EXAM 2 VERSIONS (VERSION A AND B) COMPLETE 450
QUESTIONS WITH DETAILED VERIFIED ANSWERS (100%
CORRECT ANSWERS) / ALREADY GRADED A+
A ladder should extend a minimum of _____ above the top of a trench or excavation.
- ANSWER: 1'
According to OSHA, shoring lumber shall be ____. - ANSWER: Select structural
cal/OSHA inspectors cannot, under most circumstances: - ANSWER: Enter a business
outside of normal business hours.
Every employer is required to post Material Safety Data Sheets: - ANSWER: on each
job site
Handrails must be installed on all open side of a scaffold if workers are subject to
falls of _____ or more. - ANSWER: 5'
When boom-type equipment is in operation, how close can it be to high voltage
power lines? - ANSWER: 10'
How should you store oily mops or rags at the job site? - ANSWER: In a closed metal
container.
If a Cal/OSHA inspector is coming to inspect a job site, it is best for the contractor to:
- ANSWER: personally walk through the job site and check the work.
In most cases, a crane cannot lift more than ____% of its capacity. Always consult the
manufacturer's operations manual and all applicable codes before using a crane and
never attempt to use one without being thoroughly trained and certified to operate
the crane. - ANSWER: 75%
In stable soil, a trench that is ____ or deeper requires shoring. - ANSWER: 5 feet
On a construction site, flammable liquids can be found in ____ containers. -
ANSWER: red
Prior to erecting scaffolding, it is best to consult the: - ANSWER: Construction Safety
Orders
The rule of thumb that is used when digging a trench near another excavation is that
the horizontal distance from the trench to the excavation is no less than: - ANSWER:
the depth of the trench
, What agency requires Material Safety Data Sheets? - ANSWER: cal/OSHA
What is MSDS? - ANSWER: Material Safety Data Sheets
What is painted red on a construction site? - ANSWER: Flammable substances
What is the danger of LP gas? - ANSWER: it collects near the floor
When boom-type equipment is in transit, how close can it be to high voltage? -
ANSWER: 6'
What is the minimum grade lumber which may be used for trench shoring? -
ANSWER: #2 Douglas fir
What is the minimum safe distance required for people working near high voltage
power lines? - ANSWER: 6'
When backing up a truck at a construction site you should: - ANSWER: sound the
automatic backup alarm or bells
When should you report an occupational injury on cal/OSHA Form 5020? - ANSWER:
When medical help beyond first aid is required.
When welding in confined spaces, the main danger is_____. - ANSWER: too many
fumes
When welding, your gloves should be: - ANSWER: made of heavy leather hide
When you are working on or near an electrical service panel, what should you
assume? - ANSWER: That it is unsafe
Where would you find the requirements for scaffolds? - ANSWER: cal/OSHA
Construction Safety orders
Which is the most toxic?
a. PVC solvent cements
b. concrete form oil
c. cement mortar
d. caulked joint materials - ANSWER: PVC solvent cements
Which of the following is not an acceptable procedure during crane operation?
a. more than one person signaling the operator
b. loads can be lifted over personnel
c. A and B
d. the crane operator's manual should be present - ANSWER: C. A and B