New Tafo Akim in context: Street-network sprawl trends

New Tafo Akim in context

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
New Tafo AkimEastern (Region)Ghana (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with New Tafo Akim plotted against Eastern and Ghana. The SNDi of new construction in New Tafo Akim rose steadily, compared to Eastern which rose steadily and Ghana which followed a zig-zag trend with an overall increase. Most recently, New Tafo Akim's incremental SNDi rose from 4.07 to 5.75 between 1991-2005 and 2006-2020. In terms of the aggregate network, New Tafo Akim ranked 3rd out of 9 cities in Eastern and 32nd out of 53 in Ghana as of 2020.

New Street Additions (2006–2020)

SNDi value
5.75
Rank in Ghana
37th of 53
Rank in Eastern
4th of 9

Entire Network (Aggregate)

SNDi value
4.36
Rank in Ghana
32nd of 53
Rank in Eastern
3rd of 9

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
New Tafo AkimYilan CityNanba

While Yilan City and Nanba both built increasingly disconnected streets from 1975 through 1991-2005, then improved, New Tafo Akim built increasingly disconnected streets over time in new street additions. For the full street network, though, all three cities follow the same trend. Notably, New Tafo Akim had a more connected network than Nanba in 1975 but the two have since reversed their relative ranking.