Dodolla in context: Street-network sprawl trends

Dodolla in context

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
DodollaOromia (Region)Ethiopia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dodolla plotted against Oromia and Ethiopia. The SNDi of new construction in Dodolla rose steadily, compared to Oromia which followed a zig-zag trend with an overall increase and Ethiopia which followed a zig-zag trend with an overall increase. Most recently, Dodolla's incremental SNDi rose from 1.15 to 1.5 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dodolla ranked 1st out of 71 cities in Oromia and 3rd out of 181 in Ethiopia as of 2020.

New Street Additions (2006–2020)

SNDi value
1.5
Rank in Ethiopia
6th of 181
Rank in Oromia
1st of 71

Entire Network (Aggregate)

SNDi value
1.16
Rank in Ethiopia
3rd of 181
Rank in Oromia
1st of 71

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
DodollaChittoorSehore

In new street additions, Dodolla and Chittoor both built increasingly disconnected streets over time, while Sehore fluctuated in its street-construction patterns. For the full network, Dodolla and Chittoor both became progressively more disconnected, while Sehore fluctuated in connectivity. Dodolla and Chittoor have been growing further apart in their street-network character since 1975.