Road Stream Crossing Site SML-C-20
Six Mile Lake Watershed, Six Mile Lake Tributary
Six Mile Lake Rd
South Arm Twp,
Charlevoix County
Information collected by:
GPS Coordinates: 45.12874303
, -85.2105787
T32N
R07W
Sec 31
Adjacent Land Owned by Private
Severity: Moderate
Cost: $6,300.00
Site Location
Crossing Information
Road Width at Culvert: 22 ft.
Road Surface: Paved
Maintenance: year around
Low Point: 125' to left
Existing Drainage Control? no
Any Failings? no
Type of Crossing: culvert(s)
Is this crossing constricted? no
Are there adjacent wetlands? yes
Approaches
Left Approach
Length: 270 ft.
Slope: 1-5%
Vegetation: partial
Right Approach
Length: 220 ft.
Slope: 1-5%
Vegetation: partial
Culvert Information
Length: 40 ft.
Diameter: 18 ft.
Material: galvanized
Condition :fair
Flow: clear
Embankments
Upstream
Fill Depth: 3 ft.
Embankment Slope: 1.5:1
Downstream
Fill Depth: 3 ft.
Embankment Slope: 1.5:1
Stream Information
Upstream
Stream Width: 1 ft.
Stream Depth: 0.3 in.
Stream Current: slow
Stream Substrate: sand, muck
Downstream
Stream Width: 1 ft.
Stream Depth: 0.3 in.
Stream Current: slow
Stream Substrate: sand, muck
Erosion Information
Conditions
Is there Streambank erosion beside the crossing? no
Is there embankment erosion? no
Is there erosion at the culvert outlet? yes
Is there erosion at the shoulder and/or ditch? no
Is there pooling at the outlet? no
Is there sand over the crossing? no
Extent of Erosion: minor
Recommended Treatments
Action Recommended? no
Add pavement? no
Pave Left Approach: 0 Lineal Feet
Pave Right Approach: 0 Lineal Feet
Add paved raised edge? no
Number of erosion control structures: 0
Number of sediment basins: 0
Number of diversion outlets: 0
Increase fill? no
Replace culvert(s)? yes
Extend culvert(s)? no
Lineal feet to extend: 0
Total Points:0
Severity:Moderate
This page last updated on 2/9/2022.