Uíge in context: Street-network sprawl trends

Uige in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Uíge plotted against Angola. The SNDi of new construction in Uíge peaked in 1991-2005, while Angola rose steadily. Most recently, Uíge's incremental SNDi fell from 5.8 to 5.25 between 1991-2005 and 2006-2020. In terms of the aggregate network, Uíge ranked 53rd out of 56 in Angola as of 2020.

New Street Additions (2006–2020)

SNDi value
5.25
Rank in Angola
49th of 56

Entire Network (Aggregate)

SNDi value
4.63
Rank in Angola
53rd of 56

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

What about similarly populated cities?

4812<19751976–19901991–20052006–2020SNDi of street additions
4812<19751976–19901991–20052006–2020SNDi of entire street network
UigeNiigataBuram

In new street additions, Uíge and Buram both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Niigata built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Uíge became progressively more disconnected, while Niigata grew more disconnected from 1975 through 1976-1990, then improved and Buram grew more disconnected from 1975 through 1991-2005, then improved. Uíge and Niigata have been growing further apart in their street-network character since 1975.