Road Stream Crossing Site LIN_MLCD026
Lincoln River Watershed, South Branch of Lincoln River
Dewey Rd
Sherman Twp,
Mason County
Information collected by:
Site Location
GPS Coordinates: 44.01915
, -86.18475
T19N
R16W
Sec 26
Owned by Private
Fish Passability 0.9
Total Erosion: 2.7548 tons/year
Severity: Severe
Year Inventoried: 2019
Inlet
Outlet
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Round
Inlet Type: Projecting
Outlet Type: At Stream Grade
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 40 ft.
, Width 2 ft.
, Height 2 ft.
Structure Inlet
Water Depth: 1.2 ft.
Embedded Depth of Structure: 0.4 ft.
Water Velocity*: 0.1 ft./sec.
Structure Outlet
Water Depth: 1.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 0 ft./sec.
*Water Velocities were measured 0.6 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Bankfull
Scour Pool: Length 6 ft.
, Width 10 ft.
, Depth 2.6 ft.
Upstream Pond: Length 12 ft.
, Width 9 ft.
, Depth 1 ft.
Riffle Information
Water Depth: 1 ft.
Bankfull Width: 2.8 ft.
Wetted Width: 2.8 ft.
Water Velocity: 0.6 ft./sec.
(Measured with Meter)
Dominant Substrate: Clay
Road Information
Gravel
County Road
Road Condition: Fair
Road Width at Culvert: 20 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 500 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.5
Erosion: 1.3774 tons/year
Right Approach
Length: 500 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.5
Erosion: 1.3774 tons/year
Erosion Information
Total Erosion at Crossing: 2.7548 tons/year
Summary Information
Fish Passability 0.9