Vélingara: city in Kolda, Senegal
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 Vélingara, Senegal on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Vélingara as of 2014, the overall level of street-network sprawl is 0.2, which is very well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are nan, 0.12, 0.14 and 0.55. Data was not available in 1975.
Quantity of street network construction: The street network in Vélingara spans a total of 87 kilometers. It is dominated by roads constructed prior to 1975. These roads have an SNDi of nan, which is highly disconnected.
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 nan, 0.12, 0.09 and 0.2. Data was not available in 1975.
Vélingara and Kolda do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in Kolda followed a zig-zag trend with an overall decrease.
How do development practices in Vélingara fare in comparison to others in Kolda? Most recently in 2001-2014, street construction in Vélingara was the 2nd-most disconnected out of the 3 cities in Kolda. Its position in the ranks since 1975 has not changed. Vélingara ranked 2nd in 1976-1990, 3rd in 1991-2000 and 2nd in 2001-2014. There was no ranking in 1975 due to unavailable data.
Vélingara and Senegal do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in Senegal rose steadily.
How do development practices in Vélingara fare in comparison to others in Senegal? Most recently in 2001-2014, street construction in Vélingara was the 19th-most disconnected out of the 31 cities in Senegal. Its position in the ranks since 1975 has fallen; relative to other cities in Senegal, street construction in Vélingara has become more connected. Vélingara ranked 16th in 1976-1990, 24th in 1991-2000 and 19th in 2001-2014. There was no ranking in 1975 due to unavailable data.
Vélingara and Kolda do not follow the same trend in the disconnectivity of their aggregate street networks. There was not enough data from the city, while the SNDi of street constructions in Kolda followed a zig-zag trend with an overall decrease.
To date, Vélingara is the 2nd-most disconnected out of the 3 cities in Kolda. Its position in the ranks since 1975 has not changed. Vélingara ranked 2nd in 1976-1990, 2nd in 1991-2000 and 2nd in 2001-2014. There was no ranking in 1975 due to unavailable data.
Vélingara and Senegal do not follow the same trend in the disconnectivity of their aggregate street networks. There was not enough data from the city, while the SNDi of street constructions in Senegal rose steadily.
To date, Vélingara is the 21st-most disconnected out of the 31 cities in Senegal. Its position in the ranks since 1975 has fallen; relative to other cities in Senegal, the street network in Vélingara has become more connected. Vélingara ranked 16th in 1976-1990, 21st in 1991-2000 and 21st in 2001-2014. There was no ranking in 1975 due to unavailable data.
As of 2015, Vélingara had a built-up area of 1.88 square kilometers, and a population of 121044 people.
These are some other cities with approximately the same population: