Data recovery excavations typically focus on exposing archaeological features. These intrusions in the soil made by humans include the traces of posts or foundations that supported a building, cellars ...
This course covers the OSHA Excavation Standard and safety and health aspects of excavation and trenching. Course topics include practical soil mechanics and its relationship to the stability of ...
Peck 1969 summarised the experiences with performance of deep excavation support system, and the factors that are most important in controlling the performance. These factors include the type and ...
Not only can accessible ladders provide a quick exit, but they reduce the likelihood that workers will jump into trenches or excavations and injure themselves. As with soil conditions, a competent ...