Pergamino in context: Street-network sprawl trends
Pergamino in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pergamino plotted against Buenos Aires and Argentina. The SNDi of new construction in Pergamino rose steadily, compared to Buenos Aires which rose steadily and Argentina which followed a zig-zag trend with an overall increase. Most recently, Pergamino's incremental SNDi rose from 1.52 to 1.74 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pergamino ranked 4th out of 18 cities in Buenos Aires and 8th out of 77 in Argentina as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 1.74
- Rank in Argentina
- 32nd of 77
- Rank in Buenos Aires
- 8th of 18
Entire Network (Aggregate)
- SNDi value
- 1.17
- Rank in Argentina
- 8th of 77
- Rank in Buenos Aires
- 4th of 18
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Pergamino built increasingly disconnected streets over time, while Pailapool built increasingly disconnected streets from 1975 through 1991-2005, then improved and Qi built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Pergamino and Pailapool both became progressively more disconnected, while Qi grew more disconnected from 1975 through 1976-1990, then improved.