Soil nails in the form of micropiles can be used to secure sections of slopes, unstable slopes and embankments, for the temporary and permanent anchorage of shotcrete facings, for securing excavations and in the refurbishment of retaining walls. The crucial advantage of soil nailing compared with conventional retaining structures is that nailing requires no additional excavation work.
The equipment required can be chosen to suit the local circumstances. This guarantees that almost every drilling position can be reached with suitable equipment.
The choice of head detail depends on the specific application. Head details can be
- temporary or permanent,
- with or without angle compensation, and
- assembled from system components.
The various possibilities for soil nailing are: