Road Stream Crossing Site AUS_OS089
Au Sable River Watershed, Lost Creek (North)
Pierce Rd
Big Creek Twp,
Oscoda County
Information collected by:
Site Location
GPS Coordinates: 44.61884
, -84.20095
T26N
R02E
Sec 28
Owned by Private
Fish Passability 0.9
Structure is NOT Perched
Total Erosion: 0.5075 tons/year
Severity: Moderate
Year Inventoried: 2013
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: Mixture
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 50 ft.
, Width 4.8 ft.
, Height 4.8 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 1.2 ft.
Embedded Depth of Structure: 2.7 ft.
Water Velocity*: 0.27 ft./sec.
Structure Outlet
Water Depth: 1.3 ft.
Embedded Depth of Structure: 2.3 ft.
Water Velocity*: 0.28 ft./sec.
*Water Velocities were measured at the Surface
(with Float Test)
Additional Comments
No defined stream channel downstream didn't allow riffle data collection
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0 ft.
Bankfull Width: 0 ft.
Wetted Width: 0 ft.
Water Velocity: 0 ft./sec.
Road Information
Paved
County Road
Road Condition: Poor
Road Width at Culvert: 20 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 2.3 ft.
Slope: More than 1:2
Downstream
Fill Depth: 2.1 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 410 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.482
Erosion: 0.1307 tons/year
Right Approach
Length: 1000 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.57
Erosion: 0.3769 tons/year
Erosion Information
Total Erosion at Crossing: 0.5075 tons/year
Summary Information
Fish Passability 0.9
Fish Passage is an area of concern for this site.
Culvert is filled with organics and sediment.
A future visit to this site is recommended. To check for erosion problems and possibly take corrective measures