Lesson 103 - Introduction to Safety, Navigating the NEC® and EWR Plans Reading Worksheet

250

Grounding is covered in Article ___ in the NEC ®.

Every 3 years

How often is the NEC ® revised and updated?

12

If your foreman sends you to get a 24-foot extension ladder, you will be looking for one that has ___ rungs in each of the two sliding sections.

before each use.

Cord sets and portable electric tools must be visually inspected ____

acceptable to the authority having jurisdiction

The meaning of approved is ___.

250

A Type I ladder is rated to withstand a load of ___ pounds.

False

A metal ladder can be used near electrical sources if it has rubber feet at the bottom.

has not

A worker who weighs 260 pounds and is wearing a 16 lb tool belt ___ exceeded the rating of a Type IA ladder.

90 Days

According to OSHA, what is the maximum number of days a cord can be in use as part of a temporary installation.

314.16(B)

According to the NEC ® Index, box fill calculations are covered under Code section ___.

210 & 220

According to the NEC ® Index, branch circuits are covered under in Articles ___.

100

According to the NEC ® Index, definitions are found in what article?

590

According to the NEC ®, temporary installations are covered in Article ___.

electrician himself

An electrician has been issued safety eyewear to wear on the jobsite. Only one person can be held responsible for ensuring that the electrician wear the safety equipment. This is the ___.

IEC

An organization that provides technical education and informational products and services in support of International Codes is ___.

labels and SDSs

As a GHS requirement, pictograms identifying the hazard appear on ___.

proper methods of containment, protective equipment, emergency procedures

As a GHS requirement, the Accidential Release Measures section on the SDS lists ___ required for cleanup.

Danger

As a GHS requirement, the signal word ___ on the SDS identifies a more severe hazard.

walk around and scope out the area

Before backing up a vehicle, you should ___.

special occupancies and conditions along with special equipment

Chapters 5,6, and 7 of the NEC relate to:

590

Code article ___ covers temporary wiring.

labeled

Equipment or materials to which has been attached a label, symbol, or other identifying mark of an organization that is acceptable to the authority having jurisdiction and concerned with product evaluation, that maintains periodic inspection of production of labeled equipment or materials, and by whose labeling the manufacturer indicates compliance with appropriate standards or performance in a specified manner. is the definition for ___.

listed

Equipment, materials, or services included in a list published by an organization that is acceptable to the authority having jurisdiction and concerned with evaluation of products or services, that maintains periodic inspection of production of listed equipment or materials or periodic evaluation of services, and whose listing states that either the equipment, material, or service meets appropriate designated standards or has been tested and found suitable for a specified purpose is the definition for ___.

an Informational Note

Explanatory material is represented throughout the Code using ___.

Globally Harmonized System

GHS is an abbreviation for ___.

9 ft-7 in

If h = 32 feet and I = 19 inches then the feet of the ladder should be ___ from the building wall.

10

If you are standing on the highest permitted step on a 12-foot step ladder, your feet will be about ___ feet above the floor. You are 6 feet tall.

your left

If you can, you should back up a truck looking over ___ shoulder

True

If you leave your trailer at the dock, be sure to chock its wheels.

210.50

In the NEC, which Article explains the general requirements for a receptacle outlet?

True

It is best to have a spotter on hand when backing a truck.

embedded in plaster finish on brick, installed in dry locations, used as a feeder

Look in the NEC ® Index and find Uses Permitted for AC cable. An example of a permitted use is where ___.

installed in a storage building for a single-family dwelling

Look in the NEC ® Index and find Uses Permitted for NM cable (nonmetallic sheathed cable or Romex ®). An example of a permitted use is where ___.

installed in wet locations

Look in the NEC ® Index and find Uses Permitted for UF cable. An example of a permitted use is where ___.

Material Safety Data Sheet

MSDS is an abbreviation for ___.

False

Most fabric in modern clothing is arc-rated.

False

Most power tools have built-in strain relief adequate to hold the weight of the tool.

test and list

Nationally Recognized Testing Laboratories (NRTL) ___ electrical products to provide a basis for approval by inspectors in the field.

Personal Protective Equipment

PPE is an abbreviation for ___.

run through holes in walls, ceilings or floors, concealed behind building walls, ceilings or floors, run through doorways, windows or similar openings

Per OSHA 29 CFR 1910.305(g)(1)(iv) which of the following is not acceptable use of a flexible cord?

adequate and compliant strain relief

Proper installation of cord ends include:

True

The base of a ladder should be placed so that it is one foot away from the structure for every four feet of height to where the ladder rests against the building.

True

The main cause of falls from straight and extension ladders is sliding of the ladder base.

uniform labeling and hazard classification identification

The new GHS is meant to provide ___ for all employees who are potentially exposed to hazardous chemicals in the workplace. This information is for employees to use to protect themselves from these hazards.

first-aid measures, fire-fighting measures, accidental release measures

The new GHS requires a section on the SDS to show ___.

the United Nations

The new GHS standard of classification and labeling of chemicals was developed by ___.

working at some height above the ground where you might fall but the rope (or lanyard) that is attached to a strong support or structure would catch you before hitting the ground.

The safety equipment shown is used when ___.

True

To avoid musculoskeletal disorders, you should switch tasks and/or positions from time to time to reduce time spent in awkward positions or on repetitive motions.

list the safety equipment to be utilized, complete a shock risk assessment, justify why the circuit can't be de-energized, use a detailed comprehensive plan.

To work on an energized circuit, a person must _______?

110.12(A)

Unused openings in Boxes shall be closed. Find the code reference. The Code Reference for this is ___. (Always look for key words in the Index.)

Article 90

What NEC ® Article discusses the purpose and scope of the Code?

Distractions, Working while you are sick, Lack of training

What could cause an accident?

Power tool injury

What is NOT considered electrical hazard by OSHA.

1000 Ohms

What is the average resistance of a 150 pound man according to IEEE?

NEC

What is the basic standard that governs all electrical work?

ANSI

What organization approves standards that then become recognized as American national standards?

safety goggles

When nuisance dust is present, wearing ___ effectively protect(s) your eyes.

shall and shall not

When the words(s) ___ appears in the NEC ®, it makes the statement a mandatory requirement.

Cleveland

Which major US city was one of the first to install electric-street lighting?

NFPA

Which organization sponsored the NEC in 1911?

the tool uses a low-voltage isolation transformer.

Work can be performed using power tools in wet locations if _________.