Ayangba in context: Street-network sprawl trends
Ayangba in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ayangba plotted against Kogi and Nigeria. The SNDi of new construction in Ayangba rose steadily, compared to Kogi which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Ayangba's incremental SNDi rose from 3.68 to 4.78 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ayangba ranked 7th out of 11 cities in Kogi and 227th out of 422 in Nigeria as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 4.78
- Rank in Nigeria
- 257th of 422
- Rank in Kogi
- 6th of 11
Entire Network (Aggregate)
- SNDi value
- 3.34
- Rank in Nigeria
- 227th of 422
- Rank in Kogi
- 7th of 11
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Ayangba and Lages both built increasingly disconnected streets over time, while Aflou built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Ayangba and Lages both became progressively more disconnected, while Aflou became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Notably, Ayangba had a more connected network than Aflou in 1975 but the two have since reversed their relative ranking.