Road Stream Crossing Site PM_M128
Pere Marquette River Watershed, Lichte Creek
Morton Rd
Riverton Twp,
Mason County
Information collected by:
Site Location
GPS Coordinates: 43.90939
, -86.35901
T18N
R17W
Sec 33
Owned by Private
Fish Passability 0.9
Total Erosion: 5.7933 tons/year
Severity: Severe
Year Inventoried: 2014
Crossing Information
Type of Crossing: culvert(s)
Number of Structures: 1
Structure Shape: Pipe Arch
Inlet Type: Apron
Outlet Type: Outlet Apron
Structure Material: Metal
Structure Substrate: Sand
General Conditions: Good
Structure Interior: corrugated
Dimensions of Structure: Length 78 ft.
, Width 7 ft.
, Height 4.5 ft.
Structure Inlet
Water Depth: 0.6 ft.
Water Velocity*: 0.8 ft./sec.
Structure Outlet
Water Depth: 0.3 ft.
Water Velocity*: 0.6 ft./sec.
*Water Velocities were measured 0.5 ft. below Surface
(with Meter)
Stream Information
Stream Flow: Less than Bankfull
Riffle Information
Water Depth: 0.4 ft.
Bankfull Width: 9 ft.
Wetted Width: 8 ft.
Water Velocity: 0.7 ft./sec.
(Measured with Meter)
Dominant Substrate: Sand
Road Information
Gravel
County Road
Road Condition: Good
Road Width at Culvert: 18 ft.
Location of Low Point: At Stream
Runoff Path: Roadway
Embankments
Upstream
Fill Depth: 1 ft.
Slope: More than 1:2
Downstream
Fill Depth: 1 ft.
Slope: More than 1:2
Approaches
Left Approach
Length: 240 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.302
Erosion: 1.5495 tons/year
Right Approach
Length: 510 ft.
Slope: 6% to 10%
Vegetation: Heavy
LS Factor: 1.646
Erosion: 4.1613 tons/year
Erosion Information
Total Erosion at Crossing: 5.7933 tons/year
Extent of Erosion: Minor
Location of Erosion | Erosion Dimensions | Eroded Material | Material Eroded | Total Erosion | ||
facing downstream | Length | Width | Depth | Reaching Stream? | (tons/year) | |
Right Approach |
510 ft. |
2 ft. |
0.1 ft. |
no |
Sand |
0.0561 |
Left Approach |
240 ft. |
1 ft. |
0.1 ft. |
no |
Sand |
0.0264 |
Summary Information
Fish Passability 0.9
These non-native species were observerd at this site: Knapweed