Gabela in context: Street-network sprawl trends

Gabela in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
GabelaCuanza Sul (Region)Angola (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gabela plotted against Cuanza Sul and Angola. While Cuanza Sul and Angola both rose steadily, Gabela's new street additions rose steadily. Most recently, Gabela's incremental SNDi rose from 5.25 to 5.8 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gabela ranked 7th out of 8 cities in Cuanza Sul and 49th out of 56 in Angola as of 2020.

New Street Additions (2006–2020)

SNDi value
5.8
Rank in Angola
51st of 56
Rank in Cuanza Sul
6th of 8

Entire Network (Aggregate)

SNDi value
3.85
Rank in Angola
49th of 56
Rank in Cuanza Sul
7th of 8

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
GabelaQambarDebrecen

In new street additions, Gabela and Debrecen both built increasingly disconnected streets over time, while Qambar built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Gabela and Debrecen both became progressively more disconnected, while Qambar became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Gabela had a more connected network than Qambar in 1975 but the two have since reversed their relative ranking.