Kariega in context: Street-network sprawl trends

Kariega in context

33.544.5<19751976–19901991–20052006–2020SNDi of street additions
33.544.5<19751976–19901991–20052006–2020SNDi of entire street network
KariegaEastern Cape (Region)South Africa (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kariega plotted against Eastern Cape and South Africa. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Kariega's incremental SNDi rose from 3.52 to 3.69 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kariega ranked 6th out of 9 cities in Eastern Cape and 39th out of 81 in South Africa as of 2020.

New Street Additions (2006–2020)

SNDi value
3.69
Rank in South Africa
42nd of 81
Rank in Eastern Cape
5th of 9

Entire Network (Aggregate)

SNDi value
3.12
Rank in South Africa
39th of 81
Rank in Eastern Cape
6th of 9

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
KariegaZahrat LabanLankao

In new street additions, Kariega built increasingly disconnected streets over time, while Zahrat Laban built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Lankao fluctuated in its street-construction patterns. For the full network, Kariega became progressively more disconnected, while Zahrat Laban became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Lankao fluctuated in connectivity. Kariega and Zahrat Laban have been converging in their street-network character since 1975.