Didouche Mourad in context: Street-network sprawl trends

Didouche Mourad in context

2.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
Didouche MouradConstantine (Region)Algeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Didouche Mourad plotted against Constantine and Algeria. The SNDi of new construction in Didouche Mourad followed a zig-zag trend with an overall increase, compared to Constantine which peaked in 1991-2005 and Algeria which followed a zig-zag trend with an overall decrease. Most recently, Didouche Mourad's incremental SNDi fell from 5.21 to 4.97 between 1991-2005 and 2006-2020. In terms of the aggregate network, Didouche Mourad ranked 3rd out of 4 cities in Constantine and 103rd out of 109 in Algeria as of 2020.

New Street Additions (2006–2020)

SNDi value
4.97
Rank in Algeria
97th of 109
Rank in Constantine
3rd of 4

Entire Network (Aggregate)

SNDi value
4.7
Rank in Algeria
103rd of 109
Rank in Constantine
3rd of 4

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
Didouche MouradKadioloUshirombo

In new street additions, Didouche Mourad fluctuated in its street-construction patterns, while Kadiolo built increasingly disconnected streets over time and Ushirombo built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Didouche Mourad became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Kadiolo became progressively more disconnected and Ushirombo became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Didouche Mourad and Ushirombo have been growing further apart in their street-network character since 1975.