... and a heavily trafficked road. Planar and toppling failure was identified as possible failure mechanisms in the south and north rock slopes respectively and a preliminary reinforcement design was included in the tender documents. The preliminary design was successfully implemented in the construction phase...

... portion of the slope 2.2 Sliding Geometry Four exploration boreholes were drilled to identify the g<:omdry of the sliding wedge for the stability analysis and the hack-analysis. Engineering geological inrcrprcrntions nrc used to define the failure surfaces lor the hack-analysis and reinforcement design...