Qalat Sukkar in context: Street-network sprawl trends

Qalat Sukkar in context

22.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
Qalat SukkarDhi-Qar (Region)Iraq (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Qalat Sukkar plotted against Dhi-Qar and Iraq. The SNDi of new construction in Qalat Sukkar followed a zig-zag trend with an overall increase, compared to Dhi-Qar which fell steadily and Iraq which peaked in 1976-1990. Most recently, Qalat Sukkar's incremental SNDi fell from 3.27 to 2.93 between 1991-2005 and 2006-2020. In terms of the aggregate network, Qalat Sukkar ranked 8th out of 8 cities in Dhi-Qar and 46th out of 86 in Iraq as of 2020.

New Street Additions (2006–2020)

SNDi value
2.93
Rank in Iraq
53rd of 86
Rank in Dhi-Qar
8th of 8

Entire Network (Aggregate)

SNDi value
2.59
Rank in Iraq
46th of 86
Rank in Dhi-Qar
8th of 8

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
Qalat SukkarMulabagiluParsabad

While Mulabagilu and Parsabad both built increasingly disconnected streets over time, Qalat Sukkar fluctuated in its street-construction patterns in new street additions. For the full network, Qalat Sukkar became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Mulabagilu grew more disconnected from 1975 through 1991-2005, then improved and Parsabad became progressively more disconnected. Notably, Qalat Sukkar had a more sprawly network than Mulabagilu in 1975 but the two have since reversed their relative ranking.