Ostrava: city in Moravskoslezský, Czech Republic
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 Ostrava, Czech Republic on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Ostrava as of 2014, the overall level of street-network sprawl is 1.65, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 1.58, 2.03, 0.93 and 4.27. Disconnectivity in street construction in Ostrava follows a zig-zag trend. In 1991-2000, street construction was most disconnected, while construction was most connected in 2001-2014.
Quantity of street network construction: The street network in Ostrava spans a total of 599 kilometers. It is dominated by roads constructed prior to 1975. These roads have an SNDi of 1.58, which is relatively 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 1.58, 1.63, 1.62 and 1.65. Disconnectivity in Ostrava's street network follows a zig-zag trend. In 1975, the city was most disconnected; while it was most connected in 2001-2014.
Ostrava and Moravskoslezský do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Ostrava followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Moravskoslezský peaked in 1991-2000.
How do development practices in Ostrava fare in comparison to others in Moravskoslezský? Most recently in 2001-2014, street construction in Ostrava was the 1st-most disconnected out of the 2 cities in Moravskoslezský. Its position in the ranks since 1975 has risen; relative to other cities in Moravskoslezský, street construction in Ostrava has become more disconnected. Ostrava ranked 2nd in 1975, 2nd in 1976-1990, 1st in 1991-2000 and 1st in 2001-2014.
Ostrava and Czech Republic do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Ostrava followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Czech Republic rose steadily.
How do development practices in Ostrava fare in comparison to others in Czech Republic? Most recently in 2001-2014, street construction in Ostrava was the 4th-most disconnected out of the 12 cities in Czech Republic. Its position in the ranks since 1975 has fallen; relative to other cities in Czech Republic, street construction in Ostrava has become more connected. Ostrava ranked 2nd in 1975, 7th in 1976-1990, 9th in 1991-2000 and 4th in 2001-2014.
Ostrava and Moravskoslezský do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Ostrava followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Moravskoslezský rose steadily.
To date, Ostrava is the 2nd-most disconnected out of the 2 cities in Moravskoslezský. Its position in the ranks since 1975 has not changed. Ostrava ranked 2nd in 1975, 2nd in 1976-1990, 2nd in 1991-2000 and 2nd in 2001-2014.
Ostrava and Czech Republic do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Ostrava followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Czech Republic rose steadily.
To date, Ostrava is the 3rd-most disconnected out of the 12 cities in Czech Republic. Its position in the ranks since 1975 has fallen; relative to other cities in Czech Republic, the street network in Ostrava has become more connected. Ostrava ranked 2nd in 1975, 3rd in 1976-1990, 3rd in 1991-2000 and 3rd in 2001-2014.
As of 2015, Ostrava had a built-up area of 51.33 square kilometers, and a population of 186519 people.
These are some other cities with approximately the same population: