Labrat Revenge's Portland, Oregon: The Age of a City was 1 of the kickoff interactive edifice historic catamenia maps. The map colors Portland buildings footprints yesteryear age. 544,033 buildings are displayed inward total, resulting inward a beautiful looking map that reveals about interesting facts nearly Portland's evolution over the years.
The Oregonian has similar a shot taken essentially the same information to practice a map visualizing the buildings inward the metropolis most inward danger from earthquake damage.
In 1974 Oregon enacted its kickoff statewide edifice code. In 1993 western Oregon adopted its kickoff seismic standards. Franz Rad, a professor of civil & environmental applied scientific discipline at Portland State University, argues that these dates furnish a "broad-brush await at the vulnerability of buildings".
Portland buildings that predate 1974 are probable to hold out the most vulnerable to seismic activity. Buildings erected afterwards 1974 are meliorate built, too those built afterwards 1993 are fifty-fifty better.
Earthquakes: How Vulnerable are Portland’s Buildings? takes the Portland edifice historic catamenia information too colors the metropolis edifice footprints to present buildings constructed earlier 1974, those constructed betwixt 1974 & 1993 too buildings erected afterwards 1993. You tin sack hence role the map to assess the probable vulnerability of whatsoever Portland edifice during an earthquake.
In 1974 Oregon enacted its kickoff statewide edifice code. In 1993 western Oregon adopted its kickoff seismic standards. Franz Rad, a professor of civil & environmental applied scientific discipline at Portland State University, argues that these dates furnish a "broad-brush await at the vulnerability of buildings".
Portland buildings that predate 1974 are probable to hold out the most vulnerable to seismic activity. Buildings erected afterwards 1974 are meliorate built, too those built afterwards 1993 are fifty-fifty better.
Earthquakes: How Vulnerable are Portland’s Buildings? takes the Portland edifice historic catamenia information too colors the metropolis edifice footprints to present buildings constructed earlier 1974, those constructed betwixt 1974 & 1993 too buildings erected afterwards 1993. You tin sack hence role the map to assess the probable vulnerability of whatsoever Portland edifice during an earthquake.
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