Larbaa in context: Street-network sprawl trends

Larbaa 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
LarbaaBlida (Region)Algeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Larbaa plotted against Blida and Algeria. While Blida and Algeria both followed a zig-zag trend with an overall decrease, Larbaa's new street additions followed a zig-zag trend with an overall increase. Most recently, Larbaa's incremental SNDi rose from 4.51 to 4.75 between 1991-2005 and 2006-2020. In terms of the aggregate network, Larbaa ranked 3rd out of 4 cities in Blida and 99th out of 109 in Algeria as of 2020.

New Street Additions (2006–2020)

SNDi value
4.75
Rank in Algeria
96th of 109
Rank in Blida
2nd of 4

Entire Network (Aggregate)

SNDi value
4.4
Rank in Algeria
99th of 109
Rank in Blida
3rd of 4

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
LarbaaMoroCzestochowa

In new street additions, Larbaa and Częstochowa both fluctuated in its street-construction patterns, while Moro built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend.