Dédougou in context: Street-network sprawl trends

Dedougou in context

0.81.21.622.4<19751976–19901991–20052006–2020SNDi of street additions
0.81.21.622.4<19751976–19901991–20052006–2020SNDi of entire street network
DedougouBoucle du Mouhoun (Region)Burkina Faso (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dédougou plotted against Boucle du Mouhoun and Burkina Faso. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dédougou's incremental SNDi rose from 1.48 to 1.61 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dédougou ranked 1st out of 1 cities in Boucle du Mouhoun and 4th out of 19 in Burkina Faso as of 2020.

New Street Additions (2006–2020)

SNDi value
1.61
Rank in Burkina Faso
3rd of 19
Rank in Boucle du Mouhoun
1st of 1

Entire Network (Aggregate)

SNDi value
1.49
Rank in Burkina Faso
4th of 19
Rank in Boucle du Mouhoun
1st of 1

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
DedougouPhat DiemBechena

While Phát Diệm and Bechena both built increasingly disconnected streets over time, Dédougou fluctuated in its street-construction patterns in new street additions. For the full street network, though, all three cities follow the same trend. Dédougou and Phát Diệm have been growing further apart in their street-network character since 1975.