Kafue in context: Street-network sprawl trends

Kafue in context

2.433.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
KafueLusaka (Region)Zambia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kafue plotted against Lusaka and Zambia. While Lusaka and Zambia both rose steadily, Kafue's new street additions rose steadily. Most recently, Kafue's incremental SNDi rose from 4.0 to 4.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kafue ranked 2nd out of 3 cities in Lusaka and 27th out of 30 in Zambia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.32
Rank in Zambia
23rd of 30
Rank in Lusaka
2nd of 3

Entire Network (Aggregate)

SNDi value
3.4
Rank in Zambia
27th of 30
Rank in Lusaka
2nd of 3

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
KafueFengqiaoDarwha

In new street additions, Kafue built increasingly disconnected streets over time, while Fengqiao fluctuated in its street-construction patterns and Darwha built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Kafue became progressively more disconnected, while Fengqiao fluctuated in connectivity and Darwha grew more disconnected from 1975 through 1976-1990, then improved. Kafue and Darwha have been growing further apart in their street-network character since 1975.