Urgench in context: Street-network sprawl trends

Urgench in context

3.544.55<19751976–19901991–20052006–2020SNDi of street additions
3.544.55<19751976–19901991–20052006–2020SNDi of entire street network
UrgenchXorazm (Region)Uzbekistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Urgench plotted against Xorazm and Uzbekistan. The SNDi of new construction in Urgench peaked in 1991-2005, compared to Xorazm which peaked in 1991-2005 and Uzbekistan which rose steadily. Most recently, Urgench's incremental SNDi fell from 3.44 to 3.41 between 1991-2005 and 2006-2020. In terms of the aggregate network, Urgench ranked 3rd out of 5 cities in Xorazm and 26th out of 72 in Uzbekistan as of 2020.

New Street Additions (2006–2020)

SNDi value
3.41
Rank in Uzbekistan
13th of 72
Rank in Xorazm
3rd of 5

Entire Network (Aggregate)

SNDi value
3.32
Rank in Uzbekistan
26th of 72
Rank in Xorazm
3rd of 5

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
UrgenchCabanatuanDingzhou

In new street additions, Urgench built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Cabanatuan built increasingly disconnected streets from 1975 through 1976-1990, then improved and Dingzhou fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Urgench and Cabanatuan have been growing further apart in their street-network character since 1975.