Factors relating to Mississippi River levee failure
A data frame with 82 observations on the following 14 variables.
Failure
Did the levee fail? (1
=yes or 0
=no)
Year
Year
RiverMile
Location along the river (mile marker)
Sediments
Sediments present? (1
=yes or 0
=no)
BorrowPit
Borrow pit present? (1
=yes or 0
=no)
Meander
Type of meander (1
=inside bend, 2
=outside bend, 3
=chute, 4
=straight)
ChannelWidth
Width of the river channel (in meters)
FloodwayWidth
Width of floodway (in meters, levee to levee, levee to bluff, or bluff to bluff, as appropriate)
ConstrictionFactor
Constriction of the floodway over time (1880s to present)
LandCover
1
=open water, 2
=grassy, 3
=agricultural, 4
=forest
VegWidth
Vegative buffer width (in meters)
Sinuosity
River length divided by valley length for 10 miles up- and down-valley from levee site
Dredging
Dredging intensity
Revetement
Is there a stone structure (wall) meant to hold up the bank? (1
=yes or 0
=no)
The goal of this investigation was to test the relative importance of geologic, geomorphic, and other physical factors that have led to levee failures through the past century along much of the Mississippi River.