Tierralta in context: Street-network sprawl trends

Tierralta in context

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
TierraltaCordoba (Region)Colombia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tierralta plotted against Córdoba and Colombia. The SNDi of new construction in Tierralta peaked in 1976-1990, compared to Córdoba which followed a zig-zag trend with an overall increase and Colombia which followed a zig-zag trend with an overall increase. Most recently, Tierralta's incremental SNDi fell from 2.42 to 2.14 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tierralta ranked 4th out of 5 cities in Córdoba and 26th out of 83 in Colombia as of 2020.

New Street Additions (2006–2020)

SNDi value
2.14
Rank in Colombia
15th of 83
Rank in Córdoba
2nd of 5

Entire Network (Aggregate)

SNDi value
2.22
Rank in Colombia
26th of 83
Rank in Córdoba
4th of 5

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
TierraltaUnryulAiyete

In new street additions, Tierralta built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Unryul fluctuated in its street-construction patterns and Aiyete fluctuated in its street-construction patterns. For the full network, Tierralta grew more disconnected from 1975 through 1991-2005, then improved, while Unryul became progressively more disconnected and Aiyete became progressively more disconnected. Tierralta and Unryul have been converging in their street-network character since 1975.