Road Stream Crossing Site PLT-H-9

Platte River Watershed, Platte River

Pioneer Rd

Homestead Twp, Benzie County

GPS Coordinates: 44.64707 , -85.99052

T26 R14 Sec 15

Road Width at Culvert: 28 ft.

Road Surface: Paved

Maintenance: year around

Low Point: At Stream

Existing Drainage Control? yes

Any Failings? no

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

Is this crossing constricted? no

Are there adjacent wetlands? yes

Length: 500 ft.

Slope: 1-5%

Vegetation: heavy

Length: 200 ft.

Slope: 0%

Vegetation: heavy

Length: 35 ft.

Diameter: 12 ft.

Material: galvanized

Condition :good

Flow: clear

Fill Depth: 15 ft.

Embankment Slope: 1:1

Fill Depth: 15 ft.

Embankment Slope: 1:1

Stream Width: 50 ft.

Stream Depth: 1 in.

Stream Current: fast

Stream Substrate: gravel

Stream Width: 50 ft.

Stream Depth: 1.5 in.

Stream Current: fast

Stream Substrate: sand,gravel

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? yes

Is there sand over the crossing? no

 

Extent of Erosion: minor

Cause of Erosion: Stream is constricted

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: 0

Number of diversion outlets: 0

Increase fill? no

Replace culvert(s)? yes

Extend culvert(s)? no

Lineal feet to extend: 0

Other Treatments: Timber Bridge

Comments: Current tubes are constricting the stream and increasing velocity allowing the formation of outlet pools

 

Total Points:0