Bouar in context: Street-network sprawl trends

Bouar in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
BouarNana-Mambere (Region)Central African Republic (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bouar plotted against Nana-Mambéré and Central African Republic. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Bouar's incremental SNDi fell from 2.12 to 1.59 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bouar ranked 1st out of 1 cities in Nana-Mambéré and 1st out of 7 in Central African Republic as of 2020.

New Street Additions (2006–2020)

SNDi value
1.59
Rank in Central African Republic
1st of 7
Rank in Nana-Mambéré
1st of 1

Entire Network (Aggregate)

SNDi value
1.86
Rank in Central African Republic
1st of 7
Rank in Nana-Mambéré
1st of 1

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
BouarBarrancaKoupela

In new street additions, Bouar built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Barranca fluctuated in its street-construction patterns and Koupéla built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Bouar and Koupéla both grew more disconnected from 1975 through 1991-2005, then improved, while Barranca fluctuated in connectivity.