Red Seal Landscape Horticulturist Practice Questions - Red Seal Landscape Horticulturist Interprovincial (IP) Exam

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A trench 1.5 m deep is being dug to install a drainage line in sandy soil. According to general occupational health and safety practice in Canada, what is the primary protective measure required before a worker enters?

Spraying the trench walls with water to bind the soil Sloping, shoring, or shielding the trench walls Covering the trench bottom with landscape fabric Posting a single warning sign at the property entrance

Correct Answer:

Sloping, shoring, or shielding the trench walls

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