Sabuwar Abuja in context: Street-network sprawl trends

Sabuwar Abuja 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
Sabuwar AbujaKano (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sabuwar Abuja plotted against Kano and Nigeria. The SNDi of new construction in Sabuwar Abuja followed a zig-zag trend with an overall decrease, compared to Kano which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Sabuwar Abuja's incremental SNDi fell from 2.67 to 1.6 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sabuwar Abuja ranked 12th out of 14 cities in Kano and 171st out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
1.6
Rank in Nigeria
28th of 422
Rank in Kano
3rd of 14

Entire Network (Aggregate)

SNDi value
2.86
Rank in Nigeria
171st of 422
Rank in Kano
12th of 14

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

What about similarly populated cities?

4812<19751976–19901991–20052006–2020SNDi of street additions
4812<19751976–19901991–20052006–2020SNDi of entire street network
Sabuwar AbujaYazyavanOkoroete

In new street additions, Sabuwar Abuja fluctuated in its street-construction patterns, while Yazyavan fluctuated in its street-construction patterns and Okoroete built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Yazyavan and Okoroete both became progressively more disconnected, while Sabuwar Abuja became progressively more connected. Sabuwar Abuja and Yazyavan have been converging in their street-network character since 1975.