If wire rope guardrails are used, what must also be done? A. No further action is required B. They must be flagged with highly visible materials at least every six feet C. They must be flagged with highly visible materials at least every twelve feet D. Signs must be posted

Mindee Nelson on April 30, 2018

Answer:B. must be flagged with highly visible materials at least every six feetExplanation:In the correct application of the Wire rope to the railing is a standard practice in the industry to use highly visible every six feet, you already understand this as the ideal distance for better visibility to usability ratio. This is important as the guardrails that are installed must be well visible, so that accidents can be avoided.