CMGT 326 - Safety (OSHA Exam study guide)
Fall restraint systems are to be set up so a worker can free fall no farther than _________ feet? 0 - will not allow fall of any distance 2 1 3.5
0 - will not allow fall of any distance
Falls from ladders make up about ________ of fatal falls in construction. 1/3 1/2 3/4 1/4
1/3
OSHA compliant stairs allow up to (blank) inch variation in riser height and tread depth.
1/4"
Fall protection (guardrails and/or PFAS) is needed on scaffolding at heights above _______. 10 feet 8 feet fall protection is not needed on scaffolding. 6 feet
10 Feet
According to OSHA a trench is defined as; a narrow excavation with a depth greater than width, but the width of trench (measured at bottom) is not greater than (blank) feet
15
Limit the maximum arresting force on a worker to _______________ pounds when used with a body harness. 29 CFR 1926.502(d)(16)(ii). 5000 1800 3600 2000
1800 Lbs
A non-self-supporting ladder should be set up at ___ (horizontal distance/working length of ladder). 1:2 angle 90 degree angle 30 degree angle 1:4 angle
1:4 angle
What is the minimum distance that excavation materials, tools, and other supplies be kept back from the excavation's edge? 1 foot no minimum given 2 feet 7.5 feet
2 Feet
Body belt or body harness systems are to be set up so that a worker can free fall no farther than ______ feet. 29 CFR 1926.502(e)(1). 3 3.5 2 1
2 Ft
Where doors or gates open directly on a stairway, a platform shall be provided, and the swing of the door shall not reduce the effective width of the platform to less than (blank) inches
20
Guardrail systems must be capable of withstanding a force of at least ____________ pounds applied within 2 inches of the top edge, in any outward or downward direction, at any point along the top edge. 250 175 200 150
200
Handrails must be able to withstand, without failure, how many pounds of weight applied within 2 inches of the top edge in any downward or outward direction? 250 pounds 300 pounds 175 pounds 200 pounds
200 Pounds
When portable ladders are used for access to an upper landing surface, how many feet above the upper landing must the side rails extend? 1 foot 4 feet 2 feet 3 feet
3 Feet
Arch flash/blast have had temperatures recorded as high as ____________ degrees. 35000 350000 3500 350
35000
Stairway handrail is required when there are 4 or more risers and 30" or more rise. The handrail height shall be between _________ inches? 36-37 34-37 34-36 30-37
36-37
Each scaffold and scaffold component shall be capable of supporting, without failure, its own weight and at least ___________ times the maximum intended load applied or transmitted to it. 3 5 4 2
4
Stairs that have (blank) or more risers must have a stair rail.
4
At what depth must a ladder, ramp, steps, or runway be present for quick worker exit? 10 feet not required by OSHA 5 feet 4 feet
4 Feet
Top rails, or equivalent guardrail system members, must be ______ inches above the walking or working level 42" 36" 38" 48"
42"
Workers should not work in an unprotected trench that is ________ feet deep or more? 4 6 5 10
5
The reading stated to protect yourself on excavation sites; do not work in and unprotected trench that is ________ feet deep or more.
5 Feet
1. Unless made in entirely stable rock, at what depth is a protective system required for a trench? 5' and deeper or if the competent person says so 5 feet and greater only at depths greater than 10 feet Any depth if the competent person says so
5' and deeper or if the competent person says so
A personal fall arrest system (PFAS) anchorage point must be capable of handling ___ pounds. 5,000 4,000 3,000 2,000
5,000 Lbs
A personal fall arrest system (PFAS) anchorage point must be capable of handling ___ pounds. 5,000 4,000 3,000 2,000
5000
Lanyards, anchorages used to attach personal fall arrest systems and self-retracting lifelines that do not limit free fall distance to 2 feet or less must all be capable of sustaining a minimum load of _______ pounds? 3000 5000 1800 3800
5000 Lbs
When using PFAS on scaffolding free falls should be limited to not more than (blank) feet
6
OSHA requires that personal fall arrest systems be rigged so an employee cannot free fall in excess of ______? 4' 2' 6' 8'
6 Ft
The maximum free fall distance allowed by OSHA standards is __________ feet? 6 2 3.5 4
6 Ft
At what height does OSHA say fall protection must be used in construction? 6' 10' 8' 4'
6'
OSHA requires that personal fall arrest systems be rigged so an employee cannot free fall in excess of ______? 4' 2' 6' 8'
6'
Falls from ladder heights of (blank) feet are the leading cause of worker fatalities and nonfatal injuries.
