Surigao del Norte: region in Philippines
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 Surigao del Norte, Philippines on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Surigao del Norte as of 2014, the overall level of street-network sprawl is 4.58, which is highly disconnected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 3.52, 5.75, nan and 7.03. Data was not available in 1991-2000.
Quantity of street network construction: The street network in Surigao del Norte spans a total of 897 kilometers. It is dominated by roads constructed prior to 1975. These roads have an SNDi of 3.52, which is highly disconnected.
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 3.52, 4.53, 4.53 and 4.58. Overall, the SNDi of the aggregate street network has risen: the street network in Surigao del Norte has become more disconnected. This increase has slowed: between 1975 and 1976-1990, SNDi rose by 1.01 points, but between 1991-2000 and 2001-2014, it rose by just 0.06.
The level of street-network sprawl in new development in Surigao del Norte followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Surigao del Norte, we can consider one of its most populous cities: Surigao City. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Surigao City followed a zig-zag trend with an overall increase.
How do development practices in Surigao del Norte fare in comparison to others in Philippines? Most recently in 2001-2014, street construction in Surigao del Norte was the 9th-most disconnected out of the 51 regions in Philippines. Its position in the ranks since 1975 has risen; relative to other regions in Philippines, street construction in Surigao del Norte has become more disconnected. Surigao del Norte ranked 27th in 1975, 9th in 1976-1990 and 9th in 2001-2014. There was no ranking in 1991-2000 due to unavailable data.
As of 2014, the city with the most disconnected street network in Surigao del Norte is Surigao City with an SNDi of 4.4, which is highly disconnected. Conversely, the most connected city is Surigao City with an SNDi of 4.4, which is highly disconnected. See trends for these cities: Surigao City, Surigao City
The level of street-network sprawl in the aggregate network in Surigao del Norte rose steadily. To get a sense of how the aggregate street network has changed in Surigao del Norte, we can consider one of its most populous cities: Surigao City. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Surigao City rose steadily.
To date, Surigao del Norte is the 31st-most disconnected out of the 51 regions in Philippines. Its position in the ranks since 1975 has fallen; relative to other regions in Philippines, the street network in Surigao del Norte has become more connected. Surigao del Norte ranked 27th in 1975, 25th in 1976-1990, 28th in 1991-2000 and 31st in 2001-2014.