Bobo-Dioulasso in context: Street-network sprawl trends

Bobo-Dioulasso in context

1.51.82.12.4<19751976–19901991–20052006–2020SNDi of street additions
1.51.82.12.4<19751976–19901991–20052006–2020SNDi of entire street network
Bobo-DioulassoHaut-Bassins (Region)Burkina Faso (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bobo-Dioulasso plotted against Haut-Bassins and Burkina Faso. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Bobo-Dioulasso's incremental SNDi rose from 1.58 to 2.12 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bobo-Dioulasso ranked 1st out of 2 cities in Haut-Bassins and 9th out of 19 in Burkina Faso as of 2020.

New Street Additions (2006–2020)

SNDi value
2.12
Rank in Burkina Faso
10th of 19
Rank in Haut-Bassins
1st of 2

Entire Network (Aggregate)

SNDi value
1.65
Rank in Burkina Faso
9th of 19
Rank in Haut-Bassins
1st of 2

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

What about similarly populated cities?

1.21.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.43<19751976–19901991–20052006–2020SNDi of entire street network
Bobo-DioulassoJinhuaDonetsk

In new street additions, Bobo-Dioulasso and Jinhua both fluctuated in its street-construction patterns, while Donetsk built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Bobo-Dioulasso and Donetsk both became progressively more disconnected, while Jinhua fluctuated in connectivity.