Doma in context: Street-network sprawl trends

Doma in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
DomaNasarawa (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Doma plotted against Nasarawa and Nigeria. While Nasarawa and Nigeria both followed a zig-zag trend with an overall increase, Doma's new street additions followed a zig-zag trend with an overall increase. Most recently, Doma's incremental SNDi rose from 1.52 to 3.81 between 1991-2005 and 2006-2020. In terms of the aggregate network, Doma ranked 1st out of 7 cities in Nasarawa and 60th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
3.81
Rank in Nigeria
173rd of 422
Rank in Nasarawa
4th of 7

Entire Network (Aggregate)

SNDi value
1.83
Rank in Nigeria
60th of 422
Rank in Nasarawa
1st of 7

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
DomaChatraAmiens

In new street additions, Doma fluctuated in its street-construction patterns, while Chatra built increasingly disconnected streets over time and Amiens built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Doma and Chatra both became progressively more disconnected, while Amiens grew more disconnected from 1975 through 1991-2005, then improved. Doma and Chatra have been growing further apart in their street-network character since 1975.