Volzhskiy in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Volzhskiy plotted against Volgograd and Russia. The SNDi of new construction in Volzhskiy was at its lowest in 1976-1990, compared to Volgograd which rose steadily and Russia which rose steadily. Most recently, Volzhskiy's incremental SNDi rose from 4.11 to 5.54 between 1991-2005 and 2006-2020. In terms of the aggregate network, Volzhskiy ranked 4th out of 5 cities in Volgograd and 216th out of 252 in Russia as of 2020.

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

What about similarly populated cities?

• Moshi, Tanzania
• Pangkalpinang, Indonesia
• Birnin Kebbi, Nigeria
• Akita, Japan
• Mossoró, Brazil
• Cape Coast, Ghana

In new street additions, Volzhskiy built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Moshi built increasingly disconnected streets from 1975 through 1976-1990, then improved and Akita fluctuated in its street-construction patterns. Looking at the full network, Moshi and Akita both became progressively more disconnected, while Volzhskiy became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Volzhskiy and Moshi have been converging in their street-network character since 1975.