Eslamabad-e Gharb in context: Street-network sprawl trends

Eslamabad-e Gharb in context

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
Eslamabad-e GharbKermanshah (Region)Iran (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Eslamabad-e Gharb plotted against Kermanshah and Iran. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Eslamabad-e Gharb's incremental SNDi rose from 4.02 to 4.48 between 1991-2005 and 2006-2020. In terms of the aggregate network, Eslamabad-e Gharb ranked 4th out of 4 cities in Kermanshah and 110th out of 169 in Iran as of 2020.

New Street Additions (2006–2020)

SNDi value
4.48
Rank in Iran
142nd of 169
Rank in Kermanshah
4th of 4

Entire Network (Aggregate)

SNDi value
3.27
Rank in Iran
110th of 169
Rank in Kermanshah
4th of 4

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

What about similarly populated cities?

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
Eslamabad-e GharbTralBalakot

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