You are a safety manager for a civil contractor building new sewer lines for the city. Your company must excavate a trench 6′ deep and 12′ wide and install the concrete sewer pipe.
What would be your first step in providing a safe work area? What would be the mechanics of a cave-in? What action would be necessary to prevent a cave-in?
Your response must be at least 500 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.
