Road Stream Crossing Site UBR_MC10
Upper Black River Watershed, Milligan Creek
Waveland Rd
Waverly Twp,
Cheboygan County
Information collected by:
Site Location
GPS Coordinates: 45.38607
, -84.34962
T35N
R1E
Sec 29
Owned by Private
State
State
Fish Passability 0
Perch Height: 0.7 ft.
Total Erosion: 6.9091 tons/year
Severity: Severe
Year Inventoried: 2015
Site ID
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Right
Road Approach - Left
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 2
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Good
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
2 |
7.6 ft. |
65 ft. |
7.6 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 65 ft.
, Width 7.6 ft.
, Height 7.6 ft.
Percentage Plugged:
Inlet: 1% to 25%
Outlet: 0%
In Pipe: 0%
Perch Height: 0.7 ft.
Structure Inlet
Water Depth: 2.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 4.6 ft./sec.
Structure Outlet
Water Depth: 1.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 9.7 ft./sec.
*Water Velocities were measured 1 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 300 ft.
, Width 356 ft.
, Depth 5 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 1.9 ft.
Bankfull Width: 31.5 ft.
Wetted Width: 28 ft.
Water Velocity: 2.4 ft./sec.
(Measured with Meter)
Dominant Substrate: Cobble
Road Information
Gravel
County Road
Road Condition: Fair
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2.4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 3.4545 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 3.4545 tons/year
Erosion Information
Total Erosion at Crossing: 6.9091 tons/year
Extent of Erosion: Minor
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site.
High water velocity
A future visit to this site is recommended. Water velocity is a huge fish passage barrier and the inlet is plugged