Koupéla in context: Street-network sprawl trends

Koupela in context

1.622.42.8<19751976–19901991–20052006–2020SNDi of street additions
1.622.42.8<19751976–19901991–20052006–2020SNDi of entire street network
KoupelaCentre-Est (Region)Burkina Faso (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Koupéla plotted against Centre-Est and Burkina Faso. The SNDi of new construction in Koupéla peaked in 1991-2005, compared to Centre-Est which followed a zig-zag trend with an overall increase and Burkina Faso which followed a zig-zag trend with an overall increase. Most recently, Koupéla's incremental SNDi fell from 2.95 to 2.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Koupéla ranked 2nd out of 3 cities in Centre-Est and 16th out of 19 in Burkina Faso as of 2020.

New Street Additions (2006–2020)

SNDi value
2.07
Rank in Burkina Faso
9th of 19
Rank in Centre-Est
2nd of 3

Entire Network (Aggregate)

SNDi value
2.42
Rank in Burkina Faso
16th of 19
Rank in Centre-Est
2nd of 3

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

What about similarly populated cities?

1.522.53<19751976–19901991–20052006–2020SNDi of street additions
1.522.53<19751976–19901991–20052006–2020SNDi of entire street network
KoupelaBouarXindai

In new street additions, Koupéla built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Bouar built increasingly disconnected streets from 1975 through 1976-1990, then improved and Xindai built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Koupéla and Bouar both grew more disconnected from 1975 through 1991-2005, then improved, while Xindai became progressively more disconnected. Notably, Koupéla had a more sprawly network than Xindai in 1975 but the two have since reversed their relative ranking.