Hajdú-Bihar: region in Hungary
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 Hajdú-Bihar, Hungary on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Hajdú-Bihar as of 2014, the overall level of street-network sprawl is 2.5, 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 1.64, 3.01, 4.52 and 4.59. In each period, new street development in Hajdú-Bihar steadily grows more disconnected than in the last. This increase has slowed: between 1975 and 1976-1990, SNDi rose by 1.37 points, but between 1991-2000 and 2001-2014, it rose by just 0.07.
Quantity of street network construction: The street network in Hajdú-Bihar spans a total of 4901 kilometers. It is dominated by roads constructed in 1976-1990. These roads have an SNDi of 3.01, 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 1.64, 2.24, 2.32 and 2.5. Overall, the SNDi of the aggregate street network has risen: the street network in Hajdú-Bihar has become more disconnected. This increase has slowed: between 1975 and 1976-1990, SNDi rose by 0.6 points, but between 1991-2000 and 2001-2014, it rose by just 0.18.
The level of street-network sprawl in new development in Hajdú-Bihar rose steadily. To get a sense of how street development has changed in Hajdú-Bihar, we can consider one of its most populous cities: Debrecen. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Debrecen followed a zig-zag trend with an overall increase.
How do development practices in Hajdú-Bihar fare in comparison to others in Hungary? Most recently in 2001-2014, street construction in Hajdú-Bihar was the 3rd-most disconnected out of the 10 regions in Hungary. Its position in the ranks since 1975 has risen; relative to other regions in Hungary, street construction in Hajdú-Bihar has become more disconnected. Hajdú-Bihar ranked 6th in 1975, 4th in 1976-1990, 4th in 1991-2000 and 3rd in 2001-2014.
As of 2014, the city with the most disconnected street network in Hajdú-Bihar is Debrecen with an SNDi of 1.79, which is relatively well-connected. Conversely, the most connected city is Debrecen with an SNDi of 1.79, which is relatively well-connected. See trends for these cities: Debrecen, Debrecen
The level of street-network sprawl in the aggregate network in Hajdú-Bihar rose steadily. To get a sense of how the aggregate street network has changed in Hajdú-Bihar, we can consider one of its most populous cities: Debrecen. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Debrecen followed a zig-zag trend with an overall increase.
To date, Hajdú-Bihar is the 5th-most disconnected out of the 10 regions in Hungary. Its position in the ranks since 1975 has risen; relative to other regions in Hungary, the street network in Hajdú-Bihar has become more disconnected. Hajdú-Bihar ranked 6th in 1975, 5th in 1976-1990, 5th in 1991-2000 and 5th in 2001-2014.