WATER CONSERVATION. 1  Close to 1 billion people across the globe do not have access to drinkable water, leaving roughly one sixth of the worldâs population at risk of contracting fatal diseases*.ATER CONSERVATION. 1  Close to 1 billion people across the globe do not have access to drinkable water, leaving roughly one sixth of the worldâs population at risk of contracting fatal diseases*.
It is important to note that a hurdle rate is only the minimum amount of return that is deemed acceptable for the efforts involved.
hurdle placement & height comparison Hurdle Plcmt and Hts., USATF Best Practices, Feb 11 (Credit: B. Buttermore, I. Ikstrums) organiz./age grp distance number height to 1st between last to fin. usatf officials best practices hurdle placement & height comparison 30-49 110 10 39 13.72m 9.14m 14.02m 50-59 100 10 36 13m 8.5m 10.5m 60-69 100 10 33 12m 8m 16m 70-79 80 8 30 12m 7m 19m 80 + 80 8 27 12m 7m 19m 30-49 400 10 36 45m 35m 40m 50-59 400 10 33 45m 35m 40m