Sakhile in context: Street-network sprawl trends

Sakhile in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
SakhileMpumalanga (Region)South Africa (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sakhile plotted against Mpumalanga and South Africa. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Sakhile's incremental SNDi rose from 3.9 to 4.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sakhile ranked 10th out of 13 cities in Mpumalanga and 52nd out of 81 in South Africa as of 2020.

New Street Additions (2006–2020)

SNDi value
4.4
Rank in South Africa
57th of 81
Rank in Mpumalanga
10th of 13

Entire Network (Aggregate)

SNDi value
3.48
Rank in South Africa
52nd of 81
Rank in Mpumalanga
10th of 13

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
SakhileTubingenIlaga

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