Região Oceânica in context: Street-network sprawl trends

Regiao Oceanica in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Regiao OceanicaRio de Janeiro (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Região Oceânica plotted against Rio de Janeiro and Brazil. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Região Oceânica's incremental SNDi rose from 4.07 to 5.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Região Oceânica ranked 13th out of 22 cities in Rio de Janeiro and 329th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
5.58
Rank in Brazil
335th of 365
Rank in Rio de Janeiro
13th of 22

Entire Network (Aggregate)

SNDi value
3.78
Rank in Brazil
329th of 365
Rank in Rio de Janeiro
13th of 22

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
Regiao OceanicaMaderaC@lilabad

In new street additions, Região Oceânica fluctuated in its street-construction patterns, while Madera built increasingly disconnected streets from 1975 through 1991-2005, then improved and Cəlilabad built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Região Oceânica and Madera both became progressively more disconnected, while Cəlilabad became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Região Oceânica and Cəlilabad have been growing further apart in their street-network character since 1975.