COSC 464 Exam 1 questions with
complete solutions
Wire rope ends used in guardrail systems should be "spliced" and not "eye to eye" - correct answer
✔✔True
When inspecting tools to see if they are damaged, what should you look for? - correct answer
✔✔Damaged insulation, Cracks, Broken/removed ground pins
For anchorage points employee fall should be limited to _______ feet and not contact lower work/walk
surface. - correct answer ✔✔6
Guardrail systems and horizontal lifeline systems are the same - correct answer ✔✔False
At what height must the top rail of a guardrail system be installed? - correct answer ✔✔42 inches
At what diameter must floor holes be covered? - correct answer ✔✔2 inches
When employees are using stilts, the top rail must be increased by an equal amount to the height of the
stilts - correct answer ✔✔True
The following are examples of improper anchorage points except - correct answer ✔✔Beamer
A "Lock out/Tag out" system is used to - correct answer ✔✔Prevent accidedntal contact with electrical
current
What was the most frequently cited serious violations in construction in 2019? - correct answer ✔✔Fall
Protection - Residential Construction
, Which of the following PPE should be worn when working with electricity? - correct answer ✔✔Non-
metallic hard hat and insulated gloves and clothing
Fall anchorage point can be designed by a __ person to meet a safety factor of 2. - correct answer
✔✔Qualified
Wire rope guardrail must be flagged for visibility at every - correct answer ✔✔6ft
Holes cover must support ___ times the maximum intended load - correct answer ✔✔2
Full body harness must limit arresting force to
_______ lbs. - correct answer ✔✔1800
Which of the following is not a key factor in determining the severity of an electrical shock? - correct
answer ✔✔The amount of current at the power source
To protect yourself from being electrocuted by contact with overhead power lines, you should always
assume overhead lines are energized and keep yourself and equipment at least _____ away from power
lines up to 50kV - correct answer ✔✔10ft
In personal fall arrest systems, lanyards must have a breaking strength of - correct answer ✔✔5000lbs
In safety net systems, nets must be drop tested with ___lb bag of sand prior to use or certified - correct
answer ✔✔400
How far back from the edge of a roof must a warning line be erected? - correct answer ✔✔6ft
A non-self-supporting ladder should be set up at 1:2 angle (horizontal distance/working length of ladder)
- correct answer ✔✔False
Stairways that have four or more risers MUST have a stair rail. - correct answer ✔✔True
complete solutions
Wire rope ends used in guardrail systems should be "spliced" and not "eye to eye" - correct answer
✔✔True
When inspecting tools to see if they are damaged, what should you look for? - correct answer
✔✔Damaged insulation, Cracks, Broken/removed ground pins
For anchorage points employee fall should be limited to _______ feet and not contact lower work/walk
surface. - correct answer ✔✔6
Guardrail systems and horizontal lifeline systems are the same - correct answer ✔✔False
At what height must the top rail of a guardrail system be installed? - correct answer ✔✔42 inches
At what diameter must floor holes be covered? - correct answer ✔✔2 inches
When employees are using stilts, the top rail must be increased by an equal amount to the height of the
stilts - correct answer ✔✔True
The following are examples of improper anchorage points except - correct answer ✔✔Beamer
A "Lock out/Tag out" system is used to - correct answer ✔✔Prevent accidedntal contact with electrical
current
What was the most frequently cited serious violations in construction in 2019? - correct answer ✔✔Fall
Protection - Residential Construction
, Which of the following PPE should be worn when working with electricity? - correct answer ✔✔Non-
metallic hard hat and insulated gloves and clothing
Fall anchorage point can be designed by a __ person to meet a safety factor of 2. - correct answer
✔✔Qualified
Wire rope guardrail must be flagged for visibility at every - correct answer ✔✔6ft
Holes cover must support ___ times the maximum intended load - correct answer ✔✔2
Full body harness must limit arresting force to
_______ lbs. - correct answer ✔✔1800
Which of the following is not a key factor in determining the severity of an electrical shock? - correct
answer ✔✔The amount of current at the power source
To protect yourself from being electrocuted by contact with overhead power lines, you should always
assume overhead lines are energized and keep yourself and equipment at least _____ away from power
lines up to 50kV - correct answer ✔✔10ft
In personal fall arrest systems, lanyards must have a breaking strength of - correct answer ✔✔5000lbs
In safety net systems, nets must be drop tested with ___lb bag of sand prior to use or certified - correct
answer ✔✔400
How far back from the edge of a roof must a warning line be erected? - correct answer ✔✔6ft
A non-self-supporting ladder should be set up at 1:2 angle (horizontal distance/working length of ladder)
- correct answer ✔✔False
Stairways that have four or more risers MUST have a stair rail. - correct answer ✔✔True
