Kirkuk in context: Street-network sprawl trends

Kirkuk in context

2.42.733.3<19751976–19901991–20052006–2020SNDi of street additions
2.42.733.3<19751976–19901991–20052006–2020SNDi of entire street network
KirkukAt-Ta'mim (Region)Iraq (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kirkuk plotted against At-Ta'mim and Iraq. The SNDi of new construction in Kirkuk followed a zig-zag trend with an overall increase, compared to At-Ta'mim which rose steadily and Iraq which peaked in 1976-1990. Most recently, Kirkuk's incremental SNDi rose from 2.3 to 2.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kirkuk ranked 1st out of 1 cities in At-Ta'mim and 33rd out of 86 in Iraq as of 2020.

New Street Additions (2006–2020)

SNDi value
2.58
Rank in Iraq
33rd of 86
Rank in At-Ta'mim
1st of 1

Entire Network (Aggregate)

SNDi value
2.4
Rank in Iraq
33rd of 86
Rank in At-Ta'mim
1st of 1

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

What about similarly populated cities?

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
KirkukKatowiceSarvestan

In new street additions, Kirkuk fluctuated in its street-construction patterns, while Katowice built increasingly disconnected streets over time and Sarvestan built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Kirkuk fluctuated in connectivity, while Katowice became progressively more disconnected and Sarvestan became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Kirkuk had a more sprawly network than Katowice in 1975 but the two have since reversed their relative ranking.