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EXERCISE DESCRIPTION
To complete this exercise, grade and seed 20 feet of
bioswale in the drainage area selected using the cross-
section shown (Lab Manual Figure 17–2).
EXERCISE SETUP
Review safety concerns with students before beginning
this exercise. To perform the exercise, the following will
need to be completed ahead of time:
GRADING SCALE
Grading for the construction of a bioswale should
include the following scaled criteria:
Pt
Value Criteria Levels
2 Grading Sides of swale are sloped at 3:1 to
match existing grade
Sides of swale are not sloped at 3:1
2 Soil Soil is properly amended, if
No plantings were installed in
the swale
3 Erosion ECB or jute netting was properly
control installed
Exercise 17
Bioswale
Construction
3555X_01_ch01-40_p001-048.indd 21 14/06/10 7:48 PM
