Road Stream Crossing Site S896

Boardman River Watershed, Beitner Creek

Railroad

Blair Twp, Grand Traverse County

GPS Coordinates: 44.67167 , -85.63709

T26N R11W Sec 9

Existing Drainage Control? no

Any Failings? no

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

Is this crossing constricted? yes

Are there adjacent wetlands? yes

Shape: round

Diameter: 2.5 ft diameter ft.

Material: steel

Condition :poor

Flow: clear

Embankment Slope: 1:1 slope

Embankment Slope: 1:1 slope

Stream Width: 15 ft.

Stream Depth: 4 in.

Stream Current: fast

Stream Substrate: gravel

Stream Width: 18 ft.

Stream Depth: 3 in.

Stream Current: fast

Stream Substrate: gravel

Is there Streambank erosion beside the crossing? no

Is there embankment erosion? yes

Is there erosion at the culvert outlet? yes

Is there erosion at the shoulder and/or ditch? no

Is there pooling at the outlet? no

Is there sand over the crossing? no

 

Extent of Erosion: severe

Cause of Erosion: railroad grade is washing into creek

Action Recommended? yes

Add pavement? no

Add paved raised edge? no

Increase fill? no

Replace culvert(s)? no

Extend culvert(s)? no

Other Treatments: Add better gravel, remove wire fencing just upstream of crossing

Comments: Concrete surroundng the steel culverts is failing.