boucle berges du Guilmethode de calcul : astergdem boucle berges du Guil sur TraceDeTrail.fr1384138213821382138813911400139813961393138813871385138313801378137813781377137713781382138413881387.513871388138913891391.51392.21389.613871389.51390.21389.1138813871388138613841382137913791378137913791379137713751375137313731373.51373.21373137313701368.513671367.513681366.513651364.5136413621362.51362.21363.113621362136213601358135513541355135613601363136313601360136313681370.51373138213871383.51384.21385139213901394139814131419142414371442145314461446.51447145114571461146314651461.51460.21463.61460.814581457145614561455.51455145214491445144114301426142214211412141114011399139713901387138313831383138313841385138713901391.5139313931396.51393.71391138513821380