AWS Welding Safety & OSHA Regulations 4

Question 1

Under OSHA 29 CFR 1910.252, what is the minimum safe distance from combustible materials when performing hot work if materials cannot be moved?

Accepted Answer

50 feet

Answer

OSHA 29 CFR 1910.252 requires combustibles to be moved at least 35 feet from hot work, or protected with fire-resistant shields.

Question 2

Which OSHA standard specifically governs welding, cutting, and brazing in general industry?

Accepted Answer

29 CFR 1910.252

Answer

OSHA 29 CFR 1910.252 is the primary standard covering welding, cutting, and brazing operations in general industry.

Question 3

A welder develops a persistent cough and shortness of breath after months of working with galvanized steel without proper ventilation. This condition is most likely:

Accepted Answer

Pneumoconiosis

Answer

Prolonged inhalation of welding fumes without adequate ventilation can cause pneumoconiosis, a chronic lung disease from accumulated particulate matter.

Question 4

When using an arc welding process in a confined space, which hazard requires the MOST immediate attention before entry?

Accepted Answer

Oxygen-deficient or enriched atmosphere

Answer

An oxygen-deficient atmosphere (below 19.5%) or oxygen-enriched atmosphere (above 23.5%) is immediately dangerous to life in a confined space.

Question 5

What does the acronym 'IDLH' stand for in the context of welding fume exposure limits?

Accepted Answer

Immediately Dangerous to Life or Health

Answer

IDLH stands for Immediately Dangerous to Life or Health, representing the maximum concentration from which a worker could escape without irreversible health effects.

AWS Practice Test

AWS Practice Test

AWS Welding Safety & OSHA Regulations 4