What is the purpose of surfacing under playground equipment?
To reduce the risk of serious injuries from falls
Which ASTM standard defines impact attenuation for surfacing?
ASTM F1292
Which ASTM standard defines accessibility of surfacing?
ASTM F1951
Which ASTM standard defines engineered wood fiber purity?
ASTM F2075
Which ASTM standard guides surfacing selection?
ASTM F2223
Which ASTM standard defines field testing for surfacing?
ASTM F3313
What is critical height?
The maximum fall height from which a surface can safely attenuate impact
What is fall height?
The vertical distance from the highest designated play surface to the surfacing below
What is the maximum allowable g-max value?
200 g
What is the maximum allowable HIC value?
1000
What does g-max measure?
Peak acceleration during impact
What does HIC measure?
Head injury potential based on acceleration and duration
What is the purpose of ASTM F1292?
To establish minimum impact attenuation requirements for surfacing
What is the purpose of ASTM F1951?
To evaluate wheelchair accessibility of surfacing
What is the purpose of ASTM F2075?
To ensure engineered wood fiber is free of hazardous materials and tramp metal
What is the purpose of ASTM F3313?
To test impact attenuation of installed surfacing in the field
What is the purpose of ASTM F2223?
To guide surfacing selection and application using ASTM standards
What is the minimum depth of loose-fill surfacing for a 6-foot fall height?
9 inches
What is the minimum depth of shredded rubber for a 6-foot fall height?
6 inches
What is the role of surfacing in accessibility?
To support mobility and ADA compliance
What is the role of surfacing in hazard mitigation?
To reduce injury severity from falls
What is the role of surfacing in inspection?
To verify depth
What is the role of surfacing in maintenance?
To preserve impact attenuation and accessibility
What is the role of surfacing in documentation?
To provide lab reports and compliance records