Road Stream Crossing Site LIN_CRA043
Lincoln River Watershed, Lincoln River Tributary
M 10/US-31
Amber Twp,
Mason County
Information collected by:
Site Location
GPS Coordinates: 43.95556
, -86.34314
T18N
R17W
Sec 16
Owned by Private
Federal
Federal
Fish Passability 0.9
Total Erosion: 0.5818 tons/year
Severity: Moderate
Year Inventoried: 2019
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Concrete
Structure Substrate: Sand
General Conditions: Good
Structure Interior: smooth
Dimensions of Structure: Length 130 ft.
, Width 6 ft.
, Height 2.9 ft.
Structure Inlet
Water Depth: 1.5 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 0.9 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0.1 ft./sec.
*Water Velocities were measured 1 ft. below Surface
(with Meter)
Additional Comments
dammed up with reeds
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 15 ft.
, Width 15 ft.
, Depth 1 ft.
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 6 ft.
Wetted Width: 2 ft.
Water Velocity: 0.8 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved
Federal Road
Road Condition: Good
Road Width at Culvert: 64 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 4 ft.
Slope: More than 1:2
Downstream
Fill Depth: 4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 500 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.5
Erosion: 0.5289 tons/year
Right Approach
Length: 500 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0529 tons/year
Erosion Information
Total Erosion at Crossing: 0.5818 tons/year
Extent of Erosion: Stabilized
Summary Information
Fish Passability 0.9
Fish Passage is an area of concern for this site.
drainage ditch
These non-native species were observerd at this site: Autumn Olive