Ifon in context: Street-network sprawl trends
Ifon in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ifon plotted against Ondo and Nigeria. The SNDi of new construction in Ifon rose steadily, compared to Ondo which followed a zig-zag trend with an overall increase and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Ifon's incremental SNDi rose from 3.13 to 3.3 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ifon ranked 1st out of 17 cities in Ondo and 111th out of 422 in Nigeria as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.3
- Rank in Nigeria
- 130th of 422
- Rank in Ondo
- 2nd of 17
Entire Network (Aggregate)
- SNDi value
- 2.36
- Rank in Nigeria
- 111th of 422
- Rank in Ondo
- 1st of 17
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Bubanza, Burundi
- Kuşadası, Turkey
- Tengaran, Indonesia
- Delmenhorst, Germany
- Paungde, Myanmar
- 재동로동자구, North Korea
In new street additions, Ifon and Bubanza both built increasingly disconnected streets over time, while Delmenhorst built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Ifon and Bubanza have been growing further apart in their street-network character since 1975.