Ulan-Ude in context: Street-network sprawl trends

Ulan-Ude in context

2.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
Ulan-UdeBuryat (Region)Russia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ulan-Ude plotted against Buryat and Russia. The SNDi of new construction in Ulan-Ude peaked in 1976-1990, compared to Buryat which peaked in 1976-1990 and Russia which rose steadily. Most recently, Ulan-Ude's incremental SNDi fell from 4.61 to 4.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ulan-Ude ranked 1st out of 1 cities in Buryat and 240th out of 252 in Russia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.23
Rank in Russia
186th of 252
Rank in Buryat
1st of 1

Entire Network (Aggregate)

SNDi value
4.22
Rank in Russia
240th of 252
Rank in Buryat
1st of 1

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
Ulan-UdeWakayamaOta

Ulan-Ude, Wakayama, and Ota all built increasingly disconnected streets from 1975 through 1976-1990, then improved in new street construction. Looking at the full network, Wakayama and Ota both became progressively more disconnected, while Ulan-Ude grew more disconnected from 1975 through 1991-2005, then improved.