Road Stream Crossing Site PLT-P-9

Platte River Watershed, South Branch of Platte River

Indian Hill Rd

Platte Twp, Benzie County

GPS Coordinates: 44.69095 , -86.0313

T27 R14 Sec 32

Road Width at Culvert: 35 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? yes

Comments: Rock vein on right side 5 ft from outlet shifting stream to left.

Length: 200 ft.

Slope: 0%

Vegetation: heavy

Length: 200 ft.

Slope: 0%

Vegetation: heavy

Length: 70 ft.

Diameter: 3 ft.

Material: concrete

Condition :good

Flow: fish passage problem

Fill Depth: 5 ft.

Embankment Slope: 1.5:1

Fill Depth: 4.5 ft.

Embankment Slope: 1:1

Stream Width: 10 ft.

Stream Depth: 0.9 in.

Stream Current: moderate

Stream Substrate: sand,gravel

Stream Width: 8.5 ft.

Stream Depth: 0.6 in.

Stream Current: moderate

Stream Substrate: sand,gravel

Is there Streambank erosion beside the crossing? yes

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: moderate

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

Comments: Culvert is under sized resulting in erosion and is also perched preventing some aquatic passage

 

Total Points:0