Winneba in context: Street-network sprawl trends

Winneba in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
WinnebaCentral (Region)Ghana (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Winneba plotted against Central and Ghana. The SNDi of new construction in Winneba rose steadily, compared to Central which followed a zig-zag trend with an overall increase and Ghana which followed a zig-zag trend with an overall increase. Most recently, Winneba's incremental SNDi rose from 3.43 to 4.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Winneba ranked 1st out of 7 cities in Central and 16th out of 53 in Ghana as of 2020.

New Street Additions (2006–2020)

SNDi value
4.4
Rank in Ghana
21st of 53
Rank in Central
1st of 7

Entire Network (Aggregate)

SNDi value
3.18
Rank in Ghana
16th of 53
Rank in Central
1st of 7

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

What about similarly populated cities?

2.43.24<19751976–19901991–20052006–2020SNDi of street additions
2.43.24<19751976–19901991–20052006–2020SNDi of entire street network
WinnebaBallarpurPouso Alegre

While Ballarpur and Pouso Alegre both fluctuated in its street-construction patterns, Winneba built increasingly disconnected streets over time in new street additions. For the full street network, though, all three cities follow the same trend.