Shihr in context: Street-network sprawl trends

Shihr in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
ShihrHadramawt (Region)Yemen (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shihr plotted against Hadramawt and Yemen. While Hadramawt and Yemen both followed a zig-zag trend with an overall increase, Shihr's new street additions followed a zig-zag trend with an overall increase. Most recently, Shihr's incremental SNDi rose from 2.75 to 4.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Shihr ranked 1st out of 7 cities in Hadramawt and 5th out of 58 in Yemen as of 2020.

New Street Additions (2006–2020)

SNDi value
4.52
Rank in Yemen
27th of 58
Rank in Hadramawt
4th of 7

Entire Network (Aggregate)

SNDi value
2.24
Rank in Yemen
5th of 58
Rank in Hadramawt
1st of 7

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

What about similarly populated cities?

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
ShihrPatosKoszalin

In new street additions, Shihr fluctuated in its street-construction patterns, while Patos built increasingly disconnected streets from 1975 through 1976-1990, then improved and Koszalin built increasingly disconnected streets over time. For the full network, Shihr and Koszalin both became progressively more disconnected, while Patos grew more disconnected from 1975 through 1991-2005, then improved. Notably, Shihr had a more connected network than Koszalin in 1975 but the two have since reversed their relative ranking.