Road Stream Crossing Site S892

Boardman River Watershed, Beitner Creek
Private Trail
Blair Twp, Grand Traverse County
Information collected by:
Grand Travese Conservation District
GPS Coordinates: 44.66517 , -85.6432
T26N R11W Sec 9
Adjacent Land Owned by Private
Severity: Severe
Site Location
 
Inlet
Outlet
Road Approach - Left
Road Approach - Right
Crossing Information
Road Width at Culvert: 7 ft.
Road Surface: Sand
Maintenance: seasonal
Low Point: At Stream
Existing Drainage Control? no
Any Failings? no
Type of Crossing: culvert(s) (single culvert)
Is this crossing constricted? yes
Are there adjacent wetlands? yes
Approaches
Left Approach
Slope: 0%
Vegetation: partial
Right Approach
Slope: 1-5%
Vegetation: partial
Culvert Information
Shape: round
Length: 15 ft.
Diameter: 2 ft diameter ft.
Material: concrete
Condition :fair
Flow: clear
Embankments
Upstream
Fill Depth: 0.5 ft.
Embankment Slope: vertical
Downstream
Fill Depth: 0.5 ft.
Embankment Slope: 1:1 slope
Stream Information
Upstream
Stream Width: 10 ft.
Stream Depth: 12 in.
Stream Current: moderate
Stream Substrate: sand
Downstream
Stream Width: 10 ft.
Stream Depth: 6 in.
Stream Current: fast
Stream Substrate: sand,gravel
Erosion Information
Conditions
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? yes
Is there sand over the crossing? no
 
Extent of Erosion: severe
Cause of Erosion: Inadequate culvert
Recommended Treatments
Action Recommended? yes
Add pavement? no
Add paved raised edge? no
Increase fill? no
Replace culvert(s)? no
Dimensions of replacement: 10 ft wide, 18 ft long, open-bottom structure
Extend culvert(s)? no
Comments: Old trail still appears to receive minor use.

Severe stream constriction. Needs culvert replacement.
 
Severity:Severe
This page last updated on 2/9/2022.