Tarinkot in context: Street-network sprawl trends

Tarinkot in context

2.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
TarinkotUruzgan (Region)Afghanistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tarinkot plotted against Uruzgan and Afghanistan. The SNDi of new construction in Tarinkot fell steadily, compared to Uruzgan which fell steadily and Afghanistan which followed a zig-zag trend with an overall increase. Most recently, Tarinkot's incremental SNDi fell from 2.24 to 2.19 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tarinkot ranked 1st out of 2 cities in Uruzgan and 20th out of 73 in Afghanistan as of 2020.

New Street Additions (2006–2020)

SNDi value
2.19
Rank in Afghanistan
12th of 73
Rank in Uruzgan
1st of 2

Entire Network (Aggregate)

SNDi value
2.98
Rank in Afghanistan
20th of 73
Rank in Uruzgan
1st of 2

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

What about similarly populated cities?

04812<19751976–19901991–20052006–2020SNDi of street additions
04812<19751976–19901991–20052006–2020SNDi of entire street network
TarinkotMecheriaKudra

In new street additions, Tarinkot built increasingly connected streets over time, while Mecheria fluctuated in its street-construction patterns and Kudra built increasingly disconnected streets over time. Looking at the full network, Mecheria and Kudra both became progressively more disconnected, while Tarinkot became progressively more connected. Tarinkot and Mecheria have been converging in their street-network character since 1975.