Road Stream Crossing Site MI-02
Crooked River Watershed, Minnehaha Creek
Pickerel Lake Rd
Springvale Twp,
Emmet County
Information collected by:
Site Location
GPS Coordinates: 45.377239
, -84.828679
T35N
R03W
Sec 32
Fish Passability 0
Perch Height: 1.5 ft.
Total Erosion: 1.2588 tons/year
Severity: Severe
Year Inventoried: 2016
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 3
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Multiple Culverts/Spans | ||||
Culvert/Span | Width | Length | Height | Material |
1 |
6.4 ft. |
62 ft. |
4.5 ft. |
Metal |
2 |
6.4 ft. |
66 ft. |
4.5 ft. |
Metal |
3 |
6.4 ft. |
66 ft. |
4.5 ft. |
Metal |
Structure Interior: corrugated
Dimensions of Structure: Length 66 ft.
, Width 6.4 ft.
, Height 4.5 ft.
Percentage Crushed:
Inlet: 0%
Outlet: 0%
In Pipe: 1% to 25%
Perch Height: 1.5 ft.
Structure Inlet
Water Depth: 1.05 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.3 ft./sec.
Structure Outlet
Water Depth: 0.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 4.6 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Upstream Pond: Length 20 ft.
, Width 10 ft.
, Depth 3 ft.
Riffle Information
Water Depth: 2 ft.
Bankfull Width: 45 ft.
Wetted Width: 40 ft.
Water Velocity: 0.98 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved
County Road
Road Condition: Fair
Road Width at Culvert: 34 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 4.41 ft.
Slope: 1:1
Downstream
Fill Depth: 5 ft.
Slope: 1:1
Approaches
Left Approach
Length: 500 ft.
Slope: 1% to 5%
Vegetation: Partial
LS Factor: 0.64
Erosion: 0 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Partial
LS Factor: 0.8
Erosion: 0 tons/year
Erosion Information
Total Erosion at Crossing: 1.2588 tons/year
Notes: Surveyed with snow cover; difficult to spot erosion
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site.
Perched Culvert and Velocity
A future visit to this site is recommended. Monitor culvert condition and widening / deepening of channel