Wharf construction
Technique
Wharf construction Keller has the engineering capacity to design flexible and tailored wharf construction solutions to meet different soil conditions and requirements. Keller crane constructing a new…
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Soil displacement piles SDP and VDP
Technique
Soil displacement piles SDP and VDP Screw displacement piles (SDP) and Vibro displacement piles (VDP) are a fast and effective technology for deep, pile foundations for various structures.…
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Controlled Stiffness Columns CSC®
Technique
Controlled Stiffness Columns CSC® This method involves strengthening the ground using high deformation modulus CSC® (Controlled Stiffness Column) concrete displacement columns. Controlled Stiffness…
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Injection systems
Technique
Injection systems Injection systems involve the injection of aqueous solutions into the ground to treat expansive, collapsible, and desiccated clay and railroad subgrade mud pockets. Injection…
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Flood shafts construction
Technique
Flood shafts construction Keller designs seal of all types of flood shafts, including structures already in operation and newly designed. Floodbank construction Common uses Flood shaft seals Repair…
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Jet grouting (Soilcrete®)
Technique
Jet grouting (Soilcrete®) Jet Grouting uses high velocity fluid jets to construct cemented soil of varying geometries in the ground. Jet grouting illustration Common uses Often the preferred solution…
/en/expertise/techniques/jet-grouting-soilcrete
Anchors - single bond length
Technique
Anchors - single bond length Ground anchors transfer tensile loads and consist of an anchor head, a free length and a bond length. The free length enables the anchor to be, a big advantage for…
/en/expertise/techniques/anchors-single-bond-length
Contiguous pile walls
Technique
Contiguous pile walls Contiguous pile walls consist of piles arranged in a way that a gap remains between the piles. Where required the soil between the piles can be stabilised during excavation by…
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Diaphragm walls/barrettes
Technique
Diaphragm walls/barrettes Vertical panels are excavated under stabilising slurries using mechanical/hydraulic clamshell grabs or hydromill cutters to form a continuous cut-off, retaining and/or…
/en/expertise/techniques/diaphragm-walls-barrettes
Slurry cut-off walls
Technique
Slurry cut-off walls Slurry walls are constructed using a cement-bentonite slurry to produce a below ground low permeability barrier. Slurry cut-off walls Common uses Create barriers to groundwater…
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Sheet piles
Technique
Sheet piles Sheet piling retains soil, using steel sheets with interlocking edges and is applied using both vibratory and vibration-free installation rigs. Sheet piles Common uses Support excavations…
/en/expertise/techniques/sheet-piles