Obuasi in context: Street-network sprawl trends
Obuasi in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Obuasi plotted against Ashanti and Ghana. While Ashanti and Ghana both followed a zig-zag trend with an overall increase, Obuasi's new street additions followed a zig-zag trend with an overall increase. Most recently, Obuasi's incremental SNDi rose from 4.07 to 5.09 between 1991-2005 and 2006-2020. In terms of the aggregate network, Obuasi ranked 5th out of 7 cities in Ashanti and 31st out of 53 in Ghana as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 5.09
- Rank in Ghana
- 31st of 53
- Rank in Ashanti
- 5th of 7
Entire Network (Aggregate)
- SNDi value
- 4.28
- Rank in Ghana
- 31st of 53
- Rank in Ashanti
- 5th of 7
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Obuasi and Popayán both fluctuated in its street-construction patterns, while Pescara built increasingly disconnected streets over time. Looking at the full network, Pescara and Popayán both became progressively more disconnected, while Obuasi fluctuated in connectivity. Obuasi and Popayán have been converging in their street-network character since 1975.