Nurabad in context: Street-network sprawl trends

Nurabad in context

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
NurabadLorestan (Region)Iran (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nurabad plotted against Lorestan and Iran. The SNDi of new construction in Nurabad followed a zig-zag trend with an overall increase, compared to Lorestan which rose steadily and Iran which rose steadily. Most recently, Nurabad's incremental SNDi rose from 1.66 to 2.27 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nurabad ranked 1st out of 6 cities in Lorestan and 6th out of 169 in Iran as of 2020.

New Street Additions (2006–2020)

SNDi value
2.27
Rank in Iran
17th of 169
Rank in Lorestan
2nd of 6

Entire Network (Aggregate)

SNDi value
1.92
Rank in Iran
6th of 169
Rank in Lorestan
1st of 6

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
NurabadVadakkencherySanta Cruz del Quiche

In new street additions, Nurabad and Santa Cruz del Quiché both fluctuated in its street-construction patterns, while Vadakkenchery built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Nurabad and Santa Cruz del Quiché both became progressively more disconnected, while Vadakkenchery became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Nurabad and Santa Cruz del Quiché have been growing further apart in their street-network character since 1975.