Fotokol in context: Street-network sprawl trends

Fotokol in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
FotokolExtreme-Nord (Region)Cameroon (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Fotokol plotted against Extrême-Nord and Cameroon. The SNDi of new construction in Fotokol peaked in 1991-2005, compared to Extrême-Nord which followed a zig-zag trend with an overall increase and Cameroon which rose steadily. Most recently, Fotokol's incremental SNDi fell from 3.39 to 2.08 between 1991-2005 and 2006-2020. In terms of the aggregate network, Fotokol ranked 7th out of 8 cities in Extrême-Nord and 12th out of 44 in Cameroon as of 2020.

New Street Additions (2006–2020)

SNDi value
2.08
Rank in Cameroon
4th of 44
Rank in Extrême-Nord
3rd of 8

Entire Network (Aggregate)

SNDi value
2.69
Rank in Cameroon
12th of 44
Rank in Extrême-Nord
7th of 8

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
FotokolJeremieTepeyac

In new street additions, Fotokol and Tepeyac both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Jérémie built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Fotokol and Jérémie have been growing further apart in their street-network character since 1975.