Gao in context: Street-network sprawl trends

Gao 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
GaoMali (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gao plotted against Mali. Both Gao and Mali follow the same trend. Most recently, Gao's incremental SNDi rose from 1.34 to 1.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gao ranked 2nd out of 22 in Mali as of 2020.

New Street Additions (2006–2020)

SNDi value
1.52
Rank in Mali
4th of 22

Entire Network (Aggregate)

SNDi value
1.29
Rank in Mali
2nd of 22

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
GaoElbistanDarya Khan

In new street additions, Gao and Elbistan both fluctuated in its street-construction patterns, while Darya Khan fluctuated in its street-construction patterns. For the full network, Gao and Elbistan both became progressively more disconnected, while Darya Khan fluctuated in connectivity. Gao and Elbistan have been converging in their street-network character since 1975.