsheim am Main

In new street additions, Coronel fluctuated in its street-construction patterns, while Braga built increasingly disconnected streets over time and Rüsselsheim am Main built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Coronel and Braga both became progressively more disconnected, while Rüsselsheim am Main grew more disconnected from 1975 through 1991-2005, then improved. Notably, Coronel had a more connected network than Braga in 1975 but the two have since reversed their relative ranking.