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Vibro compaction
Technique
…
A
versatile ground-improvement method that can be adjusted to
a
wide … soils with
a
downhole vibrator. It’s
a
technique first developed by
Keller
in the 1930s that we’ve used on thousands of projects since. …
A
… specifications. Specialist Contact | Derek Taylor - derek.taylor@
keller
.com - +44 (0)7769 654163 … The vibro equipment we use is designed …
/expertise/techniques/vibro-compaction
Instrumentation and monitoring
Technique
… of operations … Monitoring of vibration, dust and noise … If
a
construction project requires structural/ground movement monitoring or … of environmental properties like temperature, noise or vibration,
Keller
UK's sister company GEO-Instruments can design and install an …
/expertise/techniques/instrumentation-and-monitoring
Vibro stone columns
Technique
… Offers an economical alternative to piling …
A
versatile ground-improvement method than can be adjusted to
a
wide … It’s
a
technique first developed by our company founder, Johann
Keller
, that we’ve used on thousands of projects. … In the top-feed … base of the column. Specialist Contact | Rob Herring - rob.herring@
keller
.com - +44 (0)7767 446830 … The vibro equipment we use is designed …
/expertise/techniques/vibro-stone-columns
Jet grouting
Technique
… grouting creates in situ columns of soilcrete (grouted soil), using
a
grouting monitor attached to the end of
a
drill stem. The jet grout … cohesive soils. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 … With 40 years of experience, working across the globe,
Keller
has seen and completed more jet grouting projects than any other …
/expertise/techniques/jet-grouting
Minipiles
Technique
… foundations … Enhance mass stability … Transfer loads … Minipiles are
a
deep foundation element constructed using high-strength, … been achieved. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has vast minipiling experience in all ground conditions with the …
/expertise/techniques/minipiles
Anchors - single bond length
Technique
… Ground anchors transfer tensile loads and consist of an anchor head,
a
free length and
a
bond length. Anchors can offer an advantage for … completed. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has been installing anchors for many years, continually evolving …
/expertise/techniques/anchors-single-bond-length
Restricted access piles
Technique
… where large, heavy conventional plant cannot be used, we provide
a
choice of piling systems such as continuous flight auger, cased CFA, … ground conditions. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has vast restricted access piling experience in all ground …
/expertise/techniques/restricted-access-piles
Compaction grouting
Technique
… sinkhole potential … Compaction grouting involves the injection of
a
low slump, mortar grout to densify loose, granular soils and stabilise … treatment zone. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
can provide complete solutions which combine compaction grouting …
/expertise/techniques/compaction-grouting
SBMA
Technique
… with multiple strands, each bonded to the soil/rock and carrying
a
load. …
A
stable borehole is executed to the right diameter and … the same length. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has been installing anchors for many years and patented the SBMA …
/expertise/techniques/sbma
Soil nails
Technique
… is small enough to use in areas with restricted access … Often
a
more cost effective and faster solution for temporary excavation … reinforced slope. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has been installing and developing soil nailing techniques for …
/expertise/techniques/soil-nails
Rock/fissure grouting
Technique
… drilled using rotary percussive drills. Reduction in permeability is
a
function of the grouting material, the rock and grout design. Rock … cement. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has industry leading knowledge of grout materials and mixes and …
/expertise/techniques/rock-fissure-grouting
Driven precast piles
Technique
… where the ground conditions are highly variable as they are driven to
a
set or pre-determined resistance …
A
good foundation choice when you … deeper piles. Specialist Contact | Simon Thompson - simon.thompson@
keller
.com - +44 (0)7748 968391 …
Keller
has access to an extensive selection of pile sizes to ensure an …
/expertise/techniques/driven-precast-piles
Permeation grouting
Technique
… coarse, granular soils with flowable particulate grouts to create
a
cemented mass. … Depending on the conditions, Portland cement or … permeability. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has provided permeation grouting solutions for decades. Its …
/expertise/techniques/permeation-grouting
Slurry cut-off walls
Technique
… water control and landfill sites … Slurry walls are constructed using
a
cement-bentonite slurry to produce
a
below ground low permeability … interlock system. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
has decades of experience installing slurry walls across the …
/expertise/techniques/slurry-cut-off-walls
Compensation/fracture grouting
Technique
… tunnelling … Compensation or fracture grouting is the injection of
a
cement slurry grout into the soil creating and filling fractures that … and structures. Specialist Contact | Anthony Lucas - anthony.lucas@
keller
.com - +44 (0)7908 502122 …
Keller
can provide complete solutions which combine fracture grouting …
/expertise/techniques/compensation-fracture-grouting
Environmental stone columns
Technique
… acquifer contamination … Offers an economical alternative to piling …
A
versatile ground-improvement method than can be adjusted to
a
wide … cases it is necessary to seal the base of the columns. This is where
Keller
’s Environmental Stone Columns (ESC) can provide the perfect … specifications. Specialist Contact | Rob Herring - rob.herring@
keller
.com - +44 (0)7767 446830 … The vibro equipment we use is designed …
/expertise/techniques/environmental-stone-columns
CFA piles
Technique
… Resists compressive, uplift, and lateral loads …
A
cost efficient foundation solution … Can be installed in most soil … cage is placed through the freshly placed concrete. Typically,
Keller
CFA piles are reinforced with
a
rigid six metre-long cage as
a
… cages. Specialist Contact | Richard Smith - richard.smith1@
keller
.com - +44 (0)7918 632800 … Close control of the installation …
/expertise/techniques/cfa-piles
Vibro concrete columns
Technique
… Only
a
small quanitity of spoil is generated …
A
versatile technique that can … specifications. Specialist Contact | Derek Taylor - derek.taylor@
keller
.com - +44 (0)7769 654163 … The vibro equipment we use is designed … by our in-house equipment manufacturer exclusively for use by
Keller
companies. In-house quality production management software …
/expertise/techniques/vibro-concrete-columns
Contiguous pile walls
Technique
… wing walls … Contiguous pile walls consist of piles arranged in
a
line typically with
a
150mm gap between the piles. Where required the soil between the piles … in cantilever. Specialist Contact | Richard Smith - richard.smith1@
keller
.com - +44 (0)7918 632800 … We use the latest technology, testing …
/expertise/techniques/contiguous-pile-walls
King post wall
Technique
… embankment retention and flood defence walls … King post walls are
a
cost-effective system of temporary or permanent retention using beams and precast concrete panels. … King post walls are
a
simple and quick installation method. They comprise boring
a
hole with … retaining wall. Specialist Contact | Nigel Matthews - nigel.matthews@
keller
.com - +44 (0)7918 905057 …
/expertise/techniques/king-post-wall
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