Suhum in context: Street-network sprawl trends

Suhum in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Suhum plotted against Eastern and Ghana. The SNDi of new construction in Suhum rose steadily, compared to Eastern which rose steadily and Ghana which followed a zig-zag trend with an overall increase. Most recently, Suhum's incremental SNDi rose from 4.66 to 6.61 between 1991-2005 and 2006-2020. In terms of the aggregate network, Suhum ranked 9th out of 9 cities in Eastern and 52nd out of 53 in Ghana as of 2020.

New Street Additions (2006–2020)

SNDi value
6.61
Rank in Ghana
49th of 53
Rank in Eastern
9th of 9

Entire Network (Aggregate)

SNDi value
5.63
Rank in Ghana
52nd of 53
Rank in Eastern
9th of 9

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
SuhumJagatpurDurbete

While Jagatpur and Durbete both fluctuated in its street-construction patterns, Suhum built increasingly disconnected streets over time in new street additions. For the full network, Suhum and Jagatpur both became progressively more disconnected, while Durbete fluctuated in connectivity. Suhum and Jagatpur have been growing further apart in their street-network character since 1975.