L: 80
OD1/ID1 x t1: 50,80/47,60 x 1,60
OD2/ID2 x t2: 25,40/22,20x1,60
OD1/ID1 x t1: 50,80/47,60 x 1,60
OD2/ID2 x t2: 25,40/22,20x1,60