OSHA 30 quiz questions

Which of these is an OSHA rule for fire extinguisher placement?

-There must be a fire extinguisher located near all stairways. -The maximum travel distance to a fire extinguisher is 100 feet. -A 2-A fire extinguisher must be provided for every 3,000 square feet.

The Hazard Communication Standard requires employers to:

. Provide instruction on how to interpret a safety data sheet. B. Find out what chemicals are hazardous, put that information in writing for workers, and have hazard labels on containers. C. Have written documentation about what the company is doing to comply with the Standard, and give workers chemical hazard training. D. All of the above.

Before operating a forklift, you should familiarize yourself with:

. Steering, maneuvering and visibility. B. General operating functions and specific characteristics of your forklift. C. Location and function of the controls.

Which of these is NOT a common ignition hazard found at construction sites?

None of these; they are all common ignition hazards. -Smoking -Internal combustion engine powered equipment -Electrical wiring and equipment

True or False: It is not always the length of time you are exposed to a contaminant, but the concentration or toxicity of the contaminant that determines the hazard. This means that in some cases you could immediately be in danger with even a small leak.

True

True or False: There are many types of cranes, each designed to suit its specific purpose.

True

True or False: Training certificates must be available for inspection by employees or their authorized representatives.

True

Excavations collapse for which of the following reasons?

Weight of the soil B. Vibrations and/or weight from vehicles C. Water in the trench All of these.

When should a worker avoid using wet methods or wetting agents to control the hazards posed by asbestos?

Wet methods, or wetting agents, should be used to limit employee exposure to asbestos unless these techniques create an electrical hazard.

According to the OSHA regulation, workers must be trained on how excavation accidents occur and:

What they can do to protect themselves.

The competent person conducts site inspections:

When an employee requests one. At reasonable intervals. Every work shift for Class I work. All of these. above are correct

A competent person must be on the excavation site

Whenever workers are in the trench

What is the quickest way a contaminant can enter your body?

lungs

True or False: The biggest hazards associated with hand tools come from misusing tools or using improperly maintained tools.

true

If the total number of visible broken wires exceeds this percentage amount, then the rope should not be used:

10 percent.

The employer must ensure that labels are applied to containers and are updated

As often as chemicals in the workplace change

How often must the competent person inspect hoisting machinery?

At least once a year

A portion of a guardrail system must be removed to facilitate hoisting operations during the landing of materials. A worker must reach over the edge of the access opening to receive or guide equipment and materials. Does that employee need to be protected by a personal fall arrest system for this brief period of time?

yes

When using a stepladder, you should:

All of these. Stepladders should never be used as straight ladders. The legs of the ladder should be opened fully and the spreaders should be locked in place. Never place the ladder on other objects to increase its height, don't step or stand on the utility shelf or back bracings of the ladder, and never stand on the top step of the ladder.

When using a crane near overhead power lines, you should:

Always assume the power lines are energized.

What type of container may be used to handle 5 gallons of a flammable or combustible liquid?

An approved safety can

If you are applying force directly in front of you, your tool should have a(n) ______ handle.

Angled

The purpose of guarding of live parts is to protect ________ who may be in the vicinity of electrical equipment against accidental contact.

Anyone

Who does the Hazard Communication Standard apply to?

Anyone in the workplace who may come in contact with chemicals while working

The entry permit serves:

As a pre-entry safety checklist. B. To verify that entry is performed correctly. C. To document entry into confined spaces.

Alternative Protection Procedures can be used when the only hazard is atmospheric and ____________ alone can control the hazard.

Forced air ventilation

If the soil has been previously disturbed or dug, can it be classified as Type A soil?

No

If you receive a medical exam as a result of asbestos exposure, what areas of your body should you expect the physician to focus on?

Pulmonary system

If you use power tools unsafely, you could be at risk of:

Puncture wounds. B. Respiratory irritation. C. Electrical shocks. D. All of these.

What is always important to do when recharging the battery, changing the tank, or refueling a unit:

Put out all cigarettes--No smoking.

If a new hazard requires a change in permit-required confined space operations:

Refresher training must be performed.

True or False: OSHA allows for alternate types of portable fire extinguishing equipment, such as an open 55-gallon drum of water.

true

True or False: Scaffolds must be inspected for any occurrence that could affect the structural integrity of the scaffold and for visible defects.

true

In order to protect workers from falling objects, all workers on scaffolds are required to ______________.

wear hard hats

How does lead affect children?

It affects children even more severely than it affects adults.

