Altec AC45 Series - Standard Hand Signals for Controlling Crane Operations

SWING: Arm extended, point with
finger in direction of swing of
boom.
STOP: Arm extended, palm down,
move arm back and forth horizon-
tally.
EMERGENCY STOP: Both arms ex-
tended, palms down, move back
and forth horizontally.
HOIST: With forearm vertical,
forefinger pointing up, move
hand in small horizontal circle.
USE MAIN HOIST: Tap fist on head;
then use regular signals.
TRAVEL: Arm extended forward,
hand open and slightly raised, mak-
ing pushing motion in direction of
travel.
DOG EVERYTHING: Clasp hands in
front of body.
TRAVEL (Both Tracks): Use Both fists
in front of body, making a circular
motion about each other, indicat-
ing direction of travel, forward or
backward. (For land cranes only.)
USE WHIP LINE (Auxiliary Hoist):
Tap elbow with one hand; then
use regular signals.
RAISE BOOM: Arm extended, fin-
gers closed, thumb pointing up-
ward.
LOWER BOOM: Arm extended, fin-
gers closed, thumb pointing down-
ward.
TRAVEL (One Track): Lock the track
on side indicated by raised fist.
Travel opposite track in direction in-
dicated by circular motion of other
fist, rotated vertically in front of
body. (For land cranes only.)
RETRACT BOOM: (Telescoping
Booms). Both fists in front of body
with thumbs pointing toward each
other.
EXTEND BOOM: (Telescoping
Booms). Both fists in front of body
with thumbs pointing
outward.
MOVE SLOWLY: Use one hand to
give any motion signal and place
other hand motionless in front of
hand giving the motion signal.
(Hoist slowly shown as example.)
RAISE THE BOOM AND LOWER THE
LOAD: With arm extended, thumb
pointing up, flex fingers in and out
as long as load movement is de-
sired.
LOWER THE BOOM AND RAISE THE
LOAD: With arm extended, thumb
pointing down, flex fingers in and
out as long as load movement is
desired.
Extracted From ANSI Standard
ASME B30.5 - 2000
This Complies With OSHA Standards
Standard Hand Signals for
Controlling Crane Operations
9700-13539
LOWER: With arm extended
downward, forefinger pointing
down, move hand in small
horizontal circle.
https://cranemanuals.com