Contractor License Exam
OSHA Safety Regulations Practice Questions
55 practice questions with detailed explanations — aligned to the Contractor License Exam.
Master OSHA Safety Regulations to boost your score on the Contractor License Exam. Each question below mirrors the style and difficulty of real exam questions, complete with detailed explanations so you understand the why behind every answer. Work through all 55 questions, review any that trip you up, and use the related topics below to round out your preparation.
Q1.Under OSHA 29 CFR 1926, at what height is fall protection required for construction workers?
A.4 feetB.6 feetC.8 feetD.10 feetB. 6 feetExplanation: OSHA 1926 Subpart M requires fall protection for construction workers at heights of 6 feet or more above a lower level. General industry (1910) requires fall protection at 4 feet. Acceptable fall protection includes guardrails, personal fall arrest systems (PFAS), or safety nets.
Join 1,000+ users passing the Contractor License
Q2.What is the purpose of OSHA's Hazard Communication Standard (HazCom / Right to Know)?
A.To require hard hats on all construction sitesB.To ensure workers have access to information about hazardous chemicals they may be exposed toC.To regulate the storage of flammable materials on job sitesD.To set maximum noise exposure limits for workersB. To ensure workers have access to information about hazardous chemicals they may be exposed toExplanation: OSHA's HazCom Standard (29 CFR 1910.1200 / 1926.59) requires chemical manufacturers to label hazardous chemicals and provide Safety Data Sheets (SDS). Employers must maintain an SDS for each hazardous chemical, train workers, and provide access to this information.
Join 1,000+ users passing the Contractor License
Q3.What must employers provide for workers exposed to noise levels averaging 85 dBA or more over an 8-hour shift?
A.Hearing protection only — no additional requirementsB.A hearing conservation program including audiometric testing, hearing protection, and trainingC.Annual OSHA inspection of the workplaceD.Reduced work hours to limit exposureB. A hearing conservation program including audiometric testing, hearing protection, and trainingExplanation: Under OSHA's Hearing Conservation Standard (29 CFR 1910.95), employers must implement a hearing conservation program when noise averages 85 dBA or more over an 8-hour day (action level). The program includes noise monitoring, audiometric testing, hearing protection, employee training, and recordkeeping.
Join 1,000+ users passing the Contractor License
Q4.What is the OSHA requirement for trenches and excavations deeper than 5 feet?
A.A competent person must inspect the trench dailyB.All workers must wear safety vestsC.Cave-in protection is required: sloping, shoring, or a trench boxD.Workers must remain within 10 feet of a ladder at all timesC. Cave-in protection is required: sloping, shoring, or a trench boxExplanation: OSHA 1926 Subpart P requires cave-in protection for excavations 5 feet or deeper. Options include: sloping/benching the excavation sides to a safe angle, installing shoring or shielding systems, or using a trench box (shield). A competent person must classify soil type and determine the protective system required.
Join 1,000+ users passing the Contractor License
Q5.What is a OSHA 300 Log used for?
A.Recording all workers' training completion datesB.Documenting work-related injuries and illnesses that meet OSHA's recording criteriaC.Tracking equipment inspections and maintenanceD.Recording material deliveries and safety data sheetsB. Documenting work-related injuries and illnesses that meet OSHA's recording criteriaExplanation: OSHA 300 Log (Log of Work-Related Injuries and Illnesses) records qualifying work-related injuries and illnesses — those involving lost time, restricted duty, medical treatment beyond first aid, loss of consciousness, or diagnosis by a healthcare professional. Employers with 10+ employees in covered industries must maintain this log.
Join 1,000+ users passing the Contractor License