Nizhny Tagil in context: Street-network sprawl trends

Nizhny Tagil in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
Nizhny TagilSverdlovsk (Region)Russia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nizhny Tagil plotted against Sverdlovsk and Russia. The SNDi of new construction in Nizhny Tagil followed a zig-zag trend with an overall increase, compared to Sverdlovsk which rose steadily and Russia which rose steadily. Most recently, Nizhny Tagil's incremental SNDi rose from 2.24 to 2.77 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nizhny Tagil ranked 4th out of 8 cities in Sverdlovsk and 79th out of 252 in Russia as of 2020.

New Street Additions (2006–2020)

SNDi value
2.77
Rank in Russia
70th of 252
Rank in Sverdlovsk
2nd of 8

Entire Network (Aggregate)

SNDi value
2.12
Rank in Russia
79th of 252
Rank in Sverdlovsk
4th of 8

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

What about similarly populated cities?

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
Nizhny TagilTuluaAsaka

In new street additions, Nizhny Tagil and Asaka both fluctuated in its street-construction patterns, while Tuluá built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full street network, though, all three cities follow the same trend.