Road Stream Crossing Site LTB-123
Little Traverse Bay Watershed, Unknown tributary of Bear River
River Rd
Bear Creek Twp,
Emmet County
Information collected by:
Site Location
GPS Coordinates: 45.32126487
, -84.92411725
Owned by Private
Fish Passability 0
Perch Height: 0.083 ft.
Total Erosion: 0.0521 tons/year
Severity: Severe
Year Inventoried: 2014
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: Cascade over Riprap
Structure Material: Metal
Structure Substrate: Mixture
General Conditions: Poor
Structure Interior: corrugated
Structure is Rusted through
Dimensions of Structure: Length 57 ft.
, Width 2 ft.
, Height 2 ft.
Percentage Plugged:
Inlet: 26% to 50%
Percentage Crushed:
Outlet: 1% to 25%
Perch Height: 0.083 ft.
Structure Inlet
Water Depth: 0.083 ft.
Embedded Depth of Structure: 0.167 ft.
Water Velocity*: 0.82 ft./sec.
Structure Outlet
Water Depth: 0.083 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.48 ft./sec.
*Water Velocities were measured 0.0498 ft. below Surface
(with Meter)
Additional Comments
3020 River Rd. Old site ID: TBR-4.
Stream Information
Stream Flow: Less than 1/2 Bankfull
Upstream Pond: Length 4 ft.
, Width 4 ft.
, Depth 0.5 ft.
Riffle Information
Water Depth: 1 ft.
(Measured with Meter)
Dominant Substrate: Cobble
Road Information
Paved
County Road
Road Condition: Good
Road Width at Culvert: 35 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 4 ft.
Slope: 1:2
Downstream
Fill Depth: 4 ft.
Slope: 1:2
Approaches
Left Approach
Length: 600 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0347 tons/year
Right Approach
Length: 300 ft.
Slope: Less Than 1%
Vegetation: Heavy
LS Factor: 0.05
Erosion: 0.0174 tons/year
Erosion Information
Total Erosion at Crossing: 0.0521 tons/year
Extent of Erosion: Stabilized
Summary Information
Fish Passability 0
Fish Passage is an area of concern for this site.
yes high velocity, perched
A future visit to this site is recommended. perch, poor condition of culvert, trib of bear, high velocity. The culvert's metal at the end is broken pretty badly on both sides.
These non-native species were observerd at this site: Reed Canary Grass