Espinal in context: Street-network sprawl trends

Espinal in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Espinal plotted against Tolima and Colombia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Espinal's incremental SNDi rose from 1.68 to 1.81 between 1991-2005 and 2006-2020. In terms of the aggregate network, Espinal ranked 1st out of 2 cities in Tolima and 20th out of 83 in Colombia as of 2020.

New Street Additions (2006–2020)

SNDi value
1.81
Rank in Colombia
5th of 83
Rank in Tolima
1st of 2

Entire Network (Aggregate)

SNDi value
1.96
Rank in Colombia
20th of 83
Rank in Tolima
1st of 2

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
EspinalCuimbaMirebalais

In new street additions, Espinal fluctuated in its street-construction patterns, while Cuimba fluctuated in its street-construction patterns and Mirebalais built increasingly disconnected streets over time. For the full network, Espinal grew more disconnected from 1975 through 1976-1990, then improved, while Cuimba fluctuated in connectivity and Mirebalais became progressively more disconnected. Notably, Espinal had a more sprawly network than Mirebalais in 1975 but the two have since reversed their relative ranking.