Mandatory Operational Marks
Operational marks are intended solely to convey information requested for the movement of containers or give visual warnings. They relate to
- the weight of containers
- a symbol to denote air-surface container
- a sign warning of overhead electrical danger
- a height mat be for containers higher than 2.6m (8 ft 6 in)
Read more about this topic: ISO 6346
Famous quotes containing the words mandatory and/or marks:
“Off south, the bison multiply so fast
a slaughter’s mandatory every spring
and every spring the creeks get fat
and Kicking Horse fills up.”
—Richard Hugo (1923–1982)
“Hair of man, man-hair, hair of
breast and groin, marking contour as
silverpoint marks in cross-
hatching ...”
—Denise Levertov (b. 1923)