Dekese in context: Street-network sprawl trends

Dekese in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
DekeseKasai (Region)Democratic Republic of the Congo (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dekese plotted against Kasaï and Democratic Republic of the Congo. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dekese's incremental SNDi rose from 3.16 to 3.37 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dekese ranked 8th out of 10 cities in Kasaï and 161st out of 186 in Democratic Republic of the Congo as of 2020.

New Street Additions (2006–2020)

SNDi value
3.37
Rank in Democratic Republic of the Congo
59th of 186
Rank in Kasaï
2nd of 10

Entire Network (Aggregate)

SNDi value
5.36
Rank in Democratic Republic of the Congo
161st of 186
Rank in Kasaï
8th of 10

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
DekeseAntsirananaDibaya-Lubwe

In new street additions, Dekese and Dibaya-Lubwe both fluctuated in its street-construction patterns, while Antsiranana built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Dekese and Dibaya-Lubwe both grew more disconnected from 1975 through 1976-1990, then improved, while Antsiranana became progressively more disconnected. Dekese and Antsiranana have been growing further apart in their street-network character since 1975.