During all crane movemenets, communication shall be maintained _____________.
✔️Ans -Continuously
If communication is disrupted at any time during crane operation, the
operator shall ___________. ✔️Ans -Stop crane movements. or unlcear
movements= do nothing.
Where are OSHA standard hand signals located? ✔️Ans -OSHA
1926.1400 Appendix A
Prior to qualifying all signal persons theyh must be tested by who?
✔️Ans -Designated Person
Where must hand signal chart be posted? ( ASME) ✔️Ans -Posted
Conspicuously
When using voice signals, who must be present for the pre lift discussion?
( ASME) ✔️Ans -Lift director, signalman, and operator
A qualified signal person must have knowledge of standard hand and voice
signals along with basic understanding of crane operations and
___________________. ✔️Ans -Limitations
Before lifting operations begin, communication systems shall be __________.
✔️Ans -Tested
Prior to commencing crane lift, the operator and signal person shall:?
✔️Ans -Identify Eachother
What is the first element of voice signals given to the operator prior to the lift?
✔️Ans -Function and Direction.
Each series of voice signals contain how many elements? ✔️Ans -3
Who has the responsibility of permitting multiple simultaneous crane
functions ( Voice)? ✔️Ans -Lift director
,Special signals cannot conflict with ? (ASME) ✔️Ans -Standard
signals
If the operator sounds 3 short audible signals while moving the crane, what do
they intent to do? ✔️Ans -Back up
If the operator sounds 1 short audible signals while moving the crane, what do
they intent to do? ✔️Ans -Stop
Any audible emergency signal must be agreed upon at each _____________.
✔️Ans -Job site location
If the operator sounds 2 short audible signals while moving the crane, what do
they intent to do? ✔️Ans -Go ahead
When signaling the tower crane, which form of communication is most
reliable? ✔️Ans -Hard wire radio
Which ASME volume is used to hand signal a tower crane? ✔️Ans -
ASME B30.3
Which ASME volume is used to hand signal a mobile crane? ✔️Ans
-ASME B30.5
Minimum clearence between any part of the crane and power lines rated at
50kv? ✔️Ans -10 FEET
Minimum clearence between any part of the crane and power lines rated at
100kv? ✔️Ans -15 FEET
Minimum clearence between a crane in transit and power lines rated at
300kv? ✔️Ans -10 FEET
A dedicated spotter must also have the qualifications of a __________.
✔️Ans -Signal Person
Authorization that the lines are de-energized must be given by whom?
✔️Ans -Utility owner/ Operator
, Which device must be attached to the crane when lifting a personnel
platform? ✔️Ans -Anti- Two block
Which hoist operation is prohibited when hoisting personnel platform?
✔️Ans -Hoist Free Fall
Inside the personnel platform except for gates, how much of the perimeter
must contain a grab rail for the occupants? ✔️Ans -100%
When signaling a personnel platform, tag lines must be used when?
✔️Ans -When necessary to control the platform.
While hoisting employees in a personnel platform, direct communication must
be maintained between the signal person and who? ✔️Ans -
Operator
What must the operator, signalman and the crew attend before they hoist a
personnel platform? ✔️Ans -Pre-lift meeting
According to OSHA, which hand signal examples must be used to signal
cranes? ✔️Ans -OSHA 1926. Subpart CC Appendix A
Prior to beginning lifting operations, the signals shall be discussed and agreed
upon by the lift director, crane operator, and whom else? ✔️Ans -
Signal person
Before lifting, the operator and signal person shall contact eachother when
using what form of communication? ✔️Ans -Voice signals
Where must the signal chart be posted? (OSHA) ✔️Ans -On the
equipment or in the area of operation
When directing a crane using voice signals the transmission must be through
a channel that is ______________. ✔️Ans -Dedicated
According to AMSE B30.23 in a suspended personnel platform without boom
motion controls, management shall designate one person to perform what
task? ✔️Ans -Communicate with the operator.