Corumbá in context: Street-network sprawl trends

Corumba in context

1.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.82.43<19751976–19901991–20052006–2020SNDi of entire street network
CorumbaMato Grosso do Sul (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Corumbá plotted against Mato Grosso do Sul and Brazil. The SNDi of new construction in Corumbá peaked in 1976-1990, compared to Mato Grosso do Sul which followed a zig-zag trend with an overall increase and Brazil which followed a zig-zag trend with an overall increase. Most recently, Corumbá's incremental SNDi fell from 2.33 to 2.08 between 1991-2005 and 2006-2020. In terms of the aggregate network, Corumbá ranked 4th out of 4 cities in Mato Grosso do Sul and 144th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.08
Rank in Brazil
63rd of 365
Rank in Mato Grosso do Sul
2nd of 4

Entire Network (Aggregate)

SNDi value
2.13
Rank in Brazil
144th of 365
Rank in Mato Grosso do Sul
4th of 4

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
CorumbaMonguSan Pedro Carcha

While Mongu and San Pedro Carchá both fluctuated in its street-construction patterns, Corumbá built increasingly disconnected streets from 1975 through 1976-1990, then improved in new street additions. For the full network, Corumbá grew more disconnected from 1975 through 1991-2005, then improved, while Mongu grew more disconnected from 1975 through 1976-1990, then improved and San Pedro Carchá became progressively more disconnected. Notably, Corumbá had a more connected network than Mongu in 1975 but the two have since reversed their relative ranking.