Road Stream Crossing Site LM027
Manistee River Watershed, Little Manistee River
Queen's Highway
Newkirk Twp,
Lake County
Information collected by:
Site Location
GPS Coordinates: 44.041642
, -85.702742
T19N
R13W
Sec 14
Owned by Private
Fish Passability 0.9
Total Erosion: 0.4969 tons/year
Severity: Moderate
Year Inventoried: 2019
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: Bridge
Structure Shape: Open Bottom Square/Rectangle
Inlet Type: Wingwall 30-70 Degree
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Poor
Structure Interior: smooth
Dimensions of Structure: Length 16 ft.
, Width 17.5 ft.
, Height 5.5 ft.
Structure Inlet
Water Depth: 1.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.3 ft./sec.
Structure Outlet
Water Depth: 1.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.5 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 1.7 ft.
Bankfull Width: 12 ft.
Wetted Width: 10 ft.
Water Velocity: 1.2 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Native Surface
Other Road
Road Condition: Poor
Road Width at Culvert: 16 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 0.1 ft.
Slope: More than 1:2
Downstream
Fill Depth: 0.1 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 250 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.44
Erosion: 0.4848 tons/year
Right Approach
Length: 50 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.011 tons/year
Erosion Information
Total Erosion at Crossing: 0.4969 tons/year
Extent of Erosion: Minor
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Left Approach |
10 ft. |
10 ft. |
0.1 ft. |
yes |
Gravelly Loam |
0.001 |
Summary Information
Fish Passability 0.9