November/December 2021 - 87

FEATURE ARTICLE
Pressed-in Pipe
Piles for Infrastructure
Resiliency
SPECIAL
ISSUE
DSMART
EVELOPMENT
Press-in piling on Japan's Kamakura Coast
In this era of climate change and more
frequent extreme weather events,
sustainability and resiliency of
infrastructures have become a focal
point of their design and construction.
Maintaining, repairing and retrofitting
existing infrastructure elements can
easily enhance their resiliency and
prolong service lives, while reducing
environmental impacts and providing
financial benefits for agencies in charge
of them and the communities they
serve. Among the many tools in the field
of foundation construction that can
achieve these goals is the press-in piling
method, which has unique features and
advantages compared to other piling and
earth-retaining methods. This article
covers features of this method and how
it works, as well as what it can offer.
Press-in Piling Method
The press-in piling method was
invented out of pure necessity some 45
years ago by an owner of a small
foundation contracting company in
Japan, Kochi Giken Consultant. He and
his foreman often had to deal with
neighbors concerned about projects
emitting intolerable levels of noise and
vibrations caused by conventional pile
driving equipment. The first press-in
piling machine he and his team
developed after a couple of years of trial
and error utilized hydraulic force to push
sheet piles into the ground, practically
eliminating noise and vibration issues.
This was the start of Giken Ltd., which
refined the press-in
piling method and
became the primary
manufacturer of the
affiliated equipment
globally. Although
other types of pressin
piling systems
exist that rely on very
large, heavy counterweights
or are
made of a press-in
AUTHOR Takefumi Takuma, Giken America Corp.
DEEP FOUNDATIONS * NOV/DEC 2021 * 87
attachment traveling up and down on a
tall leader mounted on top of a large,
crawler-based machine, they are used
less frequently due to their much larger
sizes and more limited drivability.
The press-in pi l ing machine
produced by Giken installs the first few
piles by clamping onto a steel frame
called a reaction stand, which has arms
on both sides for counterweights to sit
on. Once the first few piles are pressed in
this way, the equipment starts to grip
from on top of the installed piles to move
Principle of the press-in piling method

November/December 2021

Table of Contents for the Digital Edition of November/December 2021

Table of Contents
November/December 2021 - Intro
November/December 2021 - 1
November/December 2021 - 2
November/December 2021 - Table of Contents
November/December 2021 - 4
November/December 2021 - 5
November/December 2021 - 6
November/December 2021 - 7
November/December 2021 - 8
November/December 2021 - 9
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