Comparisons
Collines vs. the other two most closely populated regions in Benin: Plateau and Alibori
Collines in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Collines followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Collines, we can consider three of its most populous cities: Savalou, Ouèssè and Dassa-Zoumé. Out of the three cities, Savalou and Ouèssè do not follow the same trend as the region. The level of street-network sprawl in new development in Savalou was at its lowest in 1976-1990. The level of street-network sprawl in new development in Ouèssè peaked in 1991-2005.
How do development practices in Collines fare in comparison to others in Benin? Most recently in 2006-2020, street construction in Collines was the 6th-most disconnected out of the 11 regions in Benin. Its position in the ranks since 1975 has risen; relative to other regions in Benin, street construction in Collines has become more disconnected. Collines ranked 8th in 1975, 5th in 1976-1990, 5th in 1991-2005 and 6th in 2006-2020.
Collines in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Collines is Savalou with an SNDi of 2.75, which is relatively well-connected. Conversely, the most connected city is Ouèssè with an SNDi of 2.38, which is well-connected. See trends for these cities: Ouèssè, Savalou
The level of street-network sprawl in the aggregate network in Collines rose steadily. To get a sense of how the aggregate street network has changed in Collines, we can consider three of its most populous cities: Savalou, Ouèssè and Dassa-Zoumé. Out of the three cities, Savalou and Dassa-Zoumé do not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Savalou was at its lowest in 1976-1990. The level of street-network sprawl in the aggregate network in Dassa-Zoumé followed a zig-zag trend with an overall increase.
To date, Collines is the 7th-most disconnected out of the 11 regions in Benin. Its position in the ranks since 1975 has risen; relative to other regions in Benin, the street network in Collines has become more disconnected. Collines ranked 8th in 1975, 6th in 1976-1990, 4th in 1991-2005 and 7th in 2006-2020.