Nazarabad in context: Street-network sprawl trends

Nazarabad in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
NazarabadAlborz (Region)Iran (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nazarabad plotted against Alborz and Iran. While Alborz and Iran both rose steadily, Nazarabad's new street additions rose steadily. Most recently, Nazarabad's incremental SNDi rose from 2.25 to 2.72 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nazarabad ranked 1st out of 7 cities in Alborz and 17th out of 169 in Iran as of 2020.

New Street Additions (2006–2020)

SNDi value
2.72
Rank in Iran
44th of 169
Rank in Alborz
1st of 7

Entire Network (Aggregate)

SNDi value
2.24
Rank in Iran
17th of 169
Rank in Alborz
1st of 7

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
NazarabadAgarMokokchung

In new street additions, Nazarabad built increasingly disconnected streets over time, while Agar fluctuated in its street-construction patterns and Mokokchung built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Nazarabad and Mokokchung both became progressively more disconnected, while Agar fluctuated in connectivity.