Laserfiche WebLink
.4° <br /> The trail on the top has <br /> no grade reversals and <br /> could trap or channel <br /> water,while the trail <br /> ', on the bottom rolls ='! <br /> � gently up and down, <br /> and will drain water <br /> efficiently. <br /> _, <br /> y , <br /> 1 ‘ z. k <br /> 4 <br /> '''''%N.,...4:-`' I <br /> O <br /> $ „,+ A i <br /> = 1 <br /> An ideal trail will simultaneously 1 <br /> I <br /> incorporate all five sustainable <br /> trail principles: <br /> The Half Rule <br /> The 10 Percent Average Guideline <br /> Maximum Sustainable Grade <br /> Grade Reversals <br /> Outslope <br /> 68 <br /> pail Solutions <br /> I <br /> ii......._ 1 <br />