Module 2: Plumbing Safety

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The percent of all accidental deaths in the construction industry caused by slips, trips, and falls is _____.

15

A trench is a narrow excavation in which the depth is greater than the width and the width does not exceed _____.

15 feet

For working conditions in a confined space to be considered safe, the oxygen level by volume must range between _____.

19.5 and 23.5 percent

The minimum amount of fresh air for each employee working underground required by OSHA is _____.

200 cubic feet per mintue

Stop valves, disconnect switches, and circuit breakers are examples of _____.

lockout/tagout devices

OSHA regulations specify the use of mechanical ventilation when _____.

natural ventilation is insufficent

If your supervisor tells you to evacuate the work site, you should _____.

Go to a safe location and wait until you are notified that conditions are safe

The two types of protection for openings in walls, floors, or the ground are _____.

Guards and covers

Chisels, wedges, and punches are designed to be used with a _____.

Hammer

The colour blue on a hazardous information label indicates a(n) _____.

Health hazard

The second step in the lockout/tagout sequence is to _____.

Identify all authorized and affected personnel

The sign or tag that is used for general instructions and suggestions related to safety measures is a(n) _____.

Informational sign

A bladed hand tool is safest if it is _____.

Inspected and maintained regularly

Section IV of an MSDS _____.

Lists first-aid measures

To remove tools from scaffolding, it is best to _____.

Lower them to the ground using a rope

The two classifications for confined spaces are _____.

Non-permit required and permit required

OSHA stands for _____.

Occupational Safety and Health Administration

When you wear a hard hat, the space between your head and the shell of the hard hat should be _____.

One inch

When working on a pitched roof, it is necessary to _____.

Periodically sweep the roof to remove dirt and debris

Walking and working surfaces that are located aboveground and sometimes over large equipment are called _____.

Platforms

The person who must issue and sign an entry permit before anyone enters the confined space is the _____.

Project manager

Lockout and tagout devices are used to _____.

Protect workers from all possible sources of energy

The sign or tag that is used for general instructions and suggestions not related to safety measures is a(n) _____.

Safety sign

The highest level of respiratory protection is provided by _____.

Self-contained breathing apparatus

Supporting the walls of an excavation to prevent their movement and collapse is called _____.

Shoring

To protect workers from the collapse of an excavation wall in an unshored excavation, install a(n) _____.

Shoring box

You see construction workers cutting back the walls of an excavation at an angle to its floor. This is called _____.

Sloping

The most important things to for on an MSDS are the _____.

Specific hazards, personal protection requirements, handling procedures, first-aid information,and the emergency response telephone number

When accidents happen at work, it is important to _____.

Stay calm and tell your supervisor immediately

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 _____.

Supervisor

You see a co-worker fooling around on the work site. Your first course of action is to _____.

Tell your co-worker to stop

The MSDS is a fact sheet prepared by _____.

The product's manufacturer or importer

OSHA's mission is to protect _____.

The whole workplace environment

When welding, you must wear _____.

Tinted goggles or a hood

The minimum number of communication methods that must be provided near shafts when hoisting or transferring personnel is _____.

Two

When job site surfaces are wet or icy, you should _____.

Wear shoes with cleats

Entry into a confined space begins when _____.

Any part of your body passes through the entrance of a confined space

The most common type of hazard in a confined space is _____.

Atmospheric

When you are evacuating a building using an escape route, you should _____.

Be prepared to use an alternative route if the main escape route it blocked

The sign or tag that is used to tell workers about potential hazards or unsafe practices is a(n) _____.

Caution sign

Air-purifying respirator cartridges absorb certain toxic vapors from the air through _____.

Charcoal

When preparing for a lockout/tagout, you should _____.

Check the procedures to ensure that no changes ave been made since the last lockout/tagout

One simple way to help ensure a safe work site is to _____.

Check your job site periodically and remove any clutter

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) _____.

Danger sign

When locking and tagging motorized vehicles, you should also _____.

Disconnect or disable the starting device

A blade can be far more dangerous than a sharp blade is it is _____.

Dull

Liquid-fuel tools could most likely start a fire when _____.

Flammable fuel vapor comes into contact with the hot tool

Safety requirements for underground work are covered in OSHA regulations outlined in _____.

29 CFR 1926.800

The distance that tools and equipment must be kept from the edge of a trench's is _____.

3 feet

The person responsible for creating an emergency action plan is _____.

A company-appointed competent person, or coordinator

When inspecting an impact tool, an indication that the tool may be dangerous is _____.

A mushroomed head

According to OSHA, a competent person is _____.

A worker who can identify hazards and is authorized to take prompt corrective measures.

To obtain the best protection from a respirator you must perform a positive and negative check _____.

Every time you wear it


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