6-10 FT
Prolonged exposures to ________ dB can lead to hearing loss. Correct answer: 85 75 65 80
85
Type (blank) soil is the most stable soil of the three soil types.
A
Monitoring and measuring exposure limits is an example of a(n) ___________________ control? Elimination Substitution Engineering Administrative PPE
Administrative
What is worn by a worker and is secured to distribute fall arrest forces over the thighs, pelvis, waist, chest and shoulders? Body belt Lanyard Body Harness Decelerator
Body Harness
What is worn by a worker and is secured to distribute fall arrest forces over the thighs, pelvis, waist, chest and shoulders? Body belt Lanyard Body Harness Decelerator
Body Harness
Crystalline silica has been classified as a human lung (blank) and can cause (blank)
Carcinogenic, silicosis
When the injury is created more as a result of crushing injuries between objects, the event should be recorded as ______? Struck Caught Electrocution Fall
Caught
. What is the greatest hazard facing a worker while working in a trench? Cave-ins Hazardous Atmospheres Falling Objects Falls
Cave-ins
Which of the following is a common type of health hazard: Chemical hazards Economic hazards Electrical hazards Fall hazards
Chemical hazards
The four common health hazards in construction are:
Chemical, Physical, Biological, Ergonomic
Which is an appropriate ENGINEERING control for protection against noise exposures: Audiograms Earplugs Increasing distance between source Constructing sound barriers
Constructing sound barriers
Which of the following is NOT an example of proper access to scaffolding? Ladders Cross braces Stair towers Walkways
Cross Braces
Which is a requirement of the employer: Develop silica training programs for all employees Determine if workers' exposures exceed OSHA PELs Perform medical evaluations on all employees Provide all workers with safety toe protective footwear
Determine if workers' exposures exceed OSHA PELs
List the "Hierarchy of Controls" from most effective to least effective Engineering Control Elimination PPE Substitution Administrative
Elimination, Substitution, Engineering Controls, Administrative, PPE
List the "Hierarchy of Controls" from most effective to least effective PPE Administrative Controls Substitution Engineering Controls Elimination
Elimination, Substitution, Engineering controls, Administrative Control, PPE
Who trains employees that work on scaffolds? Other employees who have experience Employer-designated competent person Employees do not need training Employees are responsible for their own training
Employer-designated competent person
______________ prevents falls by keeping the worker from reaching the fall hazard Personal fall arrest system Positioning device Self-retracting lifeline Fall restraint
Fall Restraint
______________ prevents falls by keeping the worker from reaching the fall hazard Personal fall arrest system Positioning device Self-retracting lifeline Fall restraint
Fall Restraint
What Focus Four category has led the construction worker fatalities for the past 10 years? Electrocution Caught-in Struck-by Falls
Falls
What Focus Four category has led the construction worker fatalities for the past 10 years? Electrocution Caught-in Struck-by Falls
Falls
A competent person ONLY needs to inspect a trench/excavation that are subject to runoff and heavy rains. True False
False
Being buried in a trench is an example of a struck-by. True False
False
Crossbraces can be used in place of both mid-rail and top-rails. True False
False
OSHA's "minimum clearance distance" to power lines is the same regardless of voltage? True False
False
OSHA's "minimum clearance distance" to power lines is the same regardless of voltage? True False
False
Screens, midrails, mesh, intermediate vertical members, or equivalent intermediate structural members must be installed between the top edge of the guardrail system and with in 12" of the walking or working surface. True False
False
You can use metal ladder around power lines or exposed energized electrical equipment. True False
False
Struck by hazards are categorized into as follows: (Select all that apply) flying falling propelled swinging sliding driving rolling
Flying, Falling, Rolling, Swinging
Struck by hazards are categorized into as follows: (Select all that apply) flying falling propelled rolling swinging sliding driving
Flying, Falling, Rolling, Swinging
GFCI stands for what?
Ground Fault Circuit Interrupter
GFCI which stands for _________,__________,_________,___________ Which protects the users from shock when an electrical product is being used.
