Guelmim in context: Street-network sprawl trends

Guelmim in context

0.91.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
0.91.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
GuelmimGuelmim - Es-Semara (Region)Morocco (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Guelmim plotted against Guelmim - Es-Semara and Morocco. The SNDi of new construction in Guelmim was at its lowest in 1976-1990, compared to Guelmim - Es-Semara which was at its lowest in 1991-2005 and Morocco which followed a zig-zag trend with an overall increase. Most recently, Guelmim's incremental SNDi rose from 1.47 to 3.93 between 1991-2005 and 2006-2020. In terms of the aggregate network, Guelmim ranked 1st out of 1 cities in Guelmim - Es-Semara and 11th out of 72 in Morocco as of 2020.

New Street Additions (2006–2020)

SNDi value
3.93
Rank in Morocco
68th of 72
Rank in Guelmim - Es-Semara
1st of 1

Entire Network (Aggregate)

SNDi value
1.54
Rank in Morocco
11th of 72
Rank in Guelmim - Es-Semara
1st of 1

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

What about similarly populated cities?

0.91.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
0.91.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
GuelmimSan Francisco del RinconMarivan

In new street additions, Guelmim built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while San Francisco del Rincón built increasingly disconnected streets over time and Marivan fluctuated in its street-construction patterns. Looking at the full network, San Francisco del Rincón and Marivan both became progressively more disconnected, while Guelmim became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Guelmim and San Francisco del Rincón have been growing further apart in their street-network character since 1975.