Mayo-Kebbi Est: region in Chad
What exactly constitutes the spatial extent of the city? For these aggregations, we used the Global Human Settlement Layer Urban Center Database (GHS-UCDB) to define the boundaries of the city. These cities -- or urban centers -- cover areas that are densely populated and built-up, and so may extend beyond the spatial borders of these cities that we may be familiar with. The GHS area is shaded in blue.
View Mayo-Kebbi Est, Chad on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Mayo-Kebbi Est as of 2014, the overall level of street-network sprawl is 2.18, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are -1.39, 2.8, 2.52 and 2.67. Disconnectivity in street construction in Mayo-Kebbi Est follows a zig-zag trend. In 1975, street construction was most disconnected, while construction was most connected in 1976-1990.
Quantity of street network construction: The street network in Mayo-Kebbi Est spans a total of 2120 kilometers. It is dominated by roads constructed in 1991-2000. These roads have an SNDi of 2.52, which is in the 40th to 60th percentile of disconnectedness.
Effect on the aggregate network: New construction in each period adds to the total stock of streets, but does not change streets that have already been built. Therefore, it has a limited effect on the street network as a whole. The SNDis of the aggregate street network in the respective time periods are -1.39, 2.71, 1.91 and 2.18. Disconnectivity in Mayo-Kebbi Est's street network follows a zig-zag trend. In 1975, the region was most disconnected; while it was most connected in 1976-1990.
The level of street-network sprawl in new development in Mayo-Kebbi Est followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Mayo-Kebbi Est, we can consider one of its most populous cities: Bongor. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Bongor followed a zig-zag trend.
How do development practices in Mayo-Kebbi Est fare in comparison to others in Chad? Most recently in 2001-2014, street construction in Mayo-Kebbi Est was the 4th-most disconnected out of the 17 regions in Chad. Its position in the ranks since 1975 has risen; relative to other regions in Chad, street construction in Mayo-Kebbi Est has become more disconnected. Mayo-Kebbi Est ranked 11th in 1975, 7th in 1976-1990, 10th in 1991-2000 and 4th in 2001-2014.
As of 2014, the city with the most disconnected street network in Mayo-Kebbi Est is Bongor with an SNDi of -0.68, which is very well-connected. Conversely, the most connected city is Bongor with an SNDi of -0.68, which is very well-connected. See trends for these cities: Bongor, Bongor
The level of street-network sprawl in the aggregate network in Mayo-Kebbi Est followed a zig-zag trend with an overall increase. To get a sense of how the aggregate street network has changed in Mayo-Kebbi Est, we can consider one of its most populous cities: Bongor. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Bongor followed a zig-zag trend.
To date, Mayo-Kebbi Est is the 10th-most disconnected out of the 17 regions in Chad. Its position in the ranks since 1975 has risen; relative to other regions in Chad, the street network in Mayo-Kebbi Est has become more disconnected. Mayo-Kebbi Est ranked 11th in 1975, 7th in 1976-1990, 11th in 1991-2000 and 10th in 2001-2014.