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Whitworth Community High School
Project
/projects/whitworth-community-high-school
Drump Road
Project
… as an alternative. … Keller installed 1.6m diameter jet grout
columns
to between 4m and 8m long through backfilled gravels and clay. Where competent mudstone was encountered, the diameter of the
columns
was reduced but in weaker material the erosive power led to large
columns
with a strength of 5N/mm 2 thus ensuring a sufficiently …
/projects/drump-road
Longbridge
Project
/projects/longbridge
Shirebrook Distribution Depot
Project
… apron it was decided to undertake a small strip of less disruptive
vibro
replacement immediately next to it. Thereafter, two Dynamic …
/projects/shirebrook-distribution-depot
B&M Retail Unit
Project
… During the course of the installation works, Keller trimmed the slab
columns
so that these areas were made ready for the construction of a ground bearing slab. For the foundations, the
columns
were easy to excavate which allowed the follow-on groundworks to …
/projects/bm-retail-unit
Marble Arch Place
Project
… Installing the jet grouted
columns
adjacent to another building … To facilitate the construction of … and the London Clay below a retained height of approximately 3m.
Columns
were inclined below the building to achieve the required … visual inspections for grout / water ingress. A total of 71
columns
were installed to underpin a 30m section of the wall. … Europe …
/projects/marble-arch-place
Crossrail C298
Project
… and organic soil to give an unconfined compressive strength of the
columns
of 250kPa. Nearly 4200 No. 5.0m long DDSM
columns
were formed to enhance the properties of the existing ground to …
/projects/crossrail-c298
2 Great George Street
Project
/projects/2-great-george-street
Lyons Park
Project
… with fully suspended alternatives. In less than seven weeks, 2000
columns
were installed. … Europe …
/projects/lyons-park
425 Oxford Street
Project
/projects/425-oxford-street
Secant box test pit
Project
… The 900mm diameter CFA piles were installed first with the jet grout
columns
being sized to seal between the piles and construct the watertight wall. A further 88No plug
columns
were then installed, up to a diameter of 2.2m to create the base …
/projects/secant-box-test-pit
Down Leisure Centre
Project
… as the best option with Keller in early dialogue. A total of 585 No
columns
treated the ground to 2m depth with a further 390 No
columns
treating the ground to 7m depth. The target undrained shear …
/projects/down-leisure-centre
Alexandra Dock
Project
… coupled with the presence of sandstone bedrock at the toe of the
columns
, generated high bending moment forces which warranted further … Rigid inclusions were constructed to lengths of up to 15.0m with the
columns
just toeing into the sandstone bedrock strata. For the areas … reduce the shear forces as well as the spanning distance between the
columns
. This approach enabled the slab designer to reduce the …
/projects/alexandra-dock-0
Norton House
Project
… reinforced shallow foundations which could be excavated while the RI
columns
were fresh. For the slab areas, Keller installed and cropped the
columns
to permit the installation of a ground bearing floor slab which …
/projects/norton-house