Taganrog in context: Street-network sprawl trends

Taganrog in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
TaganrogRostov (Region)Russia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Taganrog plotted against Rostov and Russia. The SNDi of new construction in Taganrog peaked in 1991-2005, compared to Rostov which rose steadily and Russia which rose steadily. Most recently, Taganrog's incremental SNDi fell from 3.27 to 2.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Taganrog ranked 2nd out of 9 cities in Rostov and 88th out of 252 in Russia as of 2020.

New Street Additions (2006–2020)

SNDi value
2.71
Rank in Russia
66th of 252
Rank in Rostov
1st of 9

Entire Network (Aggregate)

SNDi value
2.21
Rank in Russia
88th of 252
Rank in Rostov
2nd of 9

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
TaganrogLegazpiPlymouth

In new street additions, Taganrog built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Legazpi built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Plymouth built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Taganrog and Plymouth both became progressively more disconnected, while Legazpi became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards.