Road Stream Crossing Site TBW_TBMO08
Thunder Bay River Watershed, Haymeadow Creek
Gerber Road
Briley Twp,
Montmorency County
Information collected by:
Site Location
GPS Coordinates: 45.00782
, -84.14798
T30N
R2E
Sec 12
Owned by Private
Structure is NOT Perched
Total Erosion: 0.3427 tons/year
Severity: Minor
Year Inventoried: 2017
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: None
General Conditions: Fair
Structure Interior: corrugated
Dimensions of Structure: Length 36 ft.
, Width 4.6 ft.
, Height 4.6 ft.
Structure is NOT Perched
Structure Inlet
Water Depth: 2.7 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 3.3 ft./sec.
Structure Outlet
Water Depth: 2.4 ft.
Embedded Depth of Structure: 0 ft.
Water Velocity*: 4.5 ft./sec.
*Water Velocities were measured 1 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Bankfull
Road Information
Paved
Other Road
Road Condition: Fair
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Ditch
Embankments
Upstream
Fill Depth: 0.8 ft.
Slope: More than 1:2
Downstream
Fill Depth: 0.4 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 475 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.495
Erosion: 0.1399 tons/year
Right Approach
Length: 570 ft.
Slope: 1% to 5%
Vegetation: Heavy
LS Factor: 0.514
Erosion: 0.1743 tons/year
Erosion Information
Total Erosion at Crossing: 0.3427 tons/year
Extent of Erosion: Minor
Erosion is occurring and corrective actions can be installed to address the problem.
Notes: SHOULDER FILL
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Right Upstream Streambank |
19 ft. |
9 ft. |
1.5 ft. |
yes |
Gravelly Loam |
0.0285 |
Summary Information
Fish Passage is an area of concern for this site.
VELOSITY
A future visit to this site is recommended. FISH PASSAGE