Holland Park

Refurbished Prime Detached home

Holland Park, London

Temporary support to existing house on piles, install secant piled wall with capping beam, excavate 9m deep basement below the water table to form reinforced concrete swimming pool, plunge pool, gym and strong room beneath the house and the garden.

Structural engineering works included:

Excavate top soil and install piling mat
Removal of in excess 32,000 M3 of water
Install King Post to support adjacent garden walls
Prop existing house on piles and beams
8m deep underpins
Capping beam
Cutting down piles
Bulk excavation
Top down construction to southern slab
Cetco Volclay Voltex waterproof membrane
Reinforced concrete walls ,slabs and stairs
New Hayden pumping station
Cast iron drainage
Cellcore under slab
Foamglas wallboard
Sprayed concrete

Main Contractor:	Holloway White Allom
Architect:	ABA International
Structural Engineers:	Trigram