N'dalatando in context: Street-network sprawl trends

N'dalatando in context

2.83.23.64<19751976–19901991–20052006–2020SNDi of street additions
2.83.23.64<19751976–19901991–20052006–2020SNDi of entire street network
N'dalatandoCuanza Norte (Region)Angola (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with N'dalatando plotted against Cuanza Norte and Angola. The SNDi of new construction in N'dalatando peaked in 1991-2005, compared to Cuanza Norte which followed a zig-zag trend with an overall decrease and Angola which rose steadily. Most recently, N'dalatando's incremental SNDi fell from 3.85 to 3.67 between 1991-2005 and 2006-2020. In terms of the aggregate network, N'dalatando ranked 1st out of 1 cities in Cuanza Norte and 42nd out of 56 in Angola as of 2020.

New Street Additions (2006–2020)

SNDi value
3.67
Rank in Angola
42nd of 56
Rank in Cuanza Norte
1st of 1

Entire Network (Aggregate)

SNDi value
3.46
Rank in Angola
42nd of 56
Rank in Cuanza Norte
1st of 1

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
N'dalatandoXingguoRafiganj

While Xingguo and Rafiganj both fluctuated in its street-construction patterns, N'dalatando built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full street network, though, all three cities follow the same trend. N'dalatando and Xingguo have been converging in their street-network character since 1975.