Road Stream Crossing Site S933

Boardman River Watershed, Jackson Creek Tributary

Marsh Rd

Crossing: Marsh Road / Jackson Creek Tributary

Paradise Twp, Grand Traverse County

GPS Coordinates: 44.59885 , -85.47579

Road Width at Culvert: 28 ft.

Road Surface: Sand
Gravel

Maintenance: year around

Existing Drainage Control? no

Any Failings? no

Type of Crossing: culvert(s) (single culvert)

Is this crossing constricted? yes

Are there adjacent wetlands? yes

Comments: downstream substrate: sand / clay

Slope: 1-5%

Vegetation: heavy

Slope: 0%

Vegetation: heavy

Shape: round

Length: 82 ft.

Diameter: 2 ft diameter ft.

Material: galvanized

Condition :poor

Flow: fish passage problem

Fill Depth: 6 ft.

Embankment Slope: >2:1 slope

Fill Depth: 7 ft.

Embankment Slope: 1.5:1 slope

Stream Width: 3 ft.

Stream Depth: 2 in.

Stream Current: moderate

Stream Substrate: sand

Stream Width: 3 ft.

Stream Depth: 2 in.

Stream Current: fast

Is there Streambank erosion beside the crossing? no

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, perched culvert

Action Recommended? yes

Add pavement? no

Add paved raised edge? no

Increase fill? no

Replace culvert(s)? no

Dimensions of replacement: 2 ft wide, 82 ft long, galvanized, round pipe

Extend culvert(s)? no

Comments: Existing culvert has a 12 ft extension at outlet. Outlet is rusting apart. Replacement culvert may be of larger diameter to prevent perched condition.