Khorramabad in context: Street-network sprawl trends

Khorramabad in context

22.533.5<19751976–19901991–20052006–2020SNDi of street additions
22.533.5<19751976–19901991–20052006–2020SNDi of entire street network
KhorramabadLorestan (Region)Iran (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Khorramabad plotted against Lorestan and Iran. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Khorramabad's incremental SNDi rose from 2.87 to 3.3 between 1991-2005 and 2006-2020. In terms of the aggregate network, Khorramabad ranked 6th out of 6 cities in Lorestan and 69th out of 169 in Iran as of 2020.

New Street Additions (2006–2020)

SNDi value
3.3
Rank in Iran
80th of 169
Rank in Lorestan
5th of 6

Entire Network (Aggregate)

SNDi value
2.83
Rank in Iran
69th of 169
Rank in Lorestan
6th 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
KhorramabadGonaivesHai Duong

In new street additions, Khorramabad and Gonaïves both built increasingly disconnected streets over time, while Hải Dương built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Khorramabad and Gonaïves both became progressively more disconnected, while Hải Dương grew more disconnected from 1975 through 1991-2005, then improved. Khorramabad and Gonaïves have been growing further apart in their street-network character since 1975.