Engels in context: Street-network sprawl trends

Engels in context

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
EngelsSaratov (Region)Russia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Engels plotted against Saratov and Russia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Engels's incremental SNDi rose from 3.57 to 6.81 between 1991-2005 and 2006-2020. In terms of the aggregate network, Engels ranked 2nd out of 4 cities in Saratov and 108th out of 252 in Russia as of 2020.

New Street Additions (2006–2020)

SNDi value
6.81
Rank in Russia
244th of 252
Rank in Saratov
4th of 4

Entire Network (Aggregate)

SNDi value
2.3
Rank in Russia
108th of 252
Rank in Saratov
2nd of 4

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
EngelsMa Jia Middelburg

In new street additions, Engels built increasingly disconnected streets over time, while 马家 fluctuated in its street-construction patterns and Middelburg fluctuated in its street-construction patterns. For the full network, Engels and Middelburg both became progressively more disconnected, while 马家 fluctuated in connectivity.