Road Stream Crossing Site PLT-G-3

Platte River Watershed, Fischer Creek
Lake Dubonnet Trail
Green Lake Twp, Grand Traverse County
Information collected by:
GPS Coordinates: 44.6847 , -85.76771
T26 R12 Sec 4
Adjacent Land Owned by Private
Severity: Moderate
Cost: $10,000.00
Site Location
Upstream Conditions
Downstream Conditions
Road Approach - Left
Road Approach - Right
Crossing Information
Road Width at Culvert: 14 ft.
Road Surface: Gravel
Maintenance: year around
Low Point: At Stream
Existing Drainage Control? no
Any Failings? no
Type of Crossing: culvert(s) (single culvert)
Is this crossing constricted? no
Are there adjacent wetlands? yes
Left Approach
Length: 400 ft.
Slope: 1-5%
Vegetation: heavy
Right Approach
Length: 0 ft.
Slope: 0%
Vegetation: heavy
Culvert Information
Length: 30 ft.
Diameter: 11 ft.
Material: galvanized
Condition :good
Flow: clear
Fill Depth: 7 ft.
Embankment Slope: 1:1
Fill Depth: 7.5 ft.
Embankment Slope: vertical
Stream Information
Stream Width: 16 ft.
Stream Depth: 1.2 in.
Stream Current: slow
Stream Substrate: muck
Stream Width: 9 ft.
Stream Depth: 1.4 in.
Stream Current: slow
Stream Substrate: muck
Erosion Information
Is there Streambank erosion beside the crossing? no
Is there embankment erosion? yes
Is there erosion at the culvert outlet? no
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
Cause of Erosion: Recreational Use and Road Runoff
Recommended Treatments
Action Recommended? no
Add pavement? yes
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)? no
Extend culvert(s)? no
Lineal feet to extend: 0
Comments: To prevent sediment from reaching stream
Total Points:0
This page last updated on 2/9/2022.