Ungwan Tamowa in context: Street-network sprawl trends

Ungwan Tamowa in context

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
Ungwan TamowaKaduna (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ungwan Tamowa plotted against Kaduna and Nigeria. The SNDi of new construction in Ungwan Tamowa rose steadily, compared to Kaduna which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Ungwan Tamowa's incremental SNDi rose from 1.49 to 1.61 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ungwan Tamowa ranked 1st out of 11 cities in Kaduna and 16th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
1.61
Rank in Nigeria
29th of 422
Rank in Kaduna
1st of 11

Entire Network (Aggregate)

SNDi value
1.26
Rank in Nigeria
16th of 422
Rank in Kaduna
1st of 11

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

What about similarly populated cities?

0.91.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
0.91.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
Ungwan TamowaDrammenVerviers

In new street additions, Ungwan Tamowa built increasingly disconnected streets over time, while Drammen built increasingly disconnected streets from 1975 through 1976-1990, then improved and Verviers built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend.