Plumbing 111 Module 2
hypothemia
is a condition that occurs when body temperature is too low
power tools
operate using a power source
lockout/tagout
tags are placed on machinery and equipment during a(n) ________________ procedure.
impact tools
Hammer strikes are a common injury when using __________.
permit-required confined space
Hazards in a(n) ____________ can include chemical, mechanical, electrical, and physical hazards.
supervisor
If you are unsure about the emergency action plan at your job site, the person you should ask to explain it to you is your
go to a safe location and wait until you are notified that conditions are safe
If your supervisor tells you to evacuate the work site, you
flammable fuel vapor comes into contact with the hot tool
Liquid-fuel tools could most likely start a fire when
protect workers from all possible sources of energy
Lockout and tagout devices are used to
Occupational Safety and Health administration
OSHA stands for
the whole workplace environment
OSHA's mission is to protect
check the job site periodically and remove any clutter
One simple way to help ensure a safe work site is to
Apparatus
SCBA stands for self-contained breathing __________.
Occupational Safety and Health Administration (OSHA)
Safety standards are enforced by the
lists first-aid measures
Section IV of an MSDS
Decibels (dB)
Sound is measured in __________.
energy isolating devices
Stop valves, disconnect switches, and circuit breaker are examples of
protective system
Subsidence can cause great stress on a trench's ___________
shoring
Supporting the walls of an excavation to prevent their movement and collapse is called
the product's manufacturer or importer
The MSD is a fact sheet prepared by
Hazard Communication (HazCom) Standard
The _________ requires employers to tell workers about hazardous materials on the job site.
NFPA warning diamond
The ____________ is a four-color label placed on containers or doors to alert people to specific safety hazards in a product, room, or building.
health hazard
The color blue on a hazardous information label indicates a(
2 feet
The distance that tools and equipment must be kept from the edge of a trench is
self-contained breathing apparatus
The highest level of respiratory protection is provided by
atmospheric
The most common type of hazard in a confined space is
specific hazards, personal protection requirements, handling procedures, first-aid information, and the emergency-response telephone number
The most important things to look for on an MSDS are the
15
The percent of all accidental deaths in the construction industry caused by slips, trips, and falls i
a company-appointed competent person or coordinator
The person responsible for creating an emergency action plan is
job-site supervisor
The person who must issue and sign an entry permit before anyone enters the confined space is the
identify all authorized and affected personnel
The second step in the lockout/tagout sequence is to
safety sign
The sign or tag that is used for general instructions and suggestions related to safety measures is a(n)
caution sign
The sign or tag that is used to tell workers about potential hazards or unsafe practices is a(n)
danger sign
The sign or tag that is used to tell workers that an immediate hazard exists and that specific precautions must be observed to avoid an accident is a(n)
informational sign
The sign that is used to tell workers about general information not related to safety is a(n)
nonpermit-required and permit required
The two classifications for confined spaces are
guards and covers
The two types of protection for openings in walls, floors, or the ground are
every time you wear it
To obtain the best protection from a respirator, you must perform a positive and negative fit check
trench shield
To protect workers from the collapse of an excavation wall in an unshored excavation, install a(n)
lower them to the ground using a rope
To remove tools from scaffolding, it is bests to
Atmospheric hazard
Too much or too little oxygen in a confined space creates a(n) _____________.
Liquid-fuel tools
Torches are considered
confined spaces
Ventilation is essential if you are working in ______________.
platforms
Walking and working surfaces that are located aboveground and sometimes over large equipment are called
stay calm and tell your supervisor immediately
When accidents happen at work, it is important to
Gassy operations
When air monitoring shows that an underground work area contains higher-than-minimum levels of methane or explosive gases, the work area is classified as a(n) ________________.
Oxygen-deficient atmosphere
When atmosphere has less than 19.5 percent oxygen, it is considered to be a(n) ___________
a mushroomed head
When inspecting an impact tool, an indication that the tool may be dangerous is
wear shoes with cleats
When job site surfaces are wet or icy, you should
disconnect or disable the starting device
When locking and tagging motorized vehicles, you should also
check the procedures to ensure that no changes have been made since the last lockout/tagout
When preparing for lockout/tagout, you should
tinted goggles or a hood
When welding, you must wear
periodically sweep the roof to remove dirt and debris
When working on a pitched roof, it is necessary to
asbestos
When working with or near ____________ or hazardous mold, you must always wear a respirator.
be prepared to use an alternate route if the main escape route is blocked
When you are evacuating a building using an escape route, you should
1 inch
When you wear a hard hat, the space between your head and the shell of the hard hat should be
tell your co-worker to stop
You see a co-worker fooling around on the work site. Your first course of action is to...
sloping
You see construction workers cutting back the walls of an excavation at an angle to its floor. This is called
Bladed
___________ tools have sharp edges.
Lockout devices
_____________ can be used with key or combination locks.
energy sources
_____________ should be locked out and disconnected to make sure they are not powered on.
Tagout device
_____________- are written warnings to protect workers from energy sources.
benching
_______________ is a method of cave in protection that uses horizontal steps in an excavation.
Guards
________________ are also called barricades and barriers.
shoring
________________ restrains the movement of trench walls.
Combustible
Acetylene, butane, propane, and methane are considered _____________ gases.
charcoal
Air-purifying respirator cartridges absorb certain toxic vapors from the air through
fire watch
Always post a(n) ___________ when using torches.
subsidence
An unbalanced stress in the soil causes ___________ at the surface.
hammer
Chisels, wedges, and punches are designed to be used with a
19.5 and 23.5 percent
For working conditions in a confined space to be considered safe, the oxygen level by volume must range between
Guy wires
Freestanding scaffolding must be anchored with __________.
dull
A blade can be far more dangerous than a sharp blade if it is
inspected and maintained regularly
A bladed hand tool is safest if it is
Oxygen-enriched atmosphere
A confined space containing too much oxygen is referred to as a(n) __________..
nonpermit-required confined space
A confined workspace that is free of any mechanical, physical, electrical, or atmospheric hazards is a(n)
Energy isolating device
A stop valve is considered a(n)__________.
Lockout
A stop valve, a disconnect, or a circuit breaker is placed in the Off position during a(n) ___________.
15 feet
A trench is a narrow excavation in which the depth is greater than the width and the width does not exceed
competent person
A(n) ___________ has the training experience, and authority to stop a job if it is not being done safely.
material safety data sheet (MSDS)
A(n) _____________ provides information about hazardous chemicals and materials
Trench shield
A(n)_______ is a structure used in unshored trenches to protect workers from cave-ins.
A worker who can identify hazards and is authorized to take prompt corrective measures
According to OSHA, a competent person is
Electrically powered tools
Electrocution is the most serious hazard of using _____________
any part of your body passes through the entrance of a confined space
Entry into a confined space begins when