Ubiaja in context: Street-network sprawl trends

Ubiaja in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
UbiajaEdo (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ubiaja plotted against Edo and Nigeria. The SNDi of new construction in Ubiaja rose steadily, compared to Edo which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Ubiaja's incremental SNDi rose from 3.7 to 3.86 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ubiaja ranked 1st out of 12 cities in Edo and 84th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
3.86
Rank in Nigeria
176th of 422
Rank in Edo
3rd of 12

Entire Network (Aggregate)

SNDi value
2.07
Rank in Nigeria
84th of 422
Rank in Edo
1st of 12

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
UbiajaPandanSankarankovil

Ubiaja, Pandan, and Sankarankovil all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network.