Niangoloko in context: Street-network sprawl trends

Niangoloko in context

11.52<19751976–19901991–20052006–2020SNDi of street additions
11.52<19751976–19901991–20052006–2020SNDi of entire street network
NiangolokoCascades (Region)Burkina Faso (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Niangoloko plotted against Cascades and Burkina Faso. The SNDi of new construction in Niangoloko rose steadily, compared to Cascades which followed a zig-zag trend with an overall increase and Burkina Faso which followed a zig-zag trend with an overall increase. Most recently, Niangoloko's incremental SNDi rose from 0.92 to 1.32 between 1991-2005 and 2006-2020. In terms of the aggregate network, Niangoloko ranked 1st out of 2 cities in Cascades and 2nd out of 19 in Burkina Faso as of 2020.

New Street Additions (2006–2020)

SNDi value
1.32
Rank in Burkina Faso
2nd of 19
Rank in Cascades
1st of 2

Entire Network (Aggregate)

SNDi value
1.12
Rank in Burkina Faso
2nd of 19
Rank in Cascades
1st of 2

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

What about similarly populated cities?

0.91.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
0.91.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
NiangolokoOuesseAdetikope

In new street additions, Niangoloko built increasingly disconnected streets over time, while Ouèssè built increasingly disconnected streets from 1975 through 1991-2005, then improved and Adétikopé built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Niangoloko and Ouèssè both became progressively more disconnected, while Adétikopé became progressively more connected. Niangoloko and Ouèssè have been growing further apart in their street-network character since 1975.