Ozoro in context: Street-network sprawl trends

Ozoro 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
OzoroDelta (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ozoro plotted against Delta and Nigeria. The SNDi of new construction in Ozoro rose steadily, compared to Delta which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Ozoro's incremental SNDi rose from 2.9 to 3.48 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ozoro ranked 1st out of 20 cities in Delta and 151st out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
3.48
Rank in Nigeria
144th of 422
Rank in Delta
2nd of 20

Entire Network (Aggregate)

SNDi value
2.72
Rank in Nigeria
151st of 422
Rank in Delta
1st of 20

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
OzoroSatu MareMaribor

In new street additions, Ozoro and Satu Mare both built increasingly disconnected streets over time, while Maribor fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Notably, Ozoro had a more connected network than Satu Mare in 1975 but the two have since reversed their relative ranking.