Critical Heights of Playground Equipment for Various Types and Depths of Resilient Surfaces Based on Information from the U.S. CONSUMER PRODUCT SAFETY COMMISSION (CPSC Publication No. 325), Handbook for Public Playground Safety. When no requirement is provided for a specific height of equipment, we have used the requirement for the next higher height, so requirements are conservative, erring on the side of safety. | |||||||
Equipment Height | Wood Chips | Double Shredded Bark | Uniform Wood Chips | Fine Sand | Coarse Sand | Fine Gravel | |
Uncompressed Depths of Materials In Fall Zone | |||||||
Five feet or less | 6 inches | 6 inches | 6 inches | 6 inches | 6 inches | 6 inches | |
Six feet | 6 inches | 6 inches | 6 inches | 12 inches | 12 inches | 6 inches | |
Seven feet | 6 inches | 9 inches | 9 inches | 12 inches | 12 inches | 9 inches | |
Eight feet | 9 inches | 9 inches | 12 inches | 12 inches | 12 inches | 12 inches | |
Nine Feet | 9 inches | 9 inches | 12 inches | 12 inches | N/A | 12 inches | |
Ten Feet | 9 inches | 9 inches | 12 inches | N/A | N/A | 12 inches | |
For poured or installed foam or rubber surfaces, the materials must meet the ASTM F1292 requirements with written verification from the manufacturer. |
Ratio for swimming pools more than two feet deep | ||
Age of the youngest child | Number of educators, lifeguards or volunteers | Number of children |
5 years | 1 | 10 |
6 years and older | 1 | 12 |
N.M. Admin. Code § 8.9.4.43