Varna in context: Street-network sprawl trends

Varna in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
VarnaBulgaria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Varna plotted against Bulgaria. Both Varna and Bulgaria follow the same trend. Most recently, Varna's incremental SNDi rose from 4.12 to 4.8 between 1991-2005 and 2006-2020. In terms of the aggregate network, Varna ranked 6th out of 6 in Bulgaria as of 2020.

New Street Additions (2006–2020)

SNDi value
4.8
Rank in Bulgaria
6th of 6

Entire Network (Aggregate)

SNDi value
2.24
Rank in Bulgaria
6th of 6

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
VarnaMallawiKursk

In new street additions, Varna and Kursk both built increasingly disconnected streets over time, while Mallawi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Varna and Kursk both became progressively more disconnected, while Mallawi became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Varna had a more connected network than Kursk in 1975 but the two have since reversed their relative ranking.