Teresina in context: Street-network sprawl trends

Teresina in context

1.522.533.5<19751976–19901991–20052006–2020SNDi of street additions
1.522.533.5<19751976–19901991–20052006–2020SNDi of entire street network
TeresinaPiaui (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Teresina plotted against Piauí and Brazil. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Teresina's incremental SNDi rose from 2.19 to 2.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Teresina ranked 2nd out of 3 cities in Piauí and 126th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.62
Rank in Brazil
113th of 365
Rank in Piauí
2nd of 3

Entire Network (Aggregate)

SNDi value
2.04
Rank in Brazil
126th of 365
Rank in Piauí
2nd of 3

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
TeresinaOkayamaBarquisimeto

In new street additions, Teresina and Okayama both fluctuated in its street-construction patterns, while Barquisimeto built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Teresina and Okayama have been converging in their street-network character since 1975.