Road Stream Crossing Site EUP_Spile Dam 5
Waishkey River Watershed, Unnamed
Spile Dam Rd
Chippewa County
Information collected by:
MiDNR
Site Location
GPS Coordinates: 46.3062555791585,-84.5985548297742
T 045N R 002 Sec 07
Fish Passability: Barrier at Most Flows
Structure is NOT Perched
Total Erosion: 0.09 tons/year
Overall Score: 22
Severity: Moderate
Date Inventoried: 10/7/2021
Road Approach - Left
Road Approach - Right
Inlet
Upstream Conditions
Outlet
Downstream Conditions
Other
Other
Site Sketch
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: Light superficial corrosion or abrasion or chipping or spalling or cracking. No shape changes (described above).
Structure Interior: Corrugated
Is Structure Rusted through? No
Dimensions of Structure: Length 24 ft. Width 1.5 ft. Height 1.5 ft.
Percentage Plugged: None or 0%
Percentage Crushed: None or 0%
Structure is NOT Perched
Structure Inlet
Water Depth: 0.2 ft.
Embedded Depth of Structure: 0.2 ft.
Structure Outlet
Water Depth: 0 ft.
Embedded Depth of Structure: 0.2 ft.
Stream Information
Stream Flow: < 1/2 Bankfull – The stream channel is less than half filled with water.
Is Scour Pool Present? No
Is Upstream Ponding Present? Yes
Pond: Length 5 ft., Width 2 ft.
Riffle Information
Road Information
Road Surface: Gravel
Owner: State,Other
Road Condition: Old Pavement or Rutted, Minor cracking or rutting/ponding at crossing all or part of crossing length.
Road Core Integrity: Fair (some of the symptoms may be present, but not to an extent posing high risk to the crossing)
Road Width at Culvert: 14 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1 ft.
Slope: Moderate, 2:1, 22.5°, or 41%
Downstream
Fill Depth: 1 ft.
Slope: Moderate, 2:1, 22.5°, or 41%
Approaches
Left Approach
Length: 15 ft.
Slope: 6-10%
Vegetation: Heavy, Ditch is fully vegetated or rip-rapped with no signs of erosion.
Erosion Estimate: 0.03 tons/year
Right Approach
Length: 25 ft.
Slope: 6-10%
Vegetation: Heavy, Ditch is fully vegetated or rip-rapped with no signs of erosion.
Erosion Estimate: 0.06 tons/year
Erosion Information
Estimate of Total Erosion at Crossing: 0.09 tons/year
Summary Information
Fish Passability: Barrier at Most Flows
Site Comments: Wetland/poor ditches
*These data are maintained in the Michigan DNR Road Stream Crossing Inventory.