AZ ROC Hardscaping and Irrigation Systems – Residential and Commercial (CR-21) Practice Exam

PPE is chosen to protect against the hazards you’re likely to encounter in a given task. In many hardscaping activities, the baseline hazards include flying debris, dust, and hand injuries. Covering eyes, breathing in dust, and protecting the hands addresses those common risks: goggles keep debris out of the eyes, a face mask reduces inhalation of dust, and gloves shield the hands from cuts and abrasions. The other options introduce items that aren’t universally required as the minimum for most tasks—for example, visibility vests are situational, ear protection depends on the noise level, and head protection or specialized footwear may be needed for specific overhead or foot hazards. So goggles, a mask, and gloves provide the essential, broadly applicable protection for typical work, making this the best minimum set. For a concrete-cutting or grinding scenario, you’d still assess or add PPE as needed (like a hard hat if overhead hazards exist or hearing protection for loud tools), but the trio covers the fundamental bases.