The wide black line 33 feet from the hack. A stone must completely cross the distant hog line to be in play.
A line 10 meters from the hack at each end of the ice. A stone, to be in play, must completely cross the hog line at the distant end.
A line located 21 feet from each tee. A rock must be released before the near hog line, and travel beyond the far hog line.
The line behind which a player must release a rock. It is located 6.41m from the tee. If a rock does not travel beyond the far hog line, it is removed from play.
A line of play situated 6.41 metres from the tee. A sheet is marked by two hog lines, one at each end. Stones must cross the far hog line to remain in play. Curlers must release their stones before it touches the near hog line.
A line, 21 feet from the tee, that marks the minimum distance the stone must travel. if it doesn't pass the hog line, the stone is removed from play.
Crosswise line 21 feet from the tee line
The line each played stone has to cross to remain in play.
Special markers (often flags for tournaments) that dictate the minimum line beyond which the jack must be rolled for the end to be valid.
