Subpart-P - Trenching and Excavation Behold the trench No...

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Unformatted text preview: Trenching and Excavation Behold, the trench. No wider than 15 feet. Otherwise, it is an excavation. Trench Cave-In Fatalities • A Major Killer in Construction • At least 50 fatalities per year, probably closer to 100. Trench Cave-Ins • The leader in prosecutions of contractors for criminally negligent homicides. Also involuntary manslaughter. • Significant OSHA fines associated with trench cave-ins Average Fine = $5,124 Figure 3. Frequency of accidents at different trench depths 19% 26% 12% 4% 39% 0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 5 to 9 feet 10 to 14 feet 15 to 19 feet 20 to 24 feet 25 to 30 feet Competent Person • Must be able to identify hazards (the potential for a cave-in) • Must have the authority to take appropriate corrective actions Responsibilities of the Competent Person • Recognize confined space hazards • Specify any safety controls needed • Oversee all tasks being performed • Remove any workers not protected • Remain present during excavation • Observe protection being installed • Remain present when workers in trench Duties of Competent Person • Pre-inspect site and develop safety plan • Design access for employees & equipment • Determine soil conditions • Select protection system • Monitor environmental conditions • Communicate and inspect for worker safety Reclassification of Soil • Recognize that soil types can change quickly....
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This note was uploaded on 08/27/2011 for the course BCN 4735 taught by Professor Staff during the Spring '08 term at University of Florida.

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Subpart-P - Trenching and Excavation Behold the trench No...

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