Dushanbe in context: Street-network sprawl trends

Dushanbe in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
DushanbeTajikistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dushanbe plotted against Tajikistan. The SNDi of new construction in Dushanbe rose steadily, while Tajikistan followed a zig-zag trend with an overall increase. Most recently, Dushanbe's incremental SNDi rose from 5.61 to 6.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dushanbe ranked 14th out of 22 in Tajikistan as of 2020.

New Street Additions (2006–2020)

SNDi value
6.58
Rank in Tajikistan
14th of 22

Entire Network (Aggregate)

SNDi value
4.75
Rank in Tajikistan
14th of 22

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
DushanbeCochabambaWarri

In new street additions, Dushanbe and Warri both built increasingly disconnected streets over time, while Cochabamba fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Dushanbe and Warri have been converging in their street-network character since 1975.