Road Stream Crossing Site B-011

Betsie River Watershed, Peppermint Creek

Karlin Rd

Colfax Twp, Benzie County

GPS Coordinates: 44.521648 , -85.87843034

T25N R13W Sec 33

Road Width at Culvert: 21 ft.

Road Surface: Paved

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? no

Comments: There is a pond on the outlet end.

Length: 530 ft.

Slope: 0%

Vegetation: heavy

Length: 700 ft.

Slope: 1-5%

Vegetation: heavy

Length: 30 ft.

Diameter: 24 ft.

Material: concrete

Condition :fair

Flow: clear

Fill Depth: 3 ft.

Embankment Slope: 2:1

Fill Depth: 3 ft.

Embankment Slope: 2:1

Stream Width: 1 ft.

Stream Depth: 0.5 in.

Stream Current: slow

Stream Substrate: sand

Stream Width: 1 ft.

Stream Depth: 0.5 in.

Stream Current: moderate

Stream Substrate: sand

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: Lawns on either side of the creek are mowed to the edge.

 

Extent of Erosion: minor

Cause of Erosion: Mowed lawns on edge of creek and a pond on outlet end.

Action Recommended? no

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: 1

Extend culvert(s)? no

Lineal feet to extend: 1

Comments: Culvert is too small.