Road Stream Crossing Site CRW_011

Cedar River Watershed, North Branch Cedar River
Bard Rd
Sage Twp, Gladwin County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.03785 , -84.585667
T19N R2W Sec 18
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.9529 tons/year
Severity: Moderate
Year Inventoried: 2018
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Ellipse
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Good
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
12 ft.
85 ft.
8 ft.
Metal
2
12 ft.
85 ft.
8 ft.
Metal
Structure Interior: corrugated
Dimensions of Structure: Length 85 ft. , Width 12 ft. , Height 8 ft.
Percentage Plugged: Inlet: 0% Outlet: 0% In Pipe: 0%
Percentage Crushed: Inlet: 0% Outlet: 0% In Pipe: 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 0.8 ft.
Water Velocity*: 2.5 ft./sec.
Structure Outlet
Water Depth: 1 ft.
Embedded Depth of Structure: 0.8 ft.
Water Velocity*: 2 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface (with Meter)
Additional Comments
Lat: 44-02.271 Long 84-35.140
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 10 ft. , Width 5 ft. , Depth 5 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 1 ft.
Bankfull Width: 21 ft.
Wetted Width: 18 ft.
Water Velocity: 2.5 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Paved County Road
Road Condition: Good
Road Width at Culvert: 30 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 9 ft.
Slope: 1:2
Downstream
Fill Depth: 9 ft.
Slope: 1:2
Approaches
Left Approach
Length: 785 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.548
Erosion: 0.4264 tons/year
Right Approach
Length: 941 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.564
Erosion: 0.5264 tons/year
Erosion Information
Total Erosion at Crossing: 0.9529 tons/year
Extent of Erosion: Minor
Summary Information
Fish Passability 0.5