OSHA 30 HOUR CONSTRUCTION INDUSTRY OUTREACH: FINAL
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
___ has long been used in the construction industry due to its high tensile strength, flexibility, and
resistance to heat - (ANSWER)asbestos
the permissible exposure for asbestos is: - (ANSWER)o.1
___ is a type of cancer that affects the abdominal lining or the chest cavity lining. Asbestos exposure is
the leading cause of this type of cancer - (ANSWER)mesothelioma
which of the following would qualify as a high-risk activity? - (ANSWER)removing air-handling equipment
in buildings where fireproofing material includes asbestos
which of the following is a common task that could expose workers to lead? - (ANSWER)removing old
paint
to reduce the risk of lead exposure, employers should __ the lead w/ a nontoxic material that adheres to
the surface - (ANSWER)encapsulate
in any work area where exposure to lead exceeds the permissible exposure limit, which of the following
signs must be posted? - (ANSWER)all the above
which of the following characteristics made lead attractive for use in the construction - (ANSWER)all the
above
when lead enters the body, it enters the __ which distributes it to various organs and tissues -
(ANSWER)bloodstream
what is the type of dust that is the cause of silicosis? - (ANSWER)respirable crystalline silica
,OSHA 30 HOUR CONSTRUCTION INDUSTRY OUTREACH: FINAL
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
when ___ is inhaled, especially when accompanied by smoking, there is a higher risk for workers to
develop lung cancer than either factor alone - (ANSWER)silica
what is the permissible exposure limit for respirable crystalline silica? - (ANSWER)50
The ___ is the average exposure to a contaminant over a set period of time - (ANSWER)time-weighted
average
which of the following would be an inappropriate location to conduct any welding operation? -
(ANSWER)all the above
which of the following is especially prone to being ignited by sparks while welding? - (ANSWER)tears,
snags, rips, or worn spots on clothing
___ refers to linking cylinders of compressed gas together into a service pipe system -
(ANSWER)manifolding
which of the following is crucial for safety when welding in a confined space? - (ANSWER)gas cylinders
must be left outside the space
hoses and hose connections should be able to withstand ___ the pressure they usually experience -
(ANSWER)twice
a __ with overload protection is required for each outlet that will be connected to a portable welding
machine - (ANSWER)disconnect switch
ARC welding is powered by ___ - (ANSWER)electricity
, OSHA 30 HOUR CONSTRUCTION INDUSTRY OUTREACH: FINAL
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
a __ is placed on a tank to protect the valves from damage or from oil and grease - (ANSWER)valve
protection cap
the right eye protection should: - (ANSWER)all the above
which type of tools are powered by compressed air? - (ANSWER)pneumatic
work conducted near flammable gasses or explosive materials must be conducted with ___ tools -
(ANSWER)spark-resistant
the maximum amount of weight a jack can lift is called its: - (ANSWER)manufacturer's safe operating
pressure
which type of switch will shut off when the user releases it? - (ANSWER)constant pressure switch
prior to grinding or cutting with an abrasive wheel tool, be sure to: - (ANSWER)let the tool come up to
speed
scaffold__ are the workers qualified to design scaffolds - (ANSWER)designers
Guardrails or Personal Fall Arrest System are required on scaffolds that: - (ANSWER)exceed ten feet in
height
___ are encased in a protective housing that extends and retracts automatically, which increases
mobility and may reduce the risk of tripping - (ANSWER)self-retracting lifelines
plasterers' scaffolds, horse scaffolds, and window jack scaffolds are all examples of which type of
scaffolding? - (ANSWER)speciality
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
___ has long been used in the construction industry due to its high tensile strength, flexibility, and
resistance to heat - (ANSWER)asbestos
the permissible exposure for asbestos is: - (ANSWER)o.1
___ is a type of cancer that affects the abdominal lining or the chest cavity lining. Asbestos exposure is
the leading cause of this type of cancer - (ANSWER)mesothelioma
which of the following would qualify as a high-risk activity? - (ANSWER)removing air-handling equipment
in buildings where fireproofing material includes asbestos
which of the following is a common task that could expose workers to lead? - (ANSWER)removing old
paint
to reduce the risk of lead exposure, employers should __ the lead w/ a nontoxic material that adheres to
the surface - (ANSWER)encapsulate
in any work area where exposure to lead exceeds the permissible exposure limit, which of the following
signs must be posted? - (ANSWER)all the above
which of the following characteristics made lead attractive for use in the construction - (ANSWER)all the
above
when lead enters the body, it enters the __ which distributes it to various organs and tissues -
(ANSWER)bloodstream
what is the type of dust that is the cause of silicosis? - (ANSWER)respirable crystalline silica
,OSHA 30 HOUR CONSTRUCTION INDUSTRY OUTREACH: FINAL
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
when ___ is inhaled, especially when accompanied by smoking, there is a higher risk for workers to
develop lung cancer than either factor alone - (ANSWER)silica
what is the permissible exposure limit for respirable crystalline silica? - (ANSWER)50
The ___ is the average exposure to a contaminant over a set period of time - (ANSWER)time-weighted
average
which of the following would be an inappropriate location to conduct any welding operation? -
(ANSWER)all the above
which of the following is especially prone to being ignited by sparks while welding? - (ANSWER)tears,
snags, rips, or worn spots on clothing
___ refers to linking cylinders of compressed gas together into a service pipe system -
(ANSWER)manifolding
which of the following is crucial for safety when welding in a confined space? - (ANSWER)gas cylinders
must be left outside the space
hoses and hose connections should be able to withstand ___ the pressure they usually experience -
(ANSWER)twice
a __ with overload protection is required for each outlet that will be connected to a portable welding
machine - (ANSWER)disconnect switch
ARC welding is powered by ___ - (ANSWER)electricity
, OSHA 30 HOUR CONSTRUCTION INDUSTRY OUTREACH: FINAL
EXAM 2026/2027 ACTUAL QUESTIONS WITH VERIFIED ANSWERS.
a __ is placed on a tank to protect the valves from damage or from oil and grease - (ANSWER)valve
protection cap
the right eye protection should: - (ANSWER)all the above
which type of tools are powered by compressed air? - (ANSWER)pneumatic
work conducted near flammable gasses or explosive materials must be conducted with ___ tools -
(ANSWER)spark-resistant
the maximum amount of weight a jack can lift is called its: - (ANSWER)manufacturer's safe operating
pressure
which type of switch will shut off when the user releases it? - (ANSWER)constant pressure switch
prior to grinding or cutting with an abrasive wheel tool, be sure to: - (ANSWER)let the tool come up to
speed
scaffold__ are the workers qualified to design scaffolds - (ANSWER)designers
Guardrails or Personal Fall Arrest System are required on scaffolds that: - (ANSWER)exceed ten feet in
height
___ are encased in a protective housing that extends and retracts automatically, which increases
mobility and may reduce the risk of tripping - (ANSWER)self-retracting lifelines
plasterers' scaffolds, horse scaffolds, and window jack scaffolds are all examples of which type of
scaffolding? - (ANSWER)speciality