Ground Fault Circuit Interrupter
. A struck-by hazard can be described as anytime a worker ___________. -is injured by electric shock from electric current passing through the body -falls from a height greater than 6' -has part off their body caught in or between objects -is hit by falling, swinging, flying or in between objects
Is hit by falling, swinging, flying or in between objects
How can workers be protected from caught-in/between hazards of machinery? (Select all that apply.) -Lockout Tagout / De-energize -Never remove safety guards when tool is being used. -Guard moving parts. e.g. (belts, gears, pulleys, sprockets flywheels and other moving parts) -Avoid wearing loose clothing or jewelry -Only remove guards if you have to
Lockout Tagout/ De-energize, Never remove saftey guards when tool is being used, Guard moving parts, Avoid wearing loose clothing or jewelry
How can workers protect themselves and others from caught-in/between hazards? (Select all that apply.) Install toe boards correctly when using scaffolding Never get between moving materials and immovable parts Don't get in unprotected trenches 5' deep or greater. Make sure loads are secure and stable
Never get between moving materials and immovable parts Don't get in unprotected trenches 5' deep or greater. Make sure loads are secure and stable
Which of the following is an example of a physical health hazard: Asbestos Noise Silica Lead
Noise
Struck-by injuries are produced by forcible contact or impact between the injured person and a/n ________________. two objects resulting in crushing injuries high voltage powerline or other energy source movable and stationary object. object or piece of equipment
Object or piece of equipment
Struck-by injuries are produced by forcible contact or impact between the injured person and a/n ________________. two objects resulting in crushing injuries high voltage powerline or other energy source movable and stationary object. object or piece of equipment
Object or piece of equipment
How often must a designated competent person inspect scaffolds for visible defects? Daily Monthly Prior to each shift Weekly
Prior to each Shift
Scaffolds must be designed by a (blank) person
Qualified
Burns, sickness, aging, cancer and DNA mutations are all effects associated with exposure to the physical hazard of
Radiation
(Blank) and (Blank) are two excavation controls that don't require structures to be used to reduce hazards in excavations.
Sloping and benching
When the impact alone creates the injury, the event should be recorded as ___________? Struck Caught Fall Electrocution
Struck
When ascending or descending a ladder maintain (blank) points of contact at all times while facing the ladder.
Three
A burn is the most common shock-related injury. True False
True
Asbestos fibers are so small they often cannot be seen with the naked eye; and can be inhaled without knowing. True False
True
Be aware at all times of the equipment around you and stay a safe distance from its a way to protect yourself from being pinned between equipment, materials and other objects. True False
True
Cave-ins are rarely survivable. True False
True
Chemical routes of entry include; inhalation, ingestion, absorption and injection. True False
True
Fall arrest systems consists of anchorage, body wear and connecting devices often referred to as the ABC's of fall protection. False True
True
Fall arrest systems consists of anchorage, body wear and connecting devices often referred to as the ABC's of fall protection. True False
True
Wire rope can be used for a top rail in guardrail system? True False
True
What soil type has a maximum allowable slopes of 1:1 or 45 degrees for excavation less than 20 feet deep? Type C Type A Type B Stable rock
Type B Soil
Excavation standards require a compete person to classify soil and rock deposits as? (choose all that apply) Type B Type D Type C Type A Stable rock
Type C Type A Stable rock Type B
Granular soils including sand, gravel and rock are classified as? Stable rock Type B soil Type A soil Type C soil
Type C Soil
Employers must verify worker training by preparing a _______________ certification record. The record must contain the name or other identity of the worker trained, the dates of the training, and the signature of either the person who conducted the training or the employer. 29 CFR 1926.503(b)(1).
Written
Employees shall be prohibited from working on scaffolds covered with snow, ice or other slippery material except when it is under 10' in height when it is fully guarded when schedule won't allow for delay as necessary for removal of such materials
as necessary for removal of such materials
Excavation standards, tasks performed by the competent person include: (choose all that apply) inspect protective systems Engineer safety systems for excavations over 20 feet deep Conducting site inspections classifying soils Monitor water removal equipment
inspect protective systems Conducting site inspections classifying soils Monitor water removal equipment
1. A struck-by hazard can be described as anytime a worker ___________. is injured by electric shock from electric current passing through the body falls from a height greater than 6' has part off their body caught in or between objects is hit by falling, swinging, flying or in between objects
is hit by falling, swinging, flying or in between objects
How can workers be protected from caught-in/between hazards of machinery? (Select all that apply.) Lockout Tagout / De-energize Never remove safety guards when tool is being used. Guard moving parts. e.g. (belts, gears, pulleys, sprockets flywheels and other moving parts) Avoid wearing loose clothing or jewelry Only remove guards if you have to.
machinery? (Select all that apply.) Lockout Tagout / De-energize Never remove safety guards when tool is being used. Guard moving parts. e.g. (belts, gears, pulleys, sprockets flywheels and other moving parts) Avoid wearing loose clothing or jewelry
