Comparisons
Sila vs. the other two most closely populated regions in Chad: Mandoul and Barh el Ghazel
Sila in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Sila peaked in 1976-1990. To get a sense of how street development has changed in Sila, we can consider two of its most populous cities: Um Dukhan and Goz Beïda. Out of the two cities, Um Dukhan does not follow the same trend as the region. The level of street-network sprawl in new development in Um Dukhan followed a zig-zag trend.
How do development practices in Sila fare in comparison to others in Chad? Most recently in 2006-2020, street construction in Sila was the 17th-most disconnected out of the 19 regions in Chad. Its position in the ranks since 1975 has risen; relative to other regions in Chad, street construction in Sila has become more disconnected. Sila ranked 18th in 1975, 19th in 1976-1990, 18th in 1991-2005 and 17th in 2006-2020.
Sila in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Sila is Um Dukhan with an SNDi of 7.6, which is very sprawly. Conversely, the most connected city is Goz Beïda with an SNDi of 3.4, which is relatively sprawly. See trends for these cities: Goz Beïda, Um Dukhan
The level of street-network sprawl in the aggregate network in Sila peaked in 1976-1990. To get a sense of how the aggregate street network has changed in Sila, we can consider two of its most populous cities: Um Dukhan and Goz Beïda. Out of the two cities, Um Dukhan does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Um Dukhan followed a zig-zag trend.
To date, Sila is the 18th-most disconnected out of the 19 regions in Chad. Its position in the ranks since 1975 has not changed. Sila ranked 18th in 1975, 18th in 1976-1990, 18th in 1991-2005 and 18th in 2006-2020.