Togechane in context: Street-network sprawl trends

Togechane in context

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
TogechaneSomali (Region)Ethiopia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Togechane plotted against Somali and Ethiopia. The SNDi of new construction in Togechane peaked in 1976-1990, compared to Somali which was at its lowest in 1991-2005 and Ethiopia which followed a zig-zag trend with an overall increase. Most recently, Togechane's incremental SNDi fell from 1.61 to 1.35 between 1991-2005 and 2006-2020. In terms of the aggregate network, Togechane ranked 4th out of 12 cities in Somali and 7th out of 181 in Ethiopia as of 2020.

New Street Additions (2006–2020)

SNDi value
1.35
Rank in Ethiopia
4th of 181
Rank in Somali
3rd of 12

Entire Network (Aggregate)

SNDi value
1.4
Rank in Ethiopia
7th of 181
Rank in Somali
4th of 12

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
TogechaneVidishaTebing Tinggi

In new street additions, Togechane built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Vidisha fluctuated in its street-construction patterns and Tebing Tinggi built increasingly disconnected streets over time. Looking at the full network, Vidisha and Tebing Tinggi both became progressively more disconnected, while Togechane grew more disconnected from 1975 through 1976-1990, then improved.