Road Stream Crossing Site CRW_014

Cedar River Watershed, Stoney Creek
Meredith Grade Rd
Sherman Twp, Gladwin County
Information collected by:
Huron Pines
Site Location
GPS Coordinates: 44.128633 , -84.53545
T20N R2W Sec 15
Owned by Private
Fish Passability 0
Structure is NOT Perched
Total Erosion: 0.4242 tons/year
Severity: Severe
Year Inventoried: 2018
Upstream 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 36 ft. , Width 2.3 ft. , Height 2.3 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: 1 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.9 ft./sec.
Structure Outlet
Water Depth: 0.8 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 4.1 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface (with Meter)
Additional Comments
Lat: 44-07.718; Long: 84-32.127 Landowner: Rick Duran
Stream Information
Stream Flow: Less than 1/2 Bankfull
Scour Pool: Length 54 ft. , Width 36 ft. , Depth 4 ft.
Upstream Pond: Length 0 ft. , Width 0 ft. , Depth 0 ft.
Riffle Information
Water Depth: 0.8 ft.
Bankfull Width: 9 ft.
Wetted Width: 9 ft.
Water Velocity: 0.9 ft./sec. (Measured with Meter)
Dominant Substrate: Gravel
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Fill Depth: 2 ft.
Slope: 1:1
Fill Depth: 2 ft.
Slope: Vertical
Left Approach
Length: 600 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.1818 tons/year
Right Approach
Length: 800 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.2424 tons/year
Erosion Information
Total Erosion at Crossing: 0.4242 tons/year
Extent of Erosion: Moderate
Notes: Road Bed was raised in 2014, looks like some erosion reaching stream on upstream and downstream at culvert
Location of Erosion
Erosion Dimensions
Eroded Material
Material Eroded
Total Erosion
facing downstream
Reaching Stream?
Left Upstream Embankment
5 ft.
1 ft.
0.1 ft.
Right Downtream Ditch
10 ft.
2 ft.
0.1 ft.
Left Downstream Embankment
2 ft.
2 ft.
0.1 ft.
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site. Culvert appears to be undersized, erosion reaching river NOTE: Landowner is hostile to any work on culvert or road and will fight any efforts to change