Road Stream Crossing Site SML-C-07

Six Mile Lake Watershed, Liscon Creek

Miles Rd

South Arm Twp, Charlevoix County

GPS Coordinates: 45.14119401 , -85.20051865

T32N R07W Sec 30

Road Width at Culvert: 23 ft.

Road Surface: Paved

Maintenance: year around

Low Point: At stream

Existing Drainage Control? no

Any Failings? no

Type of Crossing: culvert(s)

Is this crossing constricted? no

Are there adjacent wetlands? no

Comments: water cloudy. Rain this morning.

Length: 0 ft.

Slope: 0%

Vegetation: partial

Length: 1000 ft.

Slope: 1-5%

Vegetation: heavy

Length: 55 ft.

Diameter: 88 ft.

Material: galvanized

Condition :good

Flow: clear

Fill Depth: 6 ft.

Embankment Slope: 1:1

Fill Depth: 6 ft.

Embankment Slope: 1:1

Stream Width: 6 ft.

Stream Depth: 0.5 in.

Stream Current: moderate

Stream Substrate: sand/gravel

Stream Width: 10 ft.

Stream Depth: 0.5 in.

Stream Current: slow

Stream Substrate: sand

Is there Streambank erosion beside the crossing? no

Is there embankment erosion? yes

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: perched outlet

 

Extent of Erosion: moderate

Cause of Erosion: steep embankment, culvert not angled to fit stream

Action Recommended? no

Add pavement? no

Pave Left Approach: 0 Lineal Feet

Pave Right Approach: 0 Lineal Feet

Add paved raised edge? no

Number of erosion control structures: 0

Number of sediment basins: 1

Number of diversion outlets: 0

Increase fill? no

Replace culvert(s)? no

Extend culvert(s)? no

Lineal feet to extend: 0

Other Treatments: rock riprap

 

Total Points:0