True or False: OSHA does not provide safety and performance test guidelines for heavy equipment with ROPS.

false

A barrier erected to prevent you from falling to lower levels is known as a:

guardrail

When should an operator tilt the load back on the mast?

Before raising.

What causes musculoskeletal disorders (MSDs)?

Repetitive motion, using the wrong tools, or using vibrating tools

For a crane or load in operation near power lines that are under 50 kV, what is the minimum clearance distance between the equipment and the power lines

10 ft

OSHA requires that a fire extinguisher be placed in a convenient location in the yard area when combustible materials are stored in the open yard. What is the maximum travel distance to the yard fire extinguisher?

100 ft

The front edge of the scaffold must not be more than ____ inches from the building during normal operations.

14 inches.

Which of the following construction workers are at risk for lead exposure?

All of the these (plumbers, welders, painters)

Lead can be found in which of the following construction materials?

All of these ( Solder for plumbing, Paints, especially old paints, Roofing materials)

When dropping material through a hole in the floor without a chute, the barricade around the collection area should be at least:

42 inches.

If the difference between the current going to the electrical equipment and the current returning from the equipment exceeds _____, the GFCI interrupts the current quickly enough to prevent electrocution.

5 milliamperes

Ropes on a suspension scaffold must be capable of withstanding a weight of ____ times the intended load of the scaffold.

6

The fall protection rule for the construction industry stipulates that employers must protect their employees from fall hazards and falling objects whenever an employee is _____ or more above a lower level.

6 feet

On a tube and coupler scaffold, what is a "coupler"?

A device that locks the component tubes into place.

What is a hazardous chemical inventory?

A list of hazardous chemicals used in your company

If the work involves using vehicles to move materials between two different elevations of floors you must use:

A ramp or grading.

Why are asbestos workers who smoke urged to quit?

A worker's risk of developing cancer is significantly higher if he or she smokes and is exposed to asbestos.

Pendants:

A. Are an example of when flexible cord or cables can be used.

Each disconnect switch or overcurrent device required for a service, feeder, or branch circuit must:

A. Be located at the point where the circuit originates. B. Have labels and markings that are durable enough to withstand the environment to which they may be exposed. C. Be clearly labeled to indicate the function of the circuit. ALL OF THE ABOVE

Pile-driving equipment presents many unique hazards, and many of the safety rules involve using:

A. Blocking. B. Guarding. C. Stabilizing.

Which of the following must be stored in fire resistant containers?

A. Flammable liquids. B. Waste solvent. C. Oily rags.

A good fit of the respirator facepiece:

A. Is one where the nose is not pinched. B. Is a secure and comfortable one. C. Is one where the user can move his or her head and talk without interfering with the fit.

Mechanized equipment includes motor vehicles and:

A. Pile drivers. B. Barges. C. Material handling equipment.

The Permit-Required Confined Spaces Standard requires employers to:

A. Prevent unauthorized entry into these spaces. B. Protect authorized workers from hazards through a permit-required confined space program. C. Analyze and identify all permit-required confined spaces in their workplaces.

Employers must set up written permit-required confined space entry programs to:

A. Prohibit unauthorized entry. B. Identify and analyze permit-required confined space hazards. C. Set up standards and methods for safe entry.

What affects the amount of weight a crane can lift?

A. The distance from the boom to the crane's center-point B. Wind C. The crane not being level

A visual inspection and seal check should be performed before every use because:

A. The facepiece, breathing tubes, or air hoses can deteriorate. B. Valves may loosen. C. Frequent cleaning could break down the rubber parts on the facepiece.

OSHA expects that workers will be able to:

A. Understand what hazardous chemicals they may be exposed to in the course of their work. B. Read labels and know how to obtain and read SDS sheets. C. Select and use protective measures necessary for their safe work in areas where hazardous chemicals are present. D. All of the above.

Which of the following choices would be an example of an unsafe work practice?

A. Using electric tools in puddles of water sitting around a worksite. B. Using a circular saw with a frayed cord. C. Wearing jewelry while working with electricity. ALL OF THE ABOVE

At which level of airborne lead exposure should an employer begin a lead-awareness training program and blood testing for lead levels?

AL

What is the most common cause of crane-related fatalities?

Being struck by a falling object

A canopy-type ROPS is appropriate for:

Both roll-over hazards and falling-object hazards.

When is it ok to travel with a load raised much more than four inches?

Never

The most effective way to prevent workers from walking under the arm of a crane is to use a:

Barricade.

You can get under a raised load to check it:

Never get under a raised load.

Conveyor belt hazards include:

Nip points.

