Earn PDH. Shotcrete and Soil Nails https://csites.com/13_A.htm
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The original contract was terminated when it became clear that the required ten foot deep footing excavation was too close to a temporary support tower. The follow on contractor began by re-supporting the threatened temporary tower with drilled in piles (mini piles). With the tower re-supported he excavated in lifts, supporting each lift with shotcrete and soil nails. The process is fully explained in photos and videos.
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Now is the time to catch up on Construction Details for Infrastructure Projects. These Classes provide a How to Guide for constructing Infrastructure Projects. Design professionals will prepare more constructible designs, more realistic schedules and cost estimates by first understanding construction means and methods. The result - fewer delays and cost overruns.
Infrastructure Projects is a practical course providing a background in heavy construction techniques and practice.