Article Figures & Data
Figures
- Figure 1.
Components of the Storm Triangle.
- Figure 2.
Location of boulevard trees that tipped (greater than 50% of root plate protruding above ground—red dots) or partially tipped (less than 50% of root plate protruding above ground—yellow dots) following the June 21, 2013 wind loading events in Minneapolis, Minnesota.
- Figure 3.
Example of a tipped tree with 50% or more of the root system protruding from the soil.
- Figure 4.
A partially tipped tree with less than 50% of the root plate protruding from the soil.
- Figure 5.
The stratified distribution of Block Street Segments (BSS) indicated as red bars, the sampling points for the study. Each BSS had a minimum of two tree failures.
- Figure 6.
Trees inventoried and assessed within the 122 BSS sampling area.
- Figure 7.
An example of a date stamp on sidewalk replacement/repair. Date is 07-30-12.
Tables
- Table 1.
Beaufort Wind Scale (abbreviated). National Weather Service—National Oceanic and Atmospheric Administration (NOAA). www.weather.gov/ilx/swopwindscale. The Wind Scale (Force numbers 0-12) was abbreviated to begin with wind speeds that were relevant to tree damage.
Beaufort # Wind speed (mph) Wind force description Tree impacts 6 25-31 Strong breeze Larger tree branches moving 7 32-38 Near gale force Whole tree moves 8 39-46 Gale force Twigs breaking off trees 9 47-54 Strong gale force Slight structural damage occurs 10 55-63 Storm Tree broken up or small trees uprooted; considerable structural damage 11 64-73 Violent storm Moderate sized trees uprooted; large branches snapped off trees 12 74+ Hurricane Large trees and branches downed
Jump to section
Related Articles
Cited By...
- No citing articles found.