Road Stream Crossing Site BSAB_BS21

Big Sable River Watershed, Muckwa Creek
Elk Hwy
Elk Twp, Lake County
Information collected by:
Site Location
GPS Coordinates: 44.09632 , -86.03649
T20N R14W Sec 30
Owned by Federal
Fish Passability 0.5
Structure is NOT Perched
Total Erosion: 0.3646 tons/year
Severity: Moderate
Year Inventoried: 2011
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: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: None
General Conditions: Poor
Multiple Culverts/Spans
Culvert/Span
Width
Length
Height
Material
1
2 ft.
35 ft.
2 ft.
Metal
2
1.33 ft.
40 ft.
1.33 ft.
Metal
Structure Interior: corrugated
Structure is Rusted through
Dimensions of Structure: Length 35 ft. , Width 2 ft. , Height 2 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 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured at the Surface (with Meter)
Additional Comments
1) Intermittent stream dry at the time of data collection 2) culvert #1 was used to collect structure data
Stream Information
Stream Flow: None
Riffle Information
Water Depth: 0 ft.
Bankfull Width: 6 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec. (Measured with Meter)
Dominant Substrate: Organics
Road Information
Gravel County Road
Road Condition: Good
Road Width at Culvert: 19 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 1.5 ft.
Slope: Vertical
Downstream
Fill Depth: 2 ft.
Slope: Vertical
Approaches
Left Approach
Length: 1000 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.2617 tons/year
Right Approach
Length: 393 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.1029 tons/year
Erosion Information
Total Erosion at Crossing: 0.3646 tons/year
Summary Information
Fish Passability 0.5
A future visit to this site is recommended. to assess the structural integrity of the culvert