â¢ Position the grinder in a way that the guard provides the maximum protection to the operator from sparks and/or flying debris. â¢ Use caution when grinding in corners because a sudden, sharp movement of the grinder may occur when the wheel strikes the secondary surface.
A boater may not approach within 100 yards of a military vessel; it must slow to minimum speed within 500 yards of any naval vessel. 8 people found this useful.
It is illegal to operate a âski craftâ at greater than headway speed if within 150 feet of swimmers in the water, other vessels or âski craft,â rafts or floats, docks, swimming areas, or mooring fields.t is illegal to operate a âski craftâ within a cove (a bay or inlet that does not exceed 1,000 feet at its widest point) or within 300 feet of shore unless the âski craftâ is proceeding at headway speed directly to an area where âski craftâ operation is permitted. â 1  Previous. 2  Unit 4 of 6.