Ouélessébougou in context: Street-network sprawl trends

Ouelessebougou in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
OuelessebougouKoulikoro (Region)Mali (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ouélessébougou plotted against Koulikoro and Mali. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Ouélessébougou's incremental SNDi rose from 2.0 to 2.64 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ouélessébougou ranked 3rd out of 5 cities in Koulikoro and 14th out of 22 in Mali as of 2020.

New Street Additions (2006–2020)

SNDi value
2.64
Rank in Mali
13th of 22
Rank in Koulikoro
3rd of 5

Entire Network (Aggregate)

SNDi value
2.01
Rank in Mali
14th of 22
Rank in Koulikoro
3rd of 5

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

What about similarly populated cities?

1.21.82.4<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.4<19751976–19901991–20052006–2020SNDi of entire street network
OuelessebougouChatoLafey

In new street additions, Ouélessébougou fluctuated in its street-construction patterns, while Chato built increasingly disconnected streets over time and Lafey fluctuated in its street-construction patterns. For the full network, Ouélessébougou and Chato both became progressively more disconnected, while Lafey fluctuated in connectivity. Ouélessébougou and Chato have been growing further apart in their street-network character since 1975.