Road Stream Crossing Site LIN_CRA009

Lincoln River Watershed, North Branch Lincoln River Tributary
E Fountain Rd
Sherman Twp, Mason County
Information collected by:
Site Location
GPS Coordinates: 44.048001 , -86.164647
T19N R16W Sec 12
Owned by Private
Fish Passability 0
Structure is NOT Perched
Total Erosion: 0.0875 tons/year
Severity: Severe
Year Inventoried: 2019
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Downstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 65 ft. , Width 3 ft. , Height 3 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.7 ft./sec.
Structure Outlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.2 ft./sec.
*Water Velocities were measured 0.7 ft. below Surface (with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 25 ft. , Width 25 ft. , Depth 2.8 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.6 ft.
Bankfull Width: 10 ft.
Wetted Width: 6.5 ft.
Water Velocity: 1.3 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved County Road
Road Condition: Fair
Road Width at Culvert: 23 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 5 ft.
Slope: Vertical
Downstream
Fill Depth: 7 ft.
Slope: Vertical
Approaches
Left Approach
Length: 100 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0038 tons/year
Right Approach
Length: 208 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.432
Erosion: 0.0683 tons/year
Erosion Information
Total Erosion at Crossing: 0.0875 tons/year
Extent of Erosion: Minor
Notes: Erosion area is vegetated, but there are signs of material loss on either side of culvert
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Length
Width
Depth
Reaching Stream?
(tons/year)
Left Downstream Embankment
4 ft.
2 ft.
2 ft.
yes
Sandy Loam
0.0077
Right Downstream Embankment
4 ft.
2 ft.
2 ft.
yes
Sandy Loam
0.0077
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. Yes, downstream footbridge submerged across stream(see photos)
A future visit to this site is recommended. See above
These non-native species were observerd at this site: Reed Canary Grass, Multiflora Rose, Autumn Olive