Ciudad Acuña in context: Street-network sprawl trends

Ciudad Acuna in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
Ciudad AcunaCoahuila (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ciudad Acuña plotted against Coahuila and México. The SNDi of new construction in Ciudad Acuña peaked in 1976-1990, compared to Coahuila which followed a zig-zag trend with an overall increase and México which followed a zig-zag trend with an overall increase. Most recently, Ciudad Acuña's incremental SNDi fell from 2.14 to 2.12 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ciudad Acuña ranked 4th out of 7 cities in Coahuila and 37th out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
2.12
Rank in México
17th of 182
Rank in Coahuila
3rd of 7

Entire Network (Aggregate)

SNDi value
2.13
Rank in México
37th of 182
Rank in Coahuila
4th of 7

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
Ciudad AcunaJiandeFunchal

In new street additions, Ciudad Acuña and Funchal both built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Jiande built increasingly disconnected streets over time. For the full network, Ciudad Acuña grew more disconnected from 1975 through 1991-2005, then improved, while Jiande became progressively more disconnected and Funchal grew more disconnected from 1975 through 1976-1990, then improved. Ciudad Acuña and Jiande have been growing further apart in their street-network character since 1975.