Sagasi-Deybuk 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 Sagasi-Deybuk plotted against Dagestan and Russia. The SNDi of new construction in Sagasi-Deybuk was at its lowest in 1976-1990, compared to Dagestan which followed a zig-zag trend with an overall increase and Russia which rose steadily. Most recently, Sagasi-Deybuk's incremental SNDi rose from 4.77 to 5.26 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sagasi-Deybuk ranked 4th out of 7 cities in Dagestan and 241st 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?

• Sasni, India
• Palm Coast, United States
• Neumünster, Germany
• Érd, Hungary
• Galikash, Iran
• Pasab, Afghanistan

While Sasni and Érd both built increasingly disconnected streets over time, Sagasi-Deybuk built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns in new street additions. Looking at the full network, Sasni and Érd both became progressively more disconnected, while Sagasi-Deybuk became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards.