Hamilton Terrace - Bored pile retaining wall for a basement extension
Principal Contractor - McGrath Development and Construction
Structural Engineer - Elliottwood Partnership
Order value - £60,000
Piling Solutions Ltd were employed as a sub contractor by McGrath Development and Construction to design and construct suitable piles forming a contiguous bored pile wall and some bearing piles. The basement extension is to the rear of the property the only access for the construct the piled wall was via a 1.4m wide passageway between this and the neighbouring property.
74 number 450 diameter piles were constructed for a retained height of either 5m or 3.5m dependent on the section of the basement. Pile reinforcement being full length and up to 6T32bars per pile section.
During a second visit to site, after the basement excavation, 21 bearing piles of 300mm diameter were constructed. Access for these being gained through the existing basement garage.
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A view of a section of the retaining wall. The operators are busy preparing the site for the installation of the load bearing piles |
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A view of a section of the retaining wall and the narrow access passage (the gap between the buildings. |
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Access to the site was through this narrow passage between the properties. |