Road Stream Crossing Site EUP_6337223034
Pine River Watershed, Biscuit Creek
FR 3339
Chippewa County
Information collected by:
Superior Watershed Partnership
Site Location
GPS Coordinates: 46.1979724880001,-84.8421651209999
T 044NN R 004W Sec 20
Fish Passability: Not a Barrier
Structure is NOT Perched
Total Erosion: 0.15 tons/year
Overall Score: 6
Severity: Minor
Date Inventoried: 4/23/2021
Road Approach - Left
Road Approach - Right
Inlet
Upstream Conditions
Outlet
Downstream Conditions
Representative Reach
Site Sketch
Crossing Information*
Type of Crossing: Culvert(s)
Number of Structures: 1
Structure Shape: Ellipse
Inlet Type: Mitered
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: No deficiencies. New structure or nearly new condition.
Structure Interior: Corrugated
Is Structure Rusted through? No
Dimensions of Structure: Length 100 ft. Width 16 ft. Height 10 ft.
Percentage Plugged: None or 0%
Percentage Crushed: None or 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 1.5 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0.9 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 1.3 ft.
Water Velocity*: 0.9 ft./sec.
*Water Velocities were measured 0.6 ft. below the surface (via Float Test).
Additional Comments
Updated by Huron Pines
Stream Information
Stream Flow: < Bankfull – The stream channel is more than half filled with water, but is not full.
Stream Flow Type: Perennial (if flowing during the time of assessment.)
Is Scour Pool Present? No
Is Upstream Ponding Present? No
Riffle Information
Water Depth: 1.1 ft.
Bankfull Width: 20 ft.
Wetted Width: 14 ft.
Water Velocity: 0.9 ft./sec. (measured via Flow Meter)
Dominant Substrate: Sand – particles are smaller than a pinhead and feel gritty between fingers
Road Information
Road Surface: Paved
Owner: Federal
Road Condition: New Pavement or Well Graded, Same condition as initial placement.
Road Core Integrity: Good (no symptoms of lack of integrity)
Road Width at Culvert: 21.3 ft.
Location of Low Point: Other
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 8 ft.
Slope: Steep, 1:1, 45°, or 100%
Downstream
Fill Depth: 10 ft.
Slope: Steep, 1:1, 45°, or 100%
Approaches
Left Approach
Length: 100 ft.
Slope: 1-5%
Vegetation: Partial, Ditch has some vegetation and some bare, eroding places.
Erosion Estimate: 0.03 tons/year
Right Approach
Length: 308 ft.
Slope: 1-5%
Vegetation: Partial, Ditch has some vegetation and some bare, eroding places.
Erosion Estimate: 0.12 tons/year
Erosion Information
Estimate of Total Erosion at Crossing: 0.15 tons/year
Summary Information
Fish Passability: Not a Barrier
Is a future visit to this site recommended? No
Were any non-native species observerd at this site? Yes, Knappweed.
*These data are maintained in the Michigan DNR Road Stream Crossing Inventory.