Akatsi in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Akatsi plotted against Volta and Ghana. The SNDi of new construction in Akatsi was at its lowest in 1976-1990, compared to Volta which followed a zig-zag trend with an overall increase and Ghana which followed a zig-zag trend with an overall increase. Most recently, Akatsi's incremental SNDi rose from 3.09 to 4.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Akatsi ranked 2nd out of 6 cities in Volta and 22nd out of 53 in Ghana as of 2020.

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

What about similarly populated cities?

• Okara Cantonment, Pakistan
• Dejiang, China
• Hoorn, Netherlands
• Shizong, China
• Sig, Algeria
• Rajampet, India

In new street additions, Akatsi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Okara Cantonment fluctuated in its street-construction patterns and Shizong built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Akatsi and Okara Cantonment both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Shizong grew more disconnected from 1975 through 1991-2005, then improved. Akatsi and Okara Cantonment have been growing further apart in their street-network character since 1975.