Practice Test Geeks(CFP) Certified Fence Professional Practice Test
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Materials Selection Flashcards

7 cards from real CFP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Materials Selection flashcards as text

  1. A school district is installing a playground perimeter fence. Which top finish on chain-link is required by most safety codes to prevent injury?

    Answer: Knuckled or looped top selvage

    Knuckled or looped top selvage bends the wire ends back on themselves, eliminating sharp points that could injure children climbing near the top.

  2. What is the key benefit of using hot-dipped galvanizing over electro-galvanizing for fence components?

    Answer: Thicker zinc coating with greater corrosion protection

    Hot-dipped galvanizing produces a significantly thicker zinc coating (typically 1.4–3.9 oz/sq ft) compared to electro-galvanizing, providing substantially longer corrosion protection.

  3. Which wood treatment chemical replaced chromated copper arsenate (CCA) as the primary residential pressure-treatment preservative after 2004?

    Answer: Alkaline copper quaternary (ACQ)

    ACQ replaced CCA for residential use after EPA restrictions; it uses copper combined with a quaternary ammonium compound as an effective, less toxic preservative system.

  4. A contractor is building a split-rail fence in a region with active termite pressure. Which treatment rating is the minimum specification for the rails?

    Answer: UC4A (ground contact)

    UC4A is the minimum treatment for ground-contact fence applications where termite or decay hazard exists, as rails often rest near or contact the ground.

  5. When installing a vinyl privacy fence in a climate with temperatures that can drop below -20°F, which characteristic is most critical to specify?

    Answer: Low-temperature impact rating

    PVC becomes brittle at very low temperatures; specifying panels with a certified low-temperature impact rating (e.g., tested at -20°F) prevents cold-weather cracking.

  6. What is the primary structural role of tension wire in a chain-link fence installation?

    Answer: It stabilizes the bottom of the fabric and prevents lifting

    Tension wire runs along the bottom (and sometimes top) of chain-link fabric, keeping it taut against the ground line and preventing animals or people from lifting the fabric.

  7. For a wrought iron-style ornamental fence, what base metal is actually used in modern manufacturing?

    Answer: Tubular steel

    Modern 'ornamental iron' fences are manufactured from hollow tubular mild steel, which is lighter, stronger, and less expensive than true wrought iron.