Road Stream Crossing Site TW006
Tawas River Watershed, Silver Creek
Essex Rd
Wilber Twp,
Iosco County
Information collected by:
Site Location
GPS Coordinates: 44.342523
, -83.636049
T23N
R07E
Sec 31
Owned by Private
Fish Passability 0
Perch Height: 2 ft.
Total Erosion: 0.2007 tons/year
1.17 Upstream Miles
Severity: Severe
Year Inventoried: 2012
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: Freefall into Pool
Structure Material: Metal
Structure Substrate: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 100 ft.
, Width 2 ft.
, Height 2 ft.
Perch Height: 2 ft.
Structure Inlet
Water Depth: 0.6 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 1.6 ft./sec.
Structure Outlet
Water Depth: 1.3 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 2.3 ft./sec.
*Water Velocities were measured at the Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Scour Pool: Length 14.2 ft.
, Width 11.7 ft.
, Depth 2 ft.
Upstream Pond: Length 0 ft.
, Width 0 ft.
, Depth 0 ft.
Riffle Information
Water Depth: 0.2 ft.
Bankfull Width: 8 ft.
Wetted Width: 5 ft.
Water Velocity: 0.8 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Paved
County Road
Road Condition: Good
Road Width at Culvert: 22 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 8.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 8.4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.1004 tons/year
Right Approach
Length: 300 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.46
Erosion: 0.1004 tons/year
Erosion Information
Total Erosion at Crossing: 0.2007 tons/year
Summary Information
Fish Passability 0
1.17 Upstream Miles
Fish Passage is an area of concern for this site.
Upstream barrier is preventing fish from entering the lake, outlet is perched as well
A future visit to this site is recommended. Fish passage issues