Constructing stone columns through fill material and weak soils improves their load bearing and settlement characteristics. This system provides an economic and technically sound solution to a wide range of geotechnical and foundation problems. Read more...

A compaction process for purely granular soils relying on the fact that the soil can be re-arranged into a denser condition under the influence of vibrations from specially designed poker vibrators Read more...

A system for avoiding the downward migration of contamination or providing settlement control where organic layers are present Read more...

An important ground improvement technique, capable of compacting a wide variety of weak soils particularly on larger sites. Read more...

A highly effective ground treatment system used to improve the load performance characteristics of soft clays, peats and other weak soils . Read more...

The infilling of subsurface mines, solution features and tunnels Read more...

The injection of a fluid grout into granular, fissured or fractured ground producing a solidified mass to carry increased load and/or fill voids and fissures to control water flow. Read more...

The injection of very stiff, low slump (25-75mm) mortar-type grout under relatively high pressures to displace and compact soils in place. Read more...

The formation of solidified ground of pre-determined shape, size and depth, to a designed strength, permeability and flexibility Read more...

A process used to control or reverse the settlement of structures by injecting material into the soil between the foundation to be controlled and the process causing the settlement or movement. Read more...

Used to reinforce existing slopes, stabilise steep excavations this system has grown extensively over the past twenty years. Read more...

Keller has unrivalled experience in designing and installing anchorage systems for a wide variety of construction projects, including dams, ports and harbours, deep basements, roads and bridges, slope stabilisation schemes. Read more...

Anchors that can be de-stressed after the retaining wall or structure is built Read more...

This system utilises a patented assembly comprising a length of plastic and a small steel component connected to the anchor strand tendon. When the final support or structure is in position it can be de-stressed and the entire strand tendon removed. Read more...

Formed by using a specially formulated mix of cementitious and bentonite based materials together with proprietory additives to provide a plastic structure offering extremely low permeability and flexibility Read more...

Membranes installed into slurry walls can provide effective protection from methane migration Read more...

The introduction of cementious or specially formulated solutions directly into the ground through the use of purpose built augers to reduce permeability and/or increased strength within the soil mass. Read more...

A treatment zone of reactive material(s) that built below ground to clean up polluted groundwater. Read more...

A range of high capacity small diameter drilled and bored pile systems purposely designed to tackle difficult ground conditions,obstructions and working in limited space or low headrooms. Read more...

Keller's Driven Displacement Piling is in growing demand, particularly on contaminated sites where the cost of spoil removal is becoming prohibitively expensive. Read more...

A quiet low vibration form of piling that is ideal for providing foundation support in built-up or environmentally sensitive areas. Read more...

The Keller VCC system provides a quiet, economical, mess free piling solution for sites underlain by weak alluvial or organic deposits such as peat and soft clays. Read more...

Contiguous Pile Walls provide a cost effective method of forming retention structures where space is limited or high performance is required. Read more...

Using Keller's state-of-the-art design analysis methods, Secant (hard/soft) Walls can be constructed to form deep basements or retaining structures. Read more...

The BBA accredited Geolock system comprises dry laid concrete blocks working in combination with reinforced soil. Read more...

Complete design and build solutions to transfer load beneath road and rail embankments. Read more...

Precast concrete panels, with steel strip reinforcement to strengthen the soil behind, is a well-established technique, built worldwide over the past thirty years. Read more...

A patented reinforced soil system, with over 80,000 m2 of slope face area constructed over the last twelve years. Read more...

A gravity retaining system made up of interlocking timbers filled with rock or recycled stone. Read more...