Al Qutay` in context: Street-network sprawl trends

Al Qutay` 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
Al Qutay`Al Hudaydah (Region)Yemen (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Al Qutay` plotted against Al Hudaydah and Yemen. The SNDi of new construction in Al Qutay` fell steadily, compared to Al Hudaydah which followed a zig-zag trend with an overall increase and Yemen which followed a zig-zag trend with an overall increase. Most recently, Al Qutay`'s incremental SNDi fell from 1.97 to 1.75 between 1991-2005 and 2006-2020. In terms of the aggregate network, Al Qutay` ranked 4th out of 8 cities in Al Hudaydah and 7th out of 58 in Yemen as of 2020.

New Street Additions (2006–2020)

SNDi value
1.75
Rank in Yemen
2nd of 58
Rank in Al Hudaydah
2nd of 8

Entire Network (Aggregate)

SNDi value
2.29
Rank in Yemen
7th of 58
Rank in Al Hudaydah
4th of 8

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

What about similarly populated cities?

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
Al Qutay`GyzylarbatPhrae

In new street additions, Al Qutay` and Gyzylarbat both built increasingly connected streets over time, while Phrae built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Al Qutay` and Gyzylarbat both became progressively more connected, while Phrae became progressively more disconnected. Al Qutay` and Phrae have been growing further apart in their street-network character since 1975.