33 CFR 401.13 - Hand lines.
Hand lines shall:
(a) Be made of material acceptable to the Manager and the Corporation;
(b) Be of uniform thickness and have a diameter of not less than 12 mm and not more than 18 mm and a minimum length of 30 m. The ends of the lines shall be back spliced or tapered; and
(c) Not be weighted or have knotted ends.