Road Stream Crossing Site S929

Boardman River Watershed, Jack's Creek

Cass Rd

Crossing: Cass Road / Jack's Creek

Garfield Twp, Grand Traverse County

GPS Coordinates: 44.71085 , -85.6267

T27N R11W Sec 27

Road Width at Culvert: 28 ft.

Road Surface: Paved

Maintenance: year around

Low Point: At Stream

Existing Drainage Control? yes

Any Failings? yes

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

Is this crossing constricted? yes

Are there adjacent wetlands? yes

Slope: 0%

Vegetation: heavy

Slope: 0%

Vegetation: heavy

Shape: round

Length: 200 ft.

Diameter: 2.5 ft diameter ft.

Condition :poor

Flow: fish passage problem

Fill Depth: 20 ft.

Embankment Slope: 1:1 slope

Fill Depth: 20 ft.

Embankment Slope: 1:1 slope

Stream Width: 8 ft.

Stream Depth: 3 in.

Stream Current: fast

Stream Substrate: gravel

Stream Width: 10 ft.

Stream Depth: 4 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: severe

Cause of Erosion: Inadequate culvert

Action Recommended? yes

Add pavement? no

Add paved raised edge? no

Increase fill? no

Replace culvert(s)? no

Dimensions of replacement: open bottom structure, 8 ft wide 200+ ft long

Extend culvert(s)? no

Comments: Culvert Material: Inlet - Concrete, Outlet - Steel

Culvert does not run straight under the road, there is a slight angle.

Steel portion of cuvlert has cracked. This is the area underneatht the railroad tracks. Could be of major concern in