Igualada in context: Street-network sprawl trends

Igualada in context

1.21.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.43<19751976–19901991–20052006–2020SNDi of entire street network
IgualadaCataluna (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Igualada plotted against Cataluña and Spain. The SNDi of new construction in Igualada followed a zig-zag trend with an overall increase, compared to Cataluña which rose steadily and Spain which peaked in 1976-1990. Most recently, Igualada's incremental SNDi rose from 1.45 to 1.66 between 1991-2005 and 2006-2020. In terms of the aggregate network, Igualada ranked 1st out of 15 cities in Cataluña and 3rd out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
1.66
Rank in Spain
16th of 85
Rank in Cataluña
1st of 15

Entire Network (Aggregate)

SNDi value
1.28
Rank in Spain
3rd of 85
Rank in Cataluña
1st of 15

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

What about similarly populated cities?

012345<19751976–19901991–20052006–2020SNDi of street additions
012345<19751976–19901991–20052006–2020SNDi of entire street network
IgualadaKaisarganjFaqirwali

In new street additions, Igualada fluctuated in its street-construction patterns, while Kaisarganj fluctuated in its street-construction patterns and Faqirwali built increasingly disconnected streets over time. For the full network, Igualada and Faqirwali both became progressively more disconnected, while Kaisarganj fluctuated in connectivity. Igualada and Kaisarganj have been converging in their street-network character since 1975.