Assin Fosu in context: Street-network sprawl trends

Assin Fosu in context

3.54.24.95.6<19751976–19901991–20052006–2020SNDi of street additions
3.54.24.95.6<19751976–19901991–20052006–2020SNDi of entire street network
Assin FosuCentral (Region)Ghana (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Assin Fosu plotted against Central and Ghana. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Assin Fosu's incremental SNDi rose from 3.58 to 5.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Assin Fosu ranked 3rd out of 7 cities in Central and 33rd out of 53 in Ghana as of 2020.

New Street Additions (2006–2020)

SNDi value
5.52
Rank in Ghana
34th of 53
Rank in Central
2nd of 7

Entire Network (Aggregate)

SNDi value
4.36
Rank in Ghana
33rd of 53
Rank in Central
3rd of 7

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

What about similarly populated cities?

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
Assin FosuGorokaVotkinsk

While Goroka and Votkinsk both built increasingly disconnected streets over time, Assin Fosu fluctuated in its street-construction patterns in new street additions. Looking at the full network, Goroka and Votkinsk both became progressively more disconnected, while Assin Fosu fluctuated in connectivity.