True or False: In extreme circumstances, OSHA allows employers to use employee rotation to limit worker exposure to asbestos.

Fasle

The most common violation of Subpart F: Fire Protection and Prevention is related to __________.

Fire extinguishers

Prior to digging, what should you do?

Call a diggers hotline to determine where underground lines exist.

What is a disadvantage of Halon fire extinguishers?

Can be acutely toxic

Which type of large-sized asbestos operations, over 25 linear feet or 10 square feet in size, require a regulated area, an equipment room, a shower area, and a clean changing room?

Class 1

Which class of fire extinguisher is represented by a letter symbol in a red square?

Class B

If you cannot reach far enough from your current ladder position, you should:

Climb down and move the ladder.

Assembly of a scaffold must be supervised by __________________ person

Competent

According to the Centers for Disease Control, a study of deaths that occurred from 1990 through 1999 caused by asbestosis, the industry most often recorded on the death certificate was:

Construction

In a visual test, the competent person will look at the ground at the excavation site for which of the following:

Cracks and evidence of previous digging

When must crane inspections take place?

Cranes must be inspected before and during each use.

The responsibility of removing unauthorized personnel from the permit-required confined space belongs to:

Entry supervisors

The responsibility for canceling entry permits belongs to:

Entry supervisors.

How often should operators inspect their forklift?

Every shift.

Locks, pulleys, and pulley ropes must be inspected on what type of ladder?

Extension

The following forms of fall protection are suitable when workers are required to pass over an excavation more than six feet deep.

Fall Protection options for excavations include guardrail system, fences, barricades, and covers.

________ is required when the top of the ladder is more than 24 feet above the lower elevation.

Fall protection

What is the most common hazard associated with ladder use?

Falling

Which type of sign will indicate there's an immediate hazard?

Danger sign

Operators of pile-driving equipment can accept signals from:

Designated signalers only

Any ladder damaged beyond repair should be:

Destroyed and discarded.

If you are trying to offer assistance to someone suffering a shock, the first thing you should try to do is:

Disconnect the power source, if possible.

How can you control water around an excavation?

Divert the water with artificial barriers, ditches, or dikes.

Which of the following are forms of contaminants?

Dusts created by grinding, sanding, or drilling a larger material. B. Fumes created when solids are vaporized at high temperatures, and then condense. C. Mists created when liquids are boiled, mixed, sprayed, or plated.

Emergency conveyor stops are sometimes referred to as:

E stops.

By grounding a tool or electrical system, a low-resistance path to the ______ is intentionally created.

Earth

What is the most serious hazard associated with electric tools?

Electric shocks

Who is responsible for providing chemical safety information for chemicals in their workplace?

Employers

What is the biggest hazard associated with pneumatic tools?

Getting hit by a tool attachment or by a fastener that is being used with the tool

Falls from a higher level to a lower level tend to be more serious because of the effects of _________.

Gravity

An electric current is continually seeking a pathway to the:

Ground

The fire alarm system must:

Have reporting instructions posted by each phone and at all employee entrances. B. Notify on-site employees. C. Alert the local fire department.

Subpart C of the Construction Safety Standard (Part 1926) says that employers must train employees on safe work practices and instruct them on regulations so that they can avoid the ___________ in their work environment.

Hazards

Signs at construction sites:

Help reduce struck-by accidents.

To select a proper respirator, you should consider:

How long the worker will be in the contaminated environment. B. The oxygen level in the atmosphere. C. The type of contaminant in the atmosphere.

Under the Hazard Communication Standard, workers must be trained about:

How to safely manage the potential health and physical hazards of chemicals they work with.

Emergency stops are installed so that:

If a worker is in trouble, someone can stop the conveyor.

Keeping lids on fire resistant containers is important so that:

If there is a spark, there is no oxygen to fuel a fire.

A safety monitoring system:

Includes having a competent person acting as the monitor.

Which of these is true about a power grip?

It provides the maximum hand power for high force tasks.

What may happen if propane comes in contact with your skin?

It will freeze your skin in an instant.

Lanyard hardware that should be inspected includes:

Lanyard hardware should be examined. Snaps and thimbles must also be inspected closely.

Which of the following construction activities is the least likely to create airborne crystalline silica?

Leveling

The lack of _______ is a major cause of crane accidents.

Maintenance and inspections B. Communication C. Training

Which of these is NOT a safety requirement for using a suspended personnel platform?

Make sure the crane is within 5% of level grade.

When using power tools, you should guard _______.

Make sure to guard the point of operation, exposed rotating parts, and flying chips and sparks

Many workers are fatally electrocuted when their portable _________ ladders come in contact with overhead lines.

