UFC 4-159-03
3 October 2005
Examples of plate anchors that have been used at various sites are
summarized in Table 5-7.
Table 5-7. Typical Driven-Plate Anchors
SIZE/LOCATION
SEAFLOOR
DRIVING
PROOF LOAD
TYPE
DISTANCE
INTO
COMPOTENT
SEDIMENT
0.91 m x 1.22 m
Hard Clay
9 m (30 ft)
670 kN
(3 ft x 4 ft)
(150 kips)
Philadelphia, PA
Vertical
0.61 m x 1.22 m
Sand
8 m (27 ft)
890 kN
(2 ft x 4 ft)
(Medium)
(200 kips)
San Diego, CA
Vertical
m x 1.83 m
Coral
12 m (40 ft)
1000 kN
(5 ft x 6 ft)
(225 kips)
Guam
Vertical
m x 3.35 m
Mud
21 m (70 ft)
890 kN
(6 ft x 11 ft)
(200 kips)
Pearl Harbor, HI
Horizontal
The recommended minimum plate anchor spacing is five times the anchor
width for mud or clay and 10 times the anchor width for sand.
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