To reinforce the ground behind the headwall, more than 636 'soil nails' were driven into the wall and connected to the concrete lining. The nails, consisting of steel or glass fibre reinforced polymer tendons, were inserted using a specialised drilling rig.

The fixed larvae were dissociated into fine pieces by pippetting in 50% acetic acid.

eruginous:

At the entrance of the king, the first traverse was drawn, and the lower descent of the mountain discovered, which was the pendant of a hill to life, with divers boscages and grovets upon the steep or hanging grounds thereof.