Leninogorsk in context: Street-network sprawl trends

Leninogorsk in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
LeninogorskTatarstan (Region)Russia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Leninogorsk plotted against Tatarstan and Russia. The SNDi of new construction in Leninogorsk followed a zig-zag trend with an overall increase, compared to Tatarstan which rose steadily and Russia which rose steadily. Most recently, Leninogorsk's incremental SNDi fell from 2.73 to 2.44 between 1991-2005 and 2006-2020. In terms of the aggregate network, Leninogorsk ranked 4th out of 8 cities in Tatarstan and 137th out of 252 in Russia as of 2020.

New Street Additions (2006–2020)

SNDi value
2.44
Rank in Russia
44th of 252
Rank in Tatarstan
3rd of 8

Entire Network (Aggregate)

SNDi value
2.51
Rank in Russia
137th of 252
Rank in Tatarstan
4th of 8

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
LeninogorskCaofeidianDuaca

While Caofeidian and Duaca both fluctuated in its street-construction patterns, Leninogorsk fluctuated in its street-construction patterns in new street additions. For the full network, Leninogorsk became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Caofeidian fluctuated in connectivity and Duaca became progressively more disconnected. Notably, Leninogorsk had a more sprawly network than Caofeidian in 1975 but the two have since reversed their relative ranking.