Metal

If a medical exam indicates an employee's health would be impaired by the use of a respirator, the employer:

Might assign the employee to another job.

The crane's rated load capacity:

Must be posted on the crane. B. Is the maximum weight the crane can lift. C. Should never be exceeded.

Who should certify the respirators you use at work?

NIOSH

The Permit-Required Confined Spaces Standard is intended to prevent:

Numerous fatalities and thousands of injuries.

A chronic health effect is one which:

Occurs after exposure to a hazardous chemical over a period of time

In the OSHA regulations, thermal system insulation and surfacing materials found in buildings constructed before 1980 is referred to as:

PACM

At which level of airborne lead exposure should an employer begin engineering controls, work practice controls, and/or the use of respirators to lower employee exposure to airborne lead?

PEL

The advantage of positioning device systems is that they:

Positioning device systems are similar to a fall arrest system but are designed to hold you in place while you are working and allow you to use both hands while you are working.

A bar-type ROPS is appropriate for:

Roll-over hazards.

Which is the correct order in which your employer should try to reduce levels of airborne crystalline silica in your workplace?

Silica substitutes, employ engineering controls, institute work practice controls, require PPE

Inhaling crystalline silica can cause a person to suffer from which disease?

Silicosis

There should be someone available at the jobsite who has first aid instruction during:

Site-clearing operations.

Which of the following is not permitted?

Splicing two ladders together

The top of the ladder should be placed against a:

Stable and solid surface.

When materials are dropped off at the job site they should be:

Stacked properly or blocked to make sure they don't slide around or fall off pallets.

What type of hand signals should be used for crane safety?

Standard hand signals

If you will be working alone and close to the ground, what type of ladder would be most appropriate?

Step

In addition to the impact of dirt during a cave-in, which may cause death or at least broken bones, what other serious problem may happen?

Suffocation.

Which of the following is not a duty of authorized entrants?

Summon rescue services if necessary.

Which of these would likely be used by window washers to wash the 80th floor of the Empire State Building?

Suspended scaffold.

If you cannot find the manufacturer's recommendations for hooks, you should:

Test the hook on a load twice the intended use.

The "hazard warning" on a label is:

The brief statement and pictogram illustrating potential physical and health hazards.

An atmosphere-supplying respirator should be used when:

The concentration of airborne contaminants is IDLH. B. You do not know the exact nature or toxicity of the contaminant. C. The oxygen level in the atmosphere is below 19.5%.

Asbestos warning labels must be placed on products containing asbestos or containers holding asbestos-containing materials unless:

The concentration of asbestos in the product is below 1%.

Shoring or shielding is used when:

The location or depth of the cut makes sloping at the maximum allowable slope impractical.

Which of these is a topic that workers who use scaffolds are required to know about?

The nature of electrical hazards. B. Falling objects and fall protection. C. The load capacity of the scaffold. D. The OSHA standard for scaffolds. E. All of these.

Chemical safety information must be provided in SDSs:

To all workers who may be exposed to chemical hazard

Why must employers conduct evaluations of the workplace?

To ensure that respirators are properly cleaned, stored, and repaired. B. To ensure that employees are properly using respiratory protection. C. To find ineffective procedures that need to be changed in the current written program.

Why should you be aware of hazardous situations?

To help prevent injury to yourself and others.

Who can operate forklifts?

Trained and authorized workers.

Which of these is NOT a safe work practice associated with electric tools.

Use the power cord to carry or hoist the tool.

What type of tests does a competent person need to perform in order to classify soil?

Visual and manual

When is silica especially hazardous to construction workers?

When silica is in crystal form and carried in dust, it is especially hazardous to construction workers.

Which of these materials would be involved in a Class A fire?

Wood

A(n) ______________ is a critical element in the development of a fall protection plan.

Workplace assessment

Which of these hazards is associated with powder-actuated tools?

You also should never use powder-actuated tools on easily penetrable materials unless there is a backing that will prevent the pin or fastener from passing through it.

One of the drawbacks of self-contained breathing apparatus (SCBA) is that:

You must carefully monitor the time because there is a limited supply of air in the tank

Your employer should assure that each employee has been trained, as necessary, by:

Your employer should assure that a competent person qualified in the appropriate areas has trained each employee, as necessary.

If you run into a unique situation at your job site and have a question, whom should you ask?

Your supervisor.

Workers who will use a scaffold are required to have been trained by _______________.

a qualified person

When a worker displays a lack of skill, understanding or proficiency when using scaffolds, ________________.

that worker must be retrained