Campinas in context: Street-network sprawl trends

Campinas in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
CampinasSao Paulo (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Campinas plotted against São Paulo and Brazil. The SNDi of new construction in Campinas rose steadily, compared to São Paulo which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, Campinas's incremental SNDi rose from 3.57 to 4.47 between 1991-2005 and 2006-2020. In terms of the aggregate network, Campinas ranked 54th out of 76 cities in São Paulo and 264th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
4.47
Rank in Brazil
285th of 365
Rank in São Paulo
55th of 76

Entire Network (Aggregate)

SNDi value
2.91
Rank in Brazil
264th of 365
Rank in São Paulo
54th of 76

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
CampinasPutianNiteroi

In new street additions, Campinas built increasingly disconnected streets over time, while Putian built increasingly disconnected streets from 1975 through 1976-1990, then improved and Niterói fluctuated in its street-construction patterns. For the full network, Campinas and Niterói both became progressively more disconnected, while Putian grew more disconnected from 1975 through 1991-2005, then improved.