Repairs to south terrace, including repair to drainage, waterproof membrane
and vaulted cellar.

Extent of works

• To lift the existing south terrace stone flags individually; including the seats at the apsidal ends and the removal of bituminous material. Lifting equipment includes a gantry, vacuum lifting equipment and ‘Kevlar’
  lifting bags
• Repair to the substructure and fitting of a new ‘kaltek’ waterproof membrane
• Reinstallation of stones to their original position. Each slab levelled using pneumatic lifting bags following which, pressure grouted bags hold the slabs permanently in position