Our Role
The tunnel portal at the north end of the site is at Wilton. Ayesa provided the detailed design for the embedded retaining walls for the tunnel portal, tension piles in the base slab, temporary props and waling for ground support including detailed design of connections and supports, capping beams, temporary base slab and ground anchors for temporary propping for a section of the wall. Ayesa also designed the drainage blanket, sumps and drainage channel.