Teresópolis in context: Street-network sprawl trends

Teresopolis in context

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
TeresopolisRio de Janeiro (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Teresópolis plotted against Rio de Janeiro and Brazil. The SNDi of new construction in Teresópolis rose steadily, compared to Rio de Janeiro which followed a zig-zag trend with an overall increase and Brazil which followed a zig-zag trend with an overall increase. Most recently, Teresópolis's incremental SNDi rose from 7.07 to 8.38 between 1991-2005 and 2006-2020. In terms of the aggregate network, Teresópolis ranked 20th out of 22 cities in Rio de Janeiro and 361st out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
8.38
Rank in Brazil
359th of 365
Rank in Rio de Janeiro
18th of 22

Entire Network (Aggregate)

SNDi value
5.89
Rank in Brazil
361st of 365
Rank in Rio de Janeiro
20th of 22

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
TeresopolisErieZwolle

In new street additions, Teresópolis and Erie both built increasingly disconnected streets over time, while Zwolle built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Teresópolis and Erie have been growing further apart in their street-network character since 1975.