Road Stream Crossing Site AUS_CR070

Au Sable River Watershed, Hickey Creek
Willows Rd
South Branch Twp, Crawford County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.53649 , -84.50995
T25N R02W Sec 25
Owned by Private
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 24.8785 tons/year
Severity: Severe
Year Inventoried: 2013
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: Fair
Multiple Culverts/Spans
1.5 ft.
3 ft.
1.5 ft.
Structure Interior: corrugated
Dimensions of Structure: Length 30.5 ft. , Width 1.5 ft. , Height 1.5 ft.
Structure is NOT Perched
Water Depth: 0 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
Water Depth: 0 ft.
Embedded Depth of Structure: 0.2 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface (with Float Test)
Stream Information
Stream Flow: None
Scour Pool: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Sand County Road
Road Condition: Fair
Road Width at Culvert: 15.5 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Fill Depth: 3.8 ft.
Slope: 1:2
Fill Depth: 3 ft.
Slope: 1:1.5
Left Approach
Length: 108 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.383
Erosion: 0.1767 tons/year
Right Approach
Length: 1000 ft.
Slope: More Than 10%
Vegetation: Heavy
LS Factor: 5.785
Erosion: 24.7018 tons/year
Erosion Information
Total Erosion at Crossing: 24.8785 tons/year
Extent of Erosion: Minor
Summary Information
Fish Passability 0.5
Fish Passage is an area of concern for this site. Creek is dry here, but creek has flow at upstream crossing, see CR069
A future visit to this site is recommended. To see if stream flow has returned. Plus, placement of culverts is questionable.