Road Stream Crossing Site S919

Boardman River Watershed, Miller Creek

Private Drive

Garfield Twp, Grand Traverse County

GPS Coordinates: 44.72485 , -85.61987

T27N R11W Sec 22

Road Width at Culvert: 6 ft.

Road Surface: Gravel

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

Slope: 0%

Vegetation: heavy

Slope: 0%

Vegetation: heavy

Shape: round

Length: 16 ft.

Diameter: 1 ft diameter ft.

Material: galvanized

Condition :fair

Flow: fish passage problem

Fill Depth: 1 ft.

Embankment Slope: 1.5:1 slope

Fill Depth: 10 ft.

Embankment Slope: vertical

Stream Width: 6 ft.

Stream Depth: 6 in.

Stream Current: moderate

Stream Substrate: sand

Stream Width: 12 ft.

Stream Depth: 3 in.

Stream Current: moderate

Stream Substrate: sand

Is there Streambank erosion beside the crossing? yes

Is there embankment erosion? yes

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

Action Recommended? yes

Add pavement? no

Add paved raised edge? no

Increase fill? no

Replace culvert(s)? no

Dimensions of replacement: open-bottom structure, 8 ft wide, 20 ft long

Extend culvert(s)? no

Other Treatments: OR remove crossing altogether

Comments: Remove crossing if it is no longer necessary. Appears to receive little use.