OSHA 30 ACTUAL EXAM QUESTIONS AND
COMPLETE STUDY GUIDE 2026
▶ Signs and Symptoms of Hypertension. Answer: headache, high blood
pressure, low blood sugar
▶ Fire Tetrahedron. Answer: Oxygen, Fuel, Temperature, Chain Reaction
▶ Classifications of fires. Answer: o A - trash, ash, paper, etc.
o B - Boiling liquids
o C - CO2 for Electrical currents
o D - Copper based for metals
o K - Kitchen Grease fires
o Halen only used by Military because it stays in the Ozone
▶ SF needed for fire extinguishers. Answer: 1 per 3000 SF per floor)
▶ SDS Section Numbers (Part 1). Answer: ID Identification
▶ SDS Section Numbers (Part 2). Answer: Hazard ID
▶ SDS Section Numbers (Part 4). Answer: First Aid
, ▶ SDS Section Numbers (Part 5). Answer: Fire fighting
▶ SDS Section Numbers (Part 7). Answer: Handling & Storage
▶ SDS Section Numbers (Part 8). Answer: PPE/Exposure Controls
▶ SDS Section Numbers (Part 16). Answer: Other / 704 Marker
▶ Ladder Ratio. Answer: 4 to 1 ratio (4 feet up to 1 foot out)
▶ When must ladder be tied off to building. Answer: 20 feet up and 5 feet
out
▶ Can a crane lift a load at a 90 degree angle. Answer: Nope
▶ When must you tie off in steel erection. Answer: 30 ft
▶ When can you work under a suspended load in steel erection. Answer:
Must be certified and insured to work under a suspended load
▶ In Excavations, what must be done when you dig 20' or more down.
Answer: must have a structural engineer approve
COMPLETE STUDY GUIDE 2026
▶ Signs and Symptoms of Hypertension. Answer: headache, high blood
pressure, low blood sugar
▶ Fire Tetrahedron. Answer: Oxygen, Fuel, Temperature, Chain Reaction
▶ Classifications of fires. Answer: o A - trash, ash, paper, etc.
o B - Boiling liquids
o C - CO2 for Electrical currents
o D - Copper based for metals
o K - Kitchen Grease fires
o Halen only used by Military because it stays in the Ozone
▶ SF needed for fire extinguishers. Answer: 1 per 3000 SF per floor)
▶ SDS Section Numbers (Part 1). Answer: ID Identification
▶ SDS Section Numbers (Part 2). Answer: Hazard ID
▶ SDS Section Numbers (Part 4). Answer: First Aid
, ▶ SDS Section Numbers (Part 5). Answer: Fire fighting
▶ SDS Section Numbers (Part 7). Answer: Handling & Storage
▶ SDS Section Numbers (Part 8). Answer: PPE/Exposure Controls
▶ SDS Section Numbers (Part 16). Answer: Other / 704 Marker
▶ Ladder Ratio. Answer: 4 to 1 ratio (4 feet up to 1 foot out)
▶ When must ladder be tied off to building. Answer: 20 feet up and 5 feet
out
▶ Can a crane lift a load at a 90 degree angle. Answer: Nope
▶ When must you tie off in steel erection. Answer: 30 ft
▶ When can you work under a suspended load in steel erection. Answer:
Must be certified and insured to work under a suspended load
▶ In Excavations, what must be done when you dig 20' or more down.
Answer: must have a structural engineer approve
