Road Stream Crossing Site B-070

Betsie River Watershed, Betsie River
Grace Rd
Benzonia Twp, Benzie County
Information collected by:
GPS Coordinates: 44.60442012 , -86.11239865
T26N R15W Sec 34
Severity: Moderate
Cost: $0.00
Site Location
 
Inlet
Outlet
Road Approach - Left
Road Approach - Right
Crossing Information
Road Width at Culvert: 22 ft.
Road Surface: Paved
Maintenance: year around
Low Point: beyond right approach
Existing Drainage Control? no
Any Failings? no
Type of Crossing: culvert(s) (triple culvert)
Is this crossing constricted? no
Are there adjacent wetlands? yes
Comments: Excessive sand bedload in stream.
Approaches
Left Approach
Length: 530 ft.
Slope: 1-5%
Vegetation: heavy
Right Approach
Length: 0 ft.
Slope: 0%
Vegetation: heavy
Culvert Information
Length: 50 ft.
Diameter: 132 ft.
Material: galvanized
Condition :fair
Flow: clear
Embankments
Upstream
Fill Depth: 15 ft.
Embankment Slope: 1:1
Downstream
Fill Depth: 12 ft.
Embankment Slope: 1.5:1
Stream Information
Upstream
Stream Width: 50 ft.
Stream Depth: 2 in.
Stream Current: moderate
Stream Substrate: sand
Downstream
Stream Width: 60 ft.
Stream Depth: 2 in.
Stream Current: slow
Stream Substrate: sand
Erosion Information
Conditions
Is there Streambank erosion beside the crossing? no
Is there embankment erosion? no
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
Other Conditions: Cemented rock riprap starting to break up.
 
Extent of Erosion: minor
Recommended Treatments
Action Recommended? yes
Add pavement? no
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)? no
Dimensions of replacement: 0
Extend culvert(s)? no
Lineal feet to extend: 0
Other Treatments: Bridge is preferred for future reference.
 
Severity:Moderate
This page last updated on 10/16/2014.