Core Knowledge Areas Flashcards
5 cards from real CPSI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 5 Core Knowledge Areas flashcards as text
What is the recommended maximum height for equipment intended for preschool-age children (2–5 years)?
Answer: 6 feet
Safety standards for playgrounds, such as those from the CPSC and ASTM, recommend specific maximum heights for equipment based on age groups to minimize injury risk. For preschool-age children (2-5 years), a maximum fall height of 6 feet is recommended. This guideline ensures that potential falls result in less severe injuries, matching equipment design to children's developmental capabilities and risk tolerance.
Which of the following surfaces provides adequate impact attenuation for playgrounds?
Answer: Engineered wood fiber
Adequate impact attenuation is crucial for playground surfacing to absorb the energy of a fall and reduce injury severity. Engineered wood fiber (EWF) is specifically designed and tested to meet these safety standards, providing a resilient and consistent surface. Unlike sand or pea gravel, EWF typically offers better compaction and drainage while maintaining its shock-absorbing properties, making it a superior choice for safety.
What is the minimum required depth of loose-fill surfacing materials like mulch under playground equipment with a critical fall height of 8 feet?
Answer: 9 inches
The required depth of loose-fill surfacing materials is directly related to the critical fall height of the equipment. For a critical fall height of 8 feet, safety standards like those from the CPSC recommend a minimum of 9 inches of loose-fill material, such as wood mulch, shredded tires, or pea gravel. This depth ensures sufficient impact absorption to prevent serious head injuries from falls.
A gap in playground equipment is considered a potential entrapment hazard if it measures within which of the following ranges?
Answer: Between 3.5 inches and 9 inches
Gaps in playground equipment that fall within the range of 3.5 inches to 9 inches are considered head entrapment hazards for children. A gap smaller than 3.5 inches is too small for a child's head to enter, and a gap larger than 9 inches allows the head to pass through safely. Gaps within this specific range can allow a child's body to pass but trap their head, leading to strangulation or serious injury.
Which of the following best describes a "use zone" in playground safety?
Answer: The ground-level area beneath and around playground equipment.
A 'use zone' is the designated safety area around and under playground equipment where a child might fall or exit from the equipment. This zone must be covered with appropriate impact-attenuating surfacing material and kept clear of obstacles. Its purpose is to provide a safe landing space and prevent collisions with other equipment or structures, ensuring children have adequate space to play safely.