Floriano in context: Street-network sprawl trends

Floriano in context

22.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
FlorianoPiaui (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Floriano plotted against Piauí and Brazil. The SNDi of new construction in Floriano rose steadily, compared to Piauí which followed a zig-zag trend with an overall increase and Brazil which followed a zig-zag trend with an overall increase. Most recently, Floriano's incremental SNDi rose from 2.4 to 2.87 between 1991-2005 and 2006-2020. In terms of the aggregate network, Floriano ranked 3rd out of 3 cities in Piauí and 173rd out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.87
Rank in Brazil
147th of 365
Rank in Piauí
3rd of 3

Entire Network (Aggregate)

SNDi value
2.29
Rank in Brazil
173rd of 365
Rank in Piauí
3rd of 3

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
FlorianoMansuriyaBokhtar

In new street additions, Floriano built increasingly disconnected streets over time, while Mansuriya built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Bokhtar fluctuated in its street-construction patterns. For the full network, Floriano and Bokhtar both became progressively more disconnected, while Mansuriya became progressively more connected. Floriano and Mansuriya have been converging in their street-network character since 1975.