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What does it mean when the underground service alert marks the grounds with WHITE stakes and
markings? - ✔✔Proposed Excavation
What is the length a ladder must extend above the excavation/trench? - ✔✔3 feet
When should an employee wear foot and/or leg protection? - ✔✔ALL
-When heavy objects might roll onto or fall on the employee's feet
-Working with sharp objects such as nails or spikes that could pierce the soles or uppers of ordinary
shoes
-Exposure to molten metal and working on or around hot, wet or slippery surfaces
Safety nets must be provided when workplaces are more than how many feet above ground or other
unstable surfaces? - ✔✔25 feet
Explanation:
Safety nets must be provided when workplaces are more than 25 feet above ground or water surface, or
other surfaces where the use of ladders, scaffolds, catch platforms, temporary floors, safety lines, or
safety belts are impractical.
The use of wood upright in shoring systems must be at least ________. - ✔✔2" x 8"
What does PFAS stand for? - ✔✔Personal Fall Arrest System
,Explanation:
A PFAS is designed to arrest (stop) a worker during a fall from a working level. It consists of an
anchorage, connectors, a body belt or body harness, and may include a lanyard, deceleration device,
lifeline, or suitable combinations of the above.
Which of the following is considered PPE? - ✔✔Face shields
Explanation:
PPE is Personal Protective Equipment. It is meant to be worn to minimize exposure to a variety of
hazards. PPE includes gloves, foot and eye protection, protective hearing devices, hard hats, respirators
and full body suits.
If you do not call the underground service alert intentionally, you will be subject to what penalties? -
✔✔Up to $50,000
The NEC and OSHA specify that particular flexible cords be used in construction settings. Where can a
flexible cord be used? - ✔✔ALL
-Elevator cables and wiring of cranes and hoists
-Prevention of noise
-With appliances where fastening and mechanical connections are designed to permit removal for
maintenance or repair
Explanation:
Flexible cords must be connected to devices and to fittings so as to prevent tension at joints and terminal
screws. Flexible cords may be damaged on the job by sharp objects and electrical conductors can be
exposed. Flexible cords should not be used where frequent inspections are impractical. They should not
be run through walls, ceilings, doorways, windows or hidden areas like conduits or other raceways.
A certification is required for operating cranes with a rated capacity of at least how many tons? - ✔✔3
, Explanation:
The DOSH crane unit must be contacted for a list of crane certifiers. The fees involved vary with each
certifier.
When excavating a trench, what is the required distance for spoils piles from edge of the excavation or
trench? - ✔✔2 feet
Warning lines must be erected around all sides of roof work areas and may consist of________? -
✔✔ALL
-Ropes
-Wires
-Chains
The Underground Service Alert must be contacted at least how many days before an excavation project?
- ✔✔2 days
In what sequence should scaffolding be dismantled? - ✔✔Top down
On an extension ladder, a worker can never stand on the top ______ rung(s). - ✔✔3
Explanation:
An employee cannot stand and work on the top three rungs of a single or extension ladder unless there
are members of the structure that provide a firm handhold or the employee is protected by a fall
protection system.
Employers have ___ days to report a serious injury, illness or death after obtaining knowledge of the
serious injury, illness or death. - ✔✔5 days