D1 D2 D1 D3 60" D4 D4 Figure 23. Minimum Clearances for Single-Axis Swings Table 7. Minimum clearance dimensions for swings Reason Dimension Toddler Preschool-age School-age Full bucket Belt Belt Minimizes collisions between D1 20 inches 30 inches 30 inches a swing and the supporting structure Minimizes collisions between D2 20 inches 2 inches 2 inches swings Allows access D3 2 inches 12 inches 12 inches Reduces side-to-side motion D 20 inches 20 inches 20 inches 3 Handbook for Public Playground Safety 5.3. .2 Fall height The fall height for swings is the vertical distance between the pivot point and the protective surfacing beneath it. 5.3. .3 Single-axis swings 5.3.8.3.1 Belt seats used without adult assistance • The use zone to the front and rear of single-axis swings should never overlap the use zone of another piece of equipment. • To minimize the likelihood of children being struck by a moving swing, it is recommended that no more than two single-axis swings be hung in each bay of the supporting structure. • Fiber ropes are not recommended as a means of suspending swings since they may degrade over time. • Swing structures should be located away from other equipment or activities to help prevent young children from inadvertently running into the path of moving swings. Additional protection can be provided by means of a low blockade such as a fence or hedge around the perimeter of the swing area. The blockade should not be an obstacle within the use zone of a swing structure or hamper supervision by blocking visibility.
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