Tandil in context: Street-network sprawl trends

Tandil 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
TandilBuenos Aires (Region)Argentina (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tandil plotted against Buenos Aires and Argentina. While Buenos Aires and Argentina both followed a zig-zag trend with an overall increase, Tandil's new street additions followed a zig-zag trend with an overall increase. Most recently, Tandil's incremental SNDi rose from 1.39 to 1.45 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tandil ranked 6th out of 18 cities in Buenos Aires and 13th out of 77 in Argentina as of 2020.

New Street Additions (2006–2020)

SNDi value
1.45
Rank in Argentina
15th of 77
Rank in Buenos Aires
5th of 18

Entire Network (Aggregate)

SNDi value
1.23
Rank in Argentina
13th of 77
Rank in Buenos Aires
6th of 18

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
TandilAl KhalisSreenagar

In new street additions, Tandil and Sreenagar both fluctuated in its street-construction patterns, while Al Khalis built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Tandil and Al Khalis both became progressively more disconnected, while Sreenagar fluctuated in connectivity. Tandil and Sreenagar have been growing further apart in their street-network character since 1975.