Koutiala in context: Street-network sprawl trends

Koutiala in context

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
KoutialaSikasso (Region)Mali (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Koutiala plotted against Sikasso and Mali. While Sikasso and Mali both followed a zig-zag trend with an overall increase, Koutiala's new street additions followed a zig-zag trend with an overall increase. Most recently, Koutiala's incremental SNDi rose from 1.41 to 2.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Koutiala ranked 2nd out of 5 cities in Sikasso and 9th out of 22 in Mali as of 2020.

New Street Additions (2006–2020)

SNDi value
2.52
Rank in Mali
12th of 22
Rank in Sikasso
2nd of 5

Entire Network (Aggregate)

SNDi value
1.7
Rank in Mali
9th of 22
Rank in Sikasso
2nd of 5

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
KoutialaKimberleyTirupattur

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