Foz do Iguaçu in context: Street-network sprawl trends

Foz do Iguacu 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
Foz do IguacuParana (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Foz do Iguaçu plotted against Paraná and Brazil. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Foz do Iguaçu's incremental SNDi rose from 3.1 to 4.18 between 1991-2005 and 2006-2020. In terms of the aggregate network, Foz do Iguaçu ranked 20th out of 22 cities in Paraná and 295th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
4.18
Rank in Brazil
264th of 365
Rank in Paraná
16th of 22

Entire Network (Aggregate)

SNDi value
3.33
Rank in Brazil
295th of 365
Rank in Paraná
20th of 22

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
Foz do IguacuTangaCajamarca

In new street additions, Foz do Iguaçu and Cajamarca both fluctuated in its street-construction patterns, while Tanga built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Foz do Iguaçu fluctuated in connectivity, while Tanga became progressively more disconnected and Cajamarca grew more disconnected from 1975 through 1976-1990, then improved. Foz do Iguaçu and Cajamarca have been growing further apart in their street-network character since 1975.