Marrakesh in context: Street-network sprawl trends

Marrakesh in context

22.22.42.62.8<19751976–19901991–20052006–2020SNDi of street additions
22.22.42.62.8<19751976–19901991–20052006–2020SNDi of entire street network
MarrakeshMarrakech - Tensift - Al Haouz (Region)Morocco (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Marrakesh plotted against Marrakech - Tensift - Al Haouz and Morocco. The SNDi of new construction in Marrakesh peaked in 1976-1990, compared to Marrakech - Tensift - Al Haouz which peaked in 1976-1990 and Morocco which followed a zig-zag trend with an overall increase. Most recently, Marrakesh's incremental SNDi fell from 2.38 to 2.25 between 1991-2005 and 2006-2020. In terms of the aggregate network, Marrakesh ranked 4th out of 4 cities in Marrakech - Tensift - Al Haouz and 48th out of 72 in Morocco as of 2020.

New Street Additions (2006–2020)

SNDi value
2.25
Rank in Morocco
37th of 72
Rank in Marrakech - Tensift - Al Haouz
3rd of 4

Entire Network (Aggregate)

SNDi value
2.16
Rank in Morocco
48th of 72
Rank in Marrakech - Tensift - Al Haouz
4th of 4

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
MarrakeshAsyutFaizabad

In new street additions, Marrakesh built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Asyut built increasingly disconnected streets from 1975 through 1991-2005, then improved and Faizabad built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Marrakesh and Faizabad have been growing further apart in their street-network character since 1975.