Chapter 15- Tree Worker Safety Flashcards
As used in many standards and regulations, the term _____ denotes a mandatory requirement and the term _____ denotes an advisory recommendation.
Shall, should
Name 5 pieces of Ppe that are generally required for all tree workers.
Eye protection Hearing Leg Work boots Appropriate clothing
All communications wires and cables shall be considered to be energized with potentially fatal voltages and shall never be touched directly or indirectly.
True
ANSI Z133
Industry developed, national consensus safety standards of practice for tree care
Head protection need only be worn while there are climbers in the trees
False
Eye protection is not required for tree work
False
Workers must not wear gauntlet type gloves while chipping brush
True
If a climber warns, “stand clear” he or she must not proceed until hearing the acknowledgment, ______ ______
All clear
Each job should begin with a ____ ______, which coordinates the activities of every worker.
Job briefing
The voice ______ and _______ system ensures that warning signals are heard, acknowledged and acted on
Command, response
All workers should receive some education and training in _________ ________ procedures including CPR, first aid and aerial rescue.
Emergency response
Rubber foot wear and gloves provide absolute protection from electrical hazards.
False
Always engage the ________ ________ before starting a chain saw.
Chain brake
The chain brake must be engaged if the operator takes one hand off the running saw or takes more than 2 steps.
True
Kickback can occur when the upper tip of the chain saw guide bar contacts an object
True
A well trained climber, in good condition, should be able to dodge the kickback of a chain saw.
False
Name 3 types of notches used in tree felling
Open face
Traditional
Humboldt
Generally the depth of the felling notch should not exceed ____ -____ of the diameter of the tree.
1/3
The ____ is critical in controlling the direction of fall.
Hinge
Barber chair
Dangerous condition created when a tree or branch splits upward vertically from the back cut, slab up.
Workers should feed brush into chippers from the _____ and not allow any part of the body to cross the plane of the in-feed chute.
Side
Shock
A condition that often follows accidents in which the victim may experience a weak and rapid pulse, shallow breathing and cool clammy skin
If a victim is not breathing, it is necessary to perform ________
Artificial respiration
Heat stroke
High body temp Rapid and shallow breathing Skin is hot, red and dry Rapid pulse Dizziness, confusion or unconsciousness
