Terratest Group

Continuous Reinforced Concrete Core Walls


Continuous reinforced concrete core wallsare vertical walls made in spans of up to 7 metres in length and thicknesses between 0.45 and 1.50 metres, and depths of up to 70 m, and offer a solution to excavation difficulties in urban areas or around the water table level.

To install core walls in the ground, mechanically-driven grab buckets are used with weight ratings of between 5 and 23 Tons and grab openings of between 2.60 and 4.20 metres. This type of grab bucket can be adapted to practically any type of soil and depth.

To install core walls on rocks, excavation techniques and plant is used for thicknesses of 0.60, 0.80, 1.00 and 1.20 metres and depths of up to 60 metres.

They are used in a large number of projects (bearing structures, provisional or definitive retaining walls, etc.) and represent a solution to different problems such as the excavation of buried structures such as underground car parks and basements, subways, etc., to the creation of subsoil waterproofing in loose material dams.

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