Comparisons
Al Dali' vs. the other two most closely populated regions in Yemen: Amran and Abyan
Al Dali' in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Al Dali' was at its lowest in 1976-1990. To get a sense of how street development has changed in Al Dali', we can consider three of its most populous cities: Ad Dala, Hammam Damt and Qa`tabah. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Ad Dala peaked in 1991-2005. The level of street-network sprawl in new development in Hammam Damt followed a zig-zag trend with an overall increase. The level of street-network sprawl in new development in Qa`tabah rose steadily.
How do development practices in Al Dali' fare in comparison to others in Yemen? Most recently in 2006-2020, street construction in Al Dali' was the 12th-most disconnected out of the 15 regions in Yemen. Its position in the ranks since 1975 has risen; relative to other regions in Yemen, street construction in Al Dali' has become more disconnected. Al Dali' ranked 13th in 1975, 9th in 1976-1990, 12th in 1991-2005 and 12th in 2006-2020.
Al Dali' in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Al Dali' is Hammam Damt with an SNDi of 7.02, which is very sprawly. Conversely, the most connected city is Qa`tabah with an SNDi of 3.5, which is relatively sprawly. See trends for these cities: Qa`tabah, Hammam Damt
The level of street-network sprawl in the aggregate network in Al Dali' was at its lowest in 1976-1990. To get a sense of how the aggregate street network has changed in Al Dali', we can consider three of its most populous cities: Ad Dala, Hammam Damt and Qa`tabah. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Ad Dala rose steadily. The level of street-network sprawl in the aggregate network in Hammam Damt rose steadily. The level of street-network sprawl in the aggregate network in Qa`tabah rose steadily.
To date, Al Dali' is the 12th-most disconnected out of the 15 regions in Yemen. Its position in the ranks since 1975 has risen; relative to other regions in Yemen, the street network in Al Dali' has become more disconnected. Al Dali' ranked 13th in 1975, 11th in 1976-1990, 11th in 1991-2005 and 12th in 2006-2020.