Last Updated：2025/12/06
A type of understructural element used to support a superstructure (ie. building and basement foundation slab), where a long pole buried vertically in the ground relies on friction with the ground to prevent sinking, supporting the heavy superstructure above, when used in groups as a pile foundation.
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friction pile
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Source Word
friction pile
Noun
A
type
of
understructural
element
used
to
support
a
superstructure
(ie.
building
and
basement
foundation
slab),
where
a
long
pole
buried
vertically
in
the
ground
relies
on
friction
with
the
ground
to
prevent
sinking,
supporting
the
heavy
superstructure
above,
when
used
in
groups
as
a
pile
foundation.
Japanese Meaning
地中に垂直に打ち込まれた長い杭で、周囲の土との摩擦作用を利用して沈下を防ぎ、建物や地下の基礎スラブなどの上部構造物を支える下部構造要素。複数を組み合わせて杭基礎として用いられる。
Sense（1）
A
type
of
understructural
element
used
to
support
a
superstructure
(ie.
building
and
basement
foundation
slab),
where
a
long
pole
buried
vertically
in
the
ground
relies
on
friction
with
the
ground
to
prevent
sinking,
supporting
the
heavy
superstructure
above,
when
used
in
groups
as
a
pile
foundation.
（ plural ）
