Road Stream Crossing Site SML-A-19

Six Mile Lake Watershed, Six Mile Lake Tributary
Six Mile Lake Rd
Echo Twp, Antrim County
Information collected by:
GPS Coordinates: 45.11741604 , -85.20626686
T31N R07W Sec 6
Adjacent Land Owned by Private
Severity: Moderate
Cost: $7,100.00
Site Location
Crossing Information
Road Width at Culvert: 23 ft.
Road Surface: Paved
Maintenance: year around
Low Point: At stream
Existing Drainage Control? yes
Any Failings? no
Type of Crossing: culvert(s)
Is this crossing constricted? no
Are there adjacent wetlands? yes
Comments: seasonal tributary
Left Approach
Length: 280 ft.
Slope: 1-5%
Vegetation: heavy
Right Approach
Length: 0 ft.
Slope: 0%
Vegetation: heavy
Culvert Information
Length: 41 ft.
Diameter: 16 ft.
Material: galvanized
Condition :poor
Flow: obstructed
Fill Depth: 5 ft.
Embankment Slope: 1.5:1
Fill Depth: 6 ft.
Embankment Slope: 1.5:1
Stream Information
Stream Width: 0.3 ft.
Stream Depth: 0.1 in.
Stream Current: slow
Stream Substrate: sand, muck
Stream Width: 1 ft.
Stream Depth: 0.1 in.
Stream Current: none
Stream Substrate: sand, gravel, m
Erosion Information
Is there Streambank erosion beside the crossing? yes
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
Other Conditions: perched outlet
Extent of Erosion: moderate
Recommended Treatments
Action Recommended? no
Add pavement? no
Pave Left Approach: 0 Lineal Feet
Pave Right Approach: 0 Lineal Feet
Add paved raised edge? yes
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
Other Treatments: rock riprap
Comments: place curbing at southernmost diversion outlet
Total Points:0
This page last updated on 2/9/2022.