Santo Ângelo in context: Street-network sprawl trends

Santo Angelo in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
Santo AngeloRio Grande do Sul (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Santo Ângelo plotted against Rio Grande do Sul and Brazil. The SNDi of new construction in Santo Ângelo rose steadily, compared to Rio Grande do Sul which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, Santo Ângelo's incremental SNDi rose from 2.95 to 3.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Santo Ângelo ranked 10th out of 22 cities in Rio Grande do Sul and 179th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
3.32
Rank in Brazil
197th of 365
Rank in Rio Grande do Sul
7th of 22

Entire Network (Aggregate)

SNDi value
2.34
Rank in Brazil
179th of 365
Rank in Rio Grande do Sul
10th of 22

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

What about similarly populated cities?

01234<19751976–19901991–20052006–2020SNDi of street additions
01234<19751976–19901991–20052006–2020SNDi of entire street network
Santo AngeloMaudahaDanwar

In new street additions, Santo Ângelo and Danwar both built increasingly disconnected streets over time, while Maudaha built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Santo Ângelo and Danwar both became progressively more disconnected, while Maudaha became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Santo Ângelo had a more connected network than Maudaha in 1975 but the two have since reversed their relative ranking.