STSC Emergency Preparedness and Management 4 — Questions and Answers
Question 1: During a construction site emergency, who is responsible for accounting for all workers after an evacuation?
- The site owner
- The designated assembly area warden or supervisor (Correct answer)
- OSHA inspector
- Local fire department
Correct answer: The designated assembly area warden or supervisor
The designated assembly area warden or supervisor is responsible for taking headcount and accounting for all workers after evacuation.
Question 2: What is the primary purpose of a Job Hazard Analysis (JHA) in emergency preparedness?
- To assign blame after an incident
- To identify potential hazards and plan controls before work begins (Correct answer)
- To satisfy insurance requirements only
- To document completed tasks
Correct answer: To identify potential hazards and plan controls before work begins
A JHA proactively identifies hazards associated with each job step and establishes preventive controls before work begins.
Question 3: A worker is found unconscious in a trench with no obvious trauma. What is the FIRST action the supervisor should take?
- Climb into the trench to help the worker
- Call 911 and assess for atmospheric hazards before entry (Correct answer)
- Begin CPR immediately from outside the trench
- Wait for OSHA to arrive
Correct answer: Call 911 and assess for atmospheric hazards before entry
Atmospheric hazards (oxygen deficiency, toxic gases) are common in trenches, so rescuers must assess and control hazards before entering to avoid becoming victims.
Question 4: Which NIMS component establishes a common language and organizational structure for emergency response?
- Incident Command System (ICS) (Correct answer)
- Emergency Operations Center (EOC)
- Mutual Aid Agreement
- National Response Framework
Correct answer: Incident Command System (ICS)
The Incident Command System (ICS) is the NIMS component that standardizes on-scene emergency management through a common organizational structure and terminology.
Question 5: What minimum distance should workers maintain from electrical lines when using a crane on a construction site?
- 5 feet
- 10 feet (Correct answer)
- 15 feet
- 20 feet
Correct answer: 10 feet
OSHA requires a minimum 10-foot clearance from power lines up to 50 kV when operating cranes or other equipment.
Question 6: In an emergency response plan, what does 'shelter-in-place' mean?
- Evacuating to the nearest hospital
- Remaining inside a structure and sealing it to protect occupants from outside hazards (Correct answer)
- Setting up temporary shelters on-site
- Moving workers to a designated outdoor assembly area
Correct answer: Remaining inside a structure and sealing it to protect occupants from outside hazards
Shelter-in-place directs workers to stay inside a building and seal doors and windows to protect against external airborne or other hazards.
Question 7: Which document outlines the specific procedures a construction company must follow during a chemical spill on-site?
- OSHA 300 Log
- Site-Specific Emergency Action Plan (EAP) (Correct answer)
- Worker's Compensation Policy
- General Liability Insurance Certificate
Correct answer: Site-Specific Emergency Action Plan (EAP)
The Site-Specific Emergency Action Plan details procedures for hazardous material spills and other emergencies on that particular jobsite.
STSC Emergency Preparedness and Management 4
During a construction site emergency, who is responsible for accounting for all workers after an evacuation?