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Summary Statistics:

Assessment of the Principal Earthworks:

The Federal "Fish Hook" Line, Petersburg, VA

 

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Parapet length, relief, width for forts in meters

Length of parapet
surviving (meters)
Average relief of
earthwork (meters)
Average width of
parapet (meters)
Overall
integrity
URMSTON 112 2.7 6.4 Poor
CONAHEY 132 2.6 5.8 Poor
FISHER 582 4.6 7.3 Good
SIEGE BATTERY 132 2.7 5.5 Good
WELCH 153 3.7 6.4 Good
GREGG 133 3.7 6.7 Fair
WHEATON 148 3 7.3 Fair


Fort areas in square meters

Enclosed by outer
Perimeter of ditch
Area of ditch
Area of parapet
Area within parapet
URMSTON 2,552 484 (5) 733 1,335
CONAHEY 2,436 764 760 912
FISHER 17,228 4,302 4,243 8,683 (6)
WELCH 3,188 1,011 975 1,202
GREGG 2,558 901 884 773
WHEATON 3,609 1,103 1,088 1,418


Fort areas in acres

Enclosed by outer
Perimeter of ditch
Area of ditch
Area of parapet
Area within parapet
URMSTON 0.6 0.12 0.18 0.33
CONAHEY 0.6 0.2 0.19 0.23
FISHER 4.3 1.1 1.1 2.14
WELCH 0.8 0.3 0.24 0.3
GREGG 0.6 0.2 0.22 0.2
WHEATON 0.9 0.3 0.27 0.35


Connecting Rifle Trenches--Parapet length, relief, width in meters

Length of parapet
surviving (meters)
Average relief of
earthwork (meters)
Average width of
parapet (meters)
Overall
integrity
URMSTON TO
CONAHEY
480 1.34 2.98 Fair
CONAHEY TO
FISHER
387 1.13 3.11 Fair
FISHER TO
WELCH
397 (7) 1.83 5.10 Good
WELCH TO
GREGG
318 1.16 3.87 Fair
WHEATON 122 1.22 3.65 Good
Sum/Average 1,836 1.25 3.54 Good


5. Seems low. Part of the ditch has been filled in but model may need adjustment Back to Record
6. Does not subtract area of central traverse and ditch Back to Record
7. In addition to 132 meters of Siege Battery

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