Al Gharraf in context: Street-network sprawl trends

Al Gharraf 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
Al GharrafDhi-Qar (Region)Iraq (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Al Gharraf plotted against Dhi-Qar and Iraq. While Dhi-Qar and Iraq both peaked in 1976-1990, Al Gharraf's new street additions peaked in 1976-1990. Most recently, Al Gharraf's incremental SNDi fell from 2.2 to 1.9 between 1991-2005 and 2006-2020. In terms of the aggregate network, Al Gharraf ranked 3rd out of 8 cities in Dhi-Qar and 25th out of 86 in Iraq as of 2020.

New Street Additions (2006–2020)

SNDi value
1.9
Rank in Iraq
11th of 86
Rank in Dhi-Qar
3rd of 8

Entire Network (Aggregate)

SNDi value
2.25
Rank in Iraq
25th of 86
Rank in Dhi-Qar
3rd of 8

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

What about similarly populated cities?

1.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
Al GharrafAzrouBhanjanagar

In new street additions, Al Gharraf built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Azrou fluctuated in its street-construction patterns and Bhanjanagar built increasingly disconnected streets over time. For the full network, Al Gharraf grew more disconnected from 1975 through 1976-1990, then improved, while Azrou became progressively more connected and Bhanjanagar became progressively more disconnected. Al Gharraf and Azrou have been growing further apart in their street-network character since 1975.