Chelghoum Laid in context: Street-network sprawl trends

Chelghoum Laid in context

22.533.54<19751976–19901991–20052006–2020SNDi of street additions
22.533.54<19751976–19901991–20052006–2020SNDi of entire street network
Chelghoum LaidMila (Region)Algeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chelghoum Laid plotted against Mila and Algeria. The SNDi of new construction in Chelghoum Laid was at its lowest in 1976-1990, compared to Mila which peaked in 1976-1990 and Algeria which followed a zig-zag trend with an overall decrease. Most recently, Chelghoum Laid's incremental SNDi rose from 2.26 to 2.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Chelghoum Laid ranked 2nd out of 3 cities in Mila and 57th out of 109 in Algeria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.43
Rank in Algeria
57th of 109
Rank in Mila
3rd of 3

Entire Network (Aggregate)

SNDi value
2.26
Rank in Algeria
57th of 109
Rank in Mila
2nd of 3

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

What about similarly populated cities?

0.81.62.43.2<19751976–19901991–20052006–2020SNDi of street additions
0.81.62.43.2<19751976–19901991–20052006–2020SNDi of entire street network
Chelghoum LaidMaganjaShahadi

While Maganja and Shahadi both fluctuated in its street-construction patterns, Chelghoum Laid built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns in new street additions. Looking at the full network, Maganja and Shahadi both fluctuated in connectivity, while Chelghoum Laid became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Chelghoum Laid and Maganja have been converging in their street-network character since 1975.