Saurimo: city in Lunda Sul, Angola
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 Saurimo, Angola on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Saurimo as of 2014, the overall level of street-network sprawl is 0.46, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 0.88, 1.07, -0.08 and 0.2. Disconnectivity in street construction in Saurimo follows a zig-zag trend. In 1991-2000, street construction was most disconnected, while construction was most connected in 1976-1990.
Quantity of street network construction: The street network in Saurimo spans a total of 637 kilometers. It is dominated by roads constructed in 2001-2014. These roads have an SNDi of 0.2, which is very well-connected.
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 0.88, 1.03, 0.9 and 0.46. The aggregate street network in Saurimo increased in disconnectivity initially,but the trend has turned around after 1990.
Saurimo and Lunda Sul do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Saurimo followed a zig-zag trend with an overall decrease, while the SNDi of street constructions in Lunda Sul peaked in 1991-2000.
How do development practices in Saurimo fare in comparison to others in Lunda Sul? Most recently in 2001-2014, street construction in Saurimo was the 1st-most disconnected out of the 1 cities in Lunda Sul. Its position in the ranks since 1975 has not changed. Saurimo ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2000 and 1st in 2001-2014.
Saurimo and Angola do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Saurimo followed a zig-zag trend with an overall decrease, while the SNDi of street constructions in Angola peaked in 1976-1990.
How do development practices in Saurimo fare in comparison to others in Angola? Most recently in 2001-2014, street construction in Saurimo was the 45th-most disconnected out of the 51 cities in Angola. Its position in the ranks since 1975 has fallen; relative to other cities in Angola, street construction in Saurimo has become more connected. Saurimo ranked 23rd in 1975, 27th in 1976-1990, 38th in 1991-2000 and 45th in 2001-2014.
Saurimo and Lunda Sul do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Saurimo peaked in 1976-1990, while the SNDi of street constructions in Lunda Sul peaked in 1991-2000.
To date, Saurimo is the 1st-most disconnected out of the 1 cities in Lunda Sul. Its position in the ranks since 1975 has not changed. Saurimo ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2000 and 1st in 2001-2014.
Saurimo and Angola do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Saurimo peaked in 1976-1990, while the SNDi of street constructions in Angola peaked in 1991-2000.
To date, Saurimo is the 46th-most disconnected out of the 51 cities in Angola. Its position in the ranks since 1975 has fallen; relative to other cities in Angola, the street network in Saurimo has become more connected. Saurimo ranked 23rd in 1975, 30th in 1976-1990, 31st in 1991-2000 and 46th in 2001-2014.
As of 2015, Saurimo had a built-up area of 17.15 square kilometers, and a population of 357697 people.
These are some other cities with approximately the same population: