Parintins in context: Street-network sprawl trends

Parintins in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
ParintinsAmazonas (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Parintins plotted against Amazonas and Brazil. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Parintins's incremental SNDi rose from 2.1 to 2.92 between 1991-2005 and 2006-2020. In terms of the aggregate network, Parintins ranked 1st out of 6 cities in Amazonas and 170th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.92
Rank in Brazil
152nd of 365
Rank in Amazonas
1st of 6

Entire Network (Aggregate)

SNDi value
2.28
Rank in Brazil
170th of 365
Rank in Amazonas
1st of 6

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

What about similarly populated cities?

2.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
ParintinsTsukubaNaghadeh

In new street additions, Parintins fluctuated in its street-construction patterns, while Tsukuba fluctuated in its street-construction patterns and Naghadeh built increasingly disconnected streets over time. For the full network, Parintins fluctuated in connectivity, while Tsukuba fluctuated in connectivity and Naghadeh became progressively more disconnected. Notably, Parintins had a more sprawly network than Naghadeh in 1975 but the two have since reversed their relative ranking.