Sasolburg: city in Free State, South Africa
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 Sasolburg, South Africa on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Sasolburg as of 2014, the overall level of street-network sprawl is 3.07, which is in the 40th to 60th percentile of disconnectedness.
Trends in street network construction: The SNDis of street construction for the respective time periods are 2.87, 2.66, 3.48 and 3.42. Disconnectivity in street construction in Sasolburg follows a zig-zag trend. In 1976-1990, street construction was most disconnected, while construction was most connected in 1991-2000.
Quantity of street network construction: The street network in Sasolburg spans a total of 474 kilometers. The period with the greatest volume of street construction was 1976-1990. These roads have an SNDi of 2.66, 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 2.87, 2.74, 2.94 and 3.07. The SNDi of the aggregate street network in fell at first, but Sasolburg has worsened in disconnectivity since 1990.
Sasolburg and Free State do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Sasolburg followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Free State rose steadily.
How do development practices in Sasolburg fare in comparison to others in Free State? Most recently in 2001-2014, street construction in Sasolburg was the 3rd-most disconnected out of the 9 cities in Free State. Its position in the ranks since 1975 has fallen; relative to other cities in Free State, street construction in Sasolburg has become more connected. Sasolburg ranked 1st in 1975, 6th in 1976-1990, 6th in 1991-2000 and 3rd in 2001-2014.
Sasolburg and South Africa do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Sasolburg followed a zig-zag trend with an overall increase, while the SNDi of street constructions in South Africa followed a zig-zag trend with an overall increase.
How do development practices in Sasolburg fare in comparison to others in South Africa? Most recently in 2001-2014, street construction in Sasolburg was the 42nd-most disconnected out of the 77 cities in South Africa. Its position in the ranks since 1975 has fallen; relative to other cities in South Africa, street construction in Sasolburg has become more connected. Sasolburg ranked 23rd in 1975, 50th in 1976-1990, 43rd in 1991-2000 and 42nd in 2001-2014.
Sasolburg and Free State do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Sasolburg was at its lowest in 1976-1990, while the SNDi of street constructions in Free State rose steadily.
To date, Sasolburg is the 5th-most disconnected out of the 9 cities in Free State. Its position in the ranks since 1975 has fallen; relative to other cities in Free State, the street network in Sasolburg has become more connected. Sasolburg ranked 1st in 1975, 5th in 1976-1990, 5th in 1991-2000 and 5th in 2001-2014.
Sasolburg and South Africa do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Sasolburg was at its lowest in 1976-1990, while the SNDi of street constructions in South Africa rose steadily.
To date, Sasolburg is the 42nd-most disconnected out of the 77 cities in South Africa. Its position in the ranks since 1975 has fallen; relative to other cities in South Africa, the street network in Sasolburg has become more connected. Sasolburg ranked 23rd in 1975, 46th in 1976-1990, 43rd in 1991-2000 and 42nd in 2001-2014.
As of 2015, Sasolburg had a built-up area of 17.18 square kilometers, and a population of 107156 people.
These are some other cities with approximately the same population: