Ñuble: region in Chile
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 Ñuble, Chile on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Ñuble as of 2014, the overall level of street-network sprawl is 3.06, 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 2.57, 2.4, 3.29 and 4.09. The disconnectivity of new streets constructed in Ñuble fell, then rose. In 1976-1990, new street layouts were the most connected.
Quantity of street network construction: The street network in Ñuble spans a total of 3227 kilometers. The period with the greatest volume of street construction was 1976-1990. These roads have an SNDi of 2.4, 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 2.57, 2.4, 2.72 and 3.06. The SNDi of the aggregate street network in fell at first, but Ñuble has worsened in disconnectivity since 1990.
The level of street-network sprawl in new development in Ñuble was at its lowest in 1976-1990. To get a sense of how street development has changed in Ñuble, we can consider one of its most populous cities: Chillán. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Chillán followed a zig-zag trend.
How do development practices in Ñuble fare in comparison to others in Chile? Most recently in 2001-2014, street construction in Ñuble was the 9th-most disconnected out of the 16 regions in Chile. Its position in the ranks since 1975 has fallen; relative to other regions in Chile, street construction in Ñuble has become more connected. Ñuble ranked 8th in 1975, 10th in 1976-1990, 8th in 1991-2000 and 9th in 2001-2014.
As of 2014, the city with the most disconnected street network in Ñuble is Chillán with an SNDi of 2.5, which is in the 40th to 60th percentile of disconnectedness. Conversely, the most connected city is Chillán with an SNDi of 2.5, which is in the 40th to 60th percentile of disconnectedness. See trends for these cities: Chillán, Chillán
The level of street-network sprawl in the aggregate network in Ñuble was at its lowest in 1976-1990. To get a sense of how the aggregate street network has changed in Ñuble, we can consider one of its most populous cities: Chillán. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Chillán followed a zig-zag trend.
To date, Ñuble is the 8th-most disconnected out of the 16 regions in Chile. Its position in the ranks since 1975 has not changed. Ñuble ranked 8th in 1975, 10th in 1976-1990, 10th in 1991-2000 and 8th in 2001-2014.