Kaza in context: Street-network sprawl trends

Kaza in context

2.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
KazaNangarhar (Region)Afghanistan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kaza plotted against Nangarhar and Afghanistan. While Nangarhar and Afghanistan both followed a zig-zag trend with an overall increase, Kaza's new street additions followed a zig-zag trend with an overall increase. Most recently, Kaza's incremental SNDi rose from 4.02 to 5.38 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kaza ranked 2nd out of 4 cities in Nangarhar and 47th out of 73 in Afghanistan as of 2020.

New Street Additions (2006–2020)

SNDi value
5.38
Rank in Afghanistan
53rd of 73
Rank in Nangarhar
2nd of 4

Entire Network (Aggregate)

SNDi value
4.71
Rank in Afghanistan
47th of 73
Rank in Nangarhar
2nd of 4

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
KazaOhmi-HachimanYurimaguas

In new street additions, Kaza fluctuated in its street-construction patterns, while Ohmi-Hachiman built increasingly disconnected streets from 1975 through 1991-2005, then improved and Yurimaguas built increasingly disconnected streets from 1975 through 1976-1990, then improved. Looking at the full network, Ohmi-Hachiman and Yurimaguas both became progressively more disconnected, while Kaza fluctuated in connectivity. Kaza and Ohmi-Hachiman have been growing further apart in their street-network character since 1975.