Shi`b al Ghayl in context: Street-network sprawl trends

Shi`b al Ghayl in context

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
Shi`b al GhaylDhamar (Region)Yemen (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Shi`b al Ghayl plotted against Dhamar and Yemen. The SNDi of new construction in Shi`b al Ghayl followed a zig-zag trend, compared to Dhamar which was at its lowest in 1991-2005 and Yemen which followed a zig-zag trend with an overall increase. In terms of the aggregate network, Shi`b al Ghayl ranked 3rd out of 3 cities in Dhamar and 45th out of 58 in Yemen as of 2020.

New Street Additions (2006–2020)

SNDi value
N/A

Entire Network (Aggregate)

SNDi value
6.46
Rank in Yemen
45th of 58
Rank in Dhamar
3rd of 3

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

What about similarly populated cities?

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
Shi`b al GhaylDera Allah YarJixian

In new street additions, Shi`b al Ghayl fluctuated in its street-construction patterns, while Dera Allah Yar built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Jixian fluctuated in its street-construction patterns. For the full network, Shi`b al Ghayl fluctuated in connectivity, while Dera Allah Yar became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Jixian fluctuated in connectivity.