Gaborone in context: Street-network sprawl trends

Gaborone in context

2.12.42.733.3<19751976–19901991–20052006–2020SNDi of street additions
2.12.42.733.3<19751976–19901991–20052006–2020SNDi of entire street network
GaboroneBotswana (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gaborone plotted against Botswana. The SNDi of new construction in Gaborone followed a zig-zag trend with an overall decrease, while Botswana peaked in 1991-2005. Most recently, Gaborone's incremental SNDi fell from 3.22 to 3.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gaborone ranked 6th out of 7 in Botswana as of 2020.

New Street Additions (2006–2020)

SNDi value
3.05
Rank in Botswana
4th of 7

Entire Network (Aggregate)

SNDi value
3.2
Rank in Botswana
6th of 7

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
GaboroneGao'anMasaurhi

In new street additions, Gaborone fluctuated in its street-construction patterns, while Gao'an built increasingly disconnected streets from 1975 through 1976-1990, then improved and Masaurhi fluctuated in its street-construction patterns. For the full network, Gaborone became progressively more connected, while Gao'an grew more disconnected from 1975 through 1991-2005, then improved and Masaurhi became progressively more disconnected. Gaborone and Masaurhi have been growing further apart in their street-network character since 1975.