Nonstructure 2001, extramural surface

Back to Study Unit

Features

Wall: other (Feature 1) Top of page
General description
North-south trending, earth and stone berm.
Use history
Used as a dam to impound water and probably to slow the loss of sediment during runoff.
Associated features
Excavation procedure
Feature was removed during excavation.
Portion excavated
Only the portion within the excavation unit; feature continues outside the unit to the north and the east.
Horizontal location
Located in eastern one-third of 1 x 2 near the west edge of a large natural depression near the southwest edge of the site.
Vertical location
Prehistoric ground surface about 54 cm below modern ground surface and 23 cm above bedrock.
Construction
Berm was constructed by depositing a north-south linear mound of construction fill, and capping the fill with sandstone rocks, probably to deter erosion of the earth berm.
Remodeling/ modification
No
Thermal alteration
No
Sooting
No
Sealed
No
Preservation
Good.
Degree of preservation
Shape in plan view
Actual:  unknown.
Inferred:  other.
Shape in cross section
Actual:  unknown.
Inferred:  other.
Shape comments
Plan view is most likely linear; cross section is mound-shaped.
Dimensions
 
Actual
Complete?
Inferred
Comments
Length
70
No
East-west--as measured in north profile face of excavation unit.
Width
37
No
North-south.
Height
30
No
Includes construction sediment beneath a sloping layer of rocks.
Depth
No
Stratigraphy
Stratum
Interpretation
Inclusions
Disturbance
Color
Texture
1
Constructional fill used to create the core of the berm
sandstone
roots
dark brown
clay loam