Road Stream Crossing Site S752

Boardman River Watershed, Jackson Creek

Wood Rd

Crossing: Wood Road / Jackson Creek

Paradise Twp, Grand Traverse County

GPS Coordinates: 44.5569 , -85.47587

T25N R10W Sec 13, 14

Road Width at Culvert: 13 ft.

Road Surface: Gravel

Maintenance: seasonal

Low Point: At Stream

Existing Drainage Control? no

Any Failings? no

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

Is this crossing constricted? yes

Are there adjacent wetlands? yes

Comments: Constriction and Erosion warrant immediate replacement of this culvert

Slope: 0%

Vegetation: heavy

Slope: 0%

Vegetation: heavy

Shape: round

Length: 15 ft.

Diameter: 1.5 ft diameter ft.

Material: galvanized

Condition :poor

Flow: fish passage problem

Fill Depth: 0.5 ft.

Embankment Slope: vertical

Fill Depth: 0.5 ft.

Embankment Slope: vertical

Stream Width: 2 ft.

Stream Depth: 2 in.

Stream Current: slow

Stream Substrate: muck

Stream Width: 3 ft.

Stream Depth: 1 in.

Stream Current: moderate

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? yes

Is there pooling at the outlet? no

Is there sand over the crossing? yes

 

Extent of Erosion: severe

Cause of Erosion: buried, undersized culvert

Action Recommended? yes

Add pavement? no

Add paved raised edge? no

Increase fill? yes

Replace culvert(s)? no

Dimensions of replacement: 3 ft diameter, 50 feet long, round, galvanized

Extend culvert(s)? no

Comments: Culvert outlet is completely submerged, not visible.

Road is washing away into the creek.

This is a major problem area and should be addressed immediately.

New culvert should run diagonally under the road to move creek out of the ditc