M'bour in context: Street-network sprawl trends

M'bour in context

1.21.622.4<19751976–19901991–20052006–2020SNDi of street additions
1.21.622.4<19751976–19901991–20052006–2020SNDi of entire street network
M'bourThies (Region)Senegal (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with M'bour plotted against Thiès and Senegal. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, M'bour's incremental SNDi rose from 1.27 to 1.31 between 1991-2005 and 2006-2020. In terms of the aggregate network, M'bour ranked 2nd out of 4 cities in Thiès and 12th out of 25 in Senegal as of 2020.

New Street Additions (2006–2020)

SNDi value
1.31
Rank in Senegal
5th of 25
Rank in Thiès
1st of 4

Entire Network (Aggregate)

SNDi value
1.29
Rank in Senegal
12th of 25
Rank in Thiès
2nd of 4

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
M'bourAnnabaIrapuato

In new street additions, M'bour fluctuated in its street-construction patterns, while Annaba built increasingly disconnected streets from 1975 through 1991-2005, then improved and Irapuato built increasingly disconnected streets over time. Looking at the full network, Annaba and Irapuato both became progressively more disconnected, while M'bour fluctuated in connectivity. M'bour and Irapuato have been growing further apart in their street-network character since 1975.