Aiyete in context: Street-network sprawl trends

Aiyete in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
AiyeteOyo (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Aiyete plotted against Oyo and Nigeria. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Aiyete's incremental SNDi rose from 3.56 to 4.83 between 1991-2005 and 2006-2020. In terms of the aggregate network, Aiyete ranked 13th out of 15 cities in Oyo and 252nd out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
4.83
Rank in Nigeria
263rd of 422
Rank in Oyo
14th of 15

Entire Network (Aggregate)

SNDi value
3.52
Rank in Nigeria
252nd of 422
Rank in Oyo
13th of 15

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
AiyeteTierraltaOued Rhiou

In new street additions, Aiyete and Oued Rhiou both fluctuated in its street-construction patterns, while Tierralta built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Aiyete became progressively more disconnected, while Tierralta grew more disconnected from 1975 through 1991-2005, then improved and Oued Rhiou fluctuated in connectivity. Notably, Aiyete had a more connected network than Oued Rhiou in 1975 but the two have since reversed their relative ranking.