Siverek: city in Sanliurfa, Turkey
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 Siverek, Turkey on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Siverek as of 2014, the overall level of street-network sprawl is 0.1, which is very well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 0.04, -0.22, 0.36 and 1.49. The disconnectivity of new streets constructed in Siverek fell, then rose. In 1976-1990, new street layouts were the most connected.
Quantity of street network construction: The street network in Siverek spans a total of 258 kilometers. It is dominated by roads constructed in 1976-1990. These roads have an SNDi of -0.22, 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 0.04, -0.21, -0.09 and 0.1. The SNDi of the aggregate street network in fell at first, but Siverek has worsened in disconnectivity since 1990.
Siverek and Sanliurfa follow the same trend in the disconnectivity of their street network constructions. The SNDi for both of these was at its lowest in 1976-1990.
How do development practices in Siverek fare in comparison to others in Sanliurfa? Most recently in 2001-2014, street construction in Siverek was the 3rd-most disconnected out of the 6 cities in Sanliurfa. Its position in the ranks since 1975 has risen; relative to other cities in Sanliurfa, street construction in Siverek has become more disconnected. Siverek ranked 5th in 1975, 6th in 1976-1990, 5th in 1991-2000 and 3rd in 2001-2014.
Siverek and Turkey do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Siverek was at its lowest in 1976-1990, while the SNDi of street constructions in Turkey rose steadily.
How do development practices in Siverek fare in comparison to others in Turkey? Most recently in 2001-2014, street construction in Siverek was the 83rd-most disconnected out of the 134 cities in Turkey. Its position in the ranks since 1975 has risen; relative to other cities in Turkey, street construction in Siverek has become more disconnected. Siverek ranked 101st in 1975, 131st in 1976-1990, 109th in 1991-2000 and 83rd in 2001-2014.
Siverek and Sanliurfa follow the same trend in the disconnectivity of their aggregate street networks. The SNDi for both of these was at its lowest in 1976-1990.
To date, Siverek is the 6th-most disconnected out of the 6 cities in Sanliurfa. Its position in the ranks since 1975 has fallen; relative to other cities in Sanliurfa, the street network in Siverek has become more connected. Siverek ranked 5th in 1975, 6th in 1976-1990, 6th in 1991-2000 and 6th in 2001-2014.
Siverek and Turkey do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Siverek was at its lowest in 1976-1990, while the SNDi of street constructions in Turkey rose steadily.
To date, Siverek is the 128th-most disconnected out of the 134 cities in Turkey. Its position in the ranks since 1975 has fallen; relative to other cities in Turkey, the street network in Siverek has become more connected. Siverek ranked 101st in 1975, 132nd in 1976-1990, 131st in 1991-2000 and 128th in 2001-2014.
As of 2015, Siverek had a built-up area of 6.1 square kilometers, and a population of 160311 people.
These are some other cities with approximately the same population: