Miliana in context: Street-network sprawl trends

Miliana in context

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
MilianaAin Defla (Region)Algeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Miliana plotted against Aïn Defla and Algeria. The SNDi of new construction in Miliana peaked in 1991-2005, compared to Aïn Defla which peaked in 1976-1990 and Algeria which followed a zig-zag trend with an overall decrease. Most recently, Miliana's incremental SNDi fell from 6.04 to 5.43 between 1991-2005 and 2006-2020. In terms of the aggregate network, Miliana ranked 3rd out of 3 cities in Aïn Defla and 106th out of 109 in Algeria as of 2020.

New Street Additions (2006–2020)

SNDi value
5.43
Rank in Algeria
102nd of 109
Rank in Aïn Defla
3rd of 3

Entire Network (Aggregate)

SNDi value
5.21
Rank in Algeria
106th of 109
Rank in Aïn Defla
3rd of 3

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
MilianaToamasinaIwoye

While Toamasina and Iwoye both built increasingly disconnected streets over time, Miliana built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full street network, though, all three cities follow the same trend.