Sulaymaniyah in context: Street-network sprawl trends

Sulaymaniyah in context

22.53<19751976–19901991–20052006–2020SNDi of street additions
22.53<19751976–19901991–20052006–2020SNDi of entire street network
SulaymaniyahAs-Sulaymaniyah (Region)Iraq (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sulaymaniyah plotted against As-Sulaymaniyah and Iraq. The SNDi of new construction in Sulaymaniyah rose steadily, compared to As-Sulaymaniyah which peaked in 1976-1990 and Iraq which peaked in 1976-1990. Most recently, Sulaymaniyah's incremental SNDi rose from 2.3 to 2.3 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sulaymaniyah ranked 5th out of 6 cities in As-Sulaymaniyah and 22nd out of 86 in Iraq as of 2020.

New Street Additions (2006–2020)

SNDi value
2.3
Rank in Iraq
25th of 86
Rank in As-Sulaymaniyah
5th of 6

Entire Network (Aggregate)

SNDi value
2.15
Rank in Iraq
22nd of 86
Rank in As-Sulaymaniyah
5th of 6

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
SulaymaniyahSangliBlantyre

Sulaymaniyah, Sangli, and Blantyre all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network. Sulaymaniyah and Sangli have been growing further apart in their street-network character since 1975.