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SITE CHARACTERIZATION

SITE CHARACTERIZATION. OSHA 1910.120 HAZWOPER. PURPOSE: PROVIDES THE INFORMATION NECESSARY TO IDENTIFY SITE HAZARDS AND TO SELECT WORKER PROTECTION METHODS. GOAL: OBTAIN ACCURATE, DETAILED , AND COMPREHENSIVE INFORMATION TO TAILOR THE PROTECTIVE MEASURES TO THE ACTUAL

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SITE CHARACTERIZATION

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  1. SITE CHARACTERIZATION OSHA 1910.120 HAZWOPER

  2. PURPOSE: PROVIDES THE INFORMATION NECESSARY TO IDENTIFY SITE HAZARDS AND TO SELECT WORKER PROTECTION METHODS. GOAL: OBTAIN ACCURATE, DETAILED, AND COMPREHENSIVE INFORMATION TO TAILOR THE PROTECTIVE MEASURES TO THE ACTUAL POTENTIAL HAZARDS AT THE SITE.

  3. RESPONSIBILITIES • Incident Commander, Supervisor, Project Manager, with support from: • Chemist • Industrial Hygienists • Geologists • Safety Personnel • Toxicologists

  4. Three Phases of Site Characterization • Offsite characterization prior to site entry. • Onsite Survey • Ongoing Characterization

  5. GOAL • Gather as much information as possible so hazards are evaluated and preliminary site controls and personal protection measure are established: • Focus on potential inhalation hazards, IDLH situations or other dangerous situations such as: • Explosive/Flammable Situations • Extremely Hazardous Situations • Dead animals, Dead Vegetation, Discolored Soils

  6. Two Methods To Obtain Information • Interviews/Records Review • Perimeter Reconnaissance

  7. ONSITE SURVEY • Look, feel, listen, smell. • Use BUDDY system. • Note types of containers, impoundment or storage systems. • Note Condition of Containers. • Note Physical Condition of the Materials. • Identify Natural Wind Barriers & Wind Direction. • Determine Potential Pathways or Dispersion.

  8. ONSITE SURVEY, continued • Collect Samples. • Use Remote Sensing Equipment if Warranted. • Note any Safety Hazards. • Identify Reactive, Incompatible, Flammable, or Highly Corrosive Wastes. • Note Tags, Labels, Markings or other Identifying Markers.

  9. DOCUMENT INFORMATION GATHERED • Ensures Accurate Communication. • Ensures Data Quality. • Documents Rationale for Protective Measures.

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