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1 <br /> 1 <br /> Check Out The Hill -Sled Safe + <br /> '1 <br /> The following preliminary hill slope/length guidelines for sledders of different + <br /> ages and skills are based on maximum speed correlation to other sports (downhill <br /> skiing)and on children's playground standards. <br /> Beginner Hill: <br /> Children 4-b yrs:So that maximum speed does not exceed 11 kph, and to <br /> respond to novice downhill skier recommendations: <br /> slope angle 7.5%,maximum 40m slope length <br /> slope angle 10%,maximum 15m slope length <br /> slope angle 15%,maximum 5m slope length. <br /> Intermediate Hill: <br /> Children 7-9 yrs:So that maximum speed does not exceed 25 kph,and to <br /> respond to intermediate downhill skier recommendations: <br /> slope angle 15%,maximum 40m slope length <br /> slope angle 20%,maximum 20m slope length <br /> slope angle 25%,maximum 15m slope length. <br /> Advanced Hill: <br /> Children 10 years and older: So that maximum speed does not exceed 50 kph. <br /> slope angle 25%,maximum 100m <br /> slope angle 30%,maximum 50m slope length <br /> slope angle 40%,maximum 40m slope length. <br /> See Figure 7 in Appendix D. <br /> A Community Resource Guide Page 10 <br />