Iriga: city in Camarines Sur, 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 Iriga, Philippines on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Iriga as of 2014, the overall level of street-network sprawl is 3.65, which is highly disconnected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 1.53, 4.21, 0.84 and 1.56. Disconnectivity in street construction in Iriga follows a zig-zag trend. In 1991-2000, street construction was most disconnected, while construction was most connected in 1976-1990.
Quantity of street network construction: The street network in Iriga spans a total of 53 kilometers. It is dominated by roads constructed in 1976-1990. These roads have an SNDi of 4.21, 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 1.53, 3.8, 3.78 and 3.65. The aggregate street network in Iriga increased in disconnectivity initially,but the trend has turned around after 1990.
Iriga and Camarines Sur do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Iriga followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Camarines Sur rose steadily.
How do development practices in Iriga fare in comparison to others in Camarines Sur? Most recently in 2001-2014, street construction in Iriga was the 2nd-most disconnected out of the 2 cities in Camarines Sur. Its position in the ranks since 1975 has not changed. Iriga ranked 2nd in 1975, 2nd in 1976-1990, 2nd in 1991-2000 and 2nd in 2001-2014.
Iriga and Philippines do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Iriga followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Philippines rose steadily.
How do development practices in Iriga fare in comparison to others in Philippines? Most recently in 2001-2014, street construction in Iriga was the 82nd-most disconnected out of the 89 cities in Philippines. Its position in the ranks since 1975 has fallen; relative to other cities in Philippines, street construction in Iriga has become more connected. Iriga ranked 74th in 1975, 49th in 1976-1990, 80th in 1991-2000 and 82nd in 2001-2014.
Iriga and Camarines Sur do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Iriga peaked in 1976-1990, while the SNDi of street constructions in Camarines Sur rose steadily.
To date, Iriga is the 2nd-most disconnected out of the 2 cities in Camarines Sur. Its position in the ranks since 1975 has not changed. Iriga ranked 2nd in 1975, 2nd in 1976-1990, 2nd in 1991-2000 and 2nd in 2001-2014.
Iriga and Philippines do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Iriga peaked in 1976-1990, while the SNDi of street constructions in Philippines rose steadily.
To date, Iriga is the 57th-most disconnected out of the 89 cities in Philippines. Its position in the ranks since 1975 has risen; relative to other cities in Philippines, the street network in Iriga has become more disconnected. Iriga ranked 74th in 1975, 45th in 1976-1990, 53rd in 1991-2000 and 57th in 2001-2014.
As of 2015, Iriga had a built-up area of 1.15 square kilometers, and a population of 53507 people.
These are some other cities with approximately the same population: