Chapter 4 Drawing & Specificactions

The most common size for working drawings is__________.

24" x 36"

A plan view looks down at a building from approximately _______' - _____" above the floor

4'0

A(n) ______ drawing is used to provide information not clearly shown in another part of the drawing.

Detail

A(n) ______ note is a note on a drawing that contains information specific to the drawing on that particular page or sheet.

Drawing

A_______ line is an inclined line on a drawing or print that extends from a written note to the object that it refers to.

Leader

A(n) ________ line is a thick line used to define and provide detail about a particular shape or symbol.

Object

A(n) _______ contains buses, automatic overcorrect protection devices, and switches for control of electrical power circuits.

Panel Board

A________ is an electrical panel, or group of panels designed to form a single panel, that is contained in a cabinet or cutout box.

Panelboard

With a(n) panel board, 10% or less of the installed overcurrent devices supply lighting and appliance branch circuits.

Power

A(n) ______ drawing is an electrical drawing that shows the arrangement of the electrical service and main distribution equipment in block form.

Power Rise

A(n) ______ drying is a drawing that is marked-up during the construction process to accurately reflect changes that occur during construction and that is used to prepare the final drawings.

Red-Line

A(n)______ is a device that controls one electrical circuit by opening and closing contacts in another circuit

Relay

A______ line identifies the point at which an imaginary cut has been made in a section view.

heavy double-dot-and-dash

The standard start-stop station control circuit contains a fuse, a stop pushbutton, a start pushbutton, a _________.

magnetic motor coil (M), and an overload (OL) contact.

A(n)_______ is an electrical device used for easily and temporarily connecting electrical equipment to a power source.

receptacle

The drafter's initials, the architect's seal , the number of sheets in a set of prints and the particular sheet number, and the scale can all be found in the ______.

title block

The facility owner hires a(n) ________ through a contract process to accomplish the building design.

AE Firm

A(n)_________ drawing is a final drawing prepared by an AE firm and turned over to the building owner at the conclusion of the project to accurately reflect the completed project.

As-built

Determining the proper switch to install requires correct identification of the switch symbol, the _____, and power source as identified on the construction drawing.

Circuit Rating

________ is the design and drafting of a component,member,or structure using a computer.

Computer-Aid-Design (CAD)

(The) ________ is a nonprofit organization that provides standardized specifications for building construction.

Construction Specifications Institute (CSI)

A(n) _______ is a control device that uses a small control current to energize or de-engerize the load connect to it.

Contractor's

Thin, ______ lines are used to indicate exposed wiring.

Dashed

A(n) _______ is a builder that contracts with the facility owner to provide both architectural engineering design services and construction services.

Designer-Builder

A(n) _______ view is a drawing that shows the height and features of a an object in relation to another pint or plane.

Elevation

A(n) _______ scale is used to draw large areas, such a property lines, on a building lot.

Engineers

A bar-chart schedule is a schedule that identifies start and completion dates of tasks.

False

A bar-chart schedule uses vertical bars to indicate the progress of various tasks.

False

A hidden line is used on a drawing to indicate an axis of symmetry.

False

A ladder diagram is read from right to left starting at the bottom of the diagram.

False

A limit switch is an example of a load.

False

A motor and equipment schedule is used to determine future load capabilities, minimize phase unbalance as loads are added, and schedule lockout and tagout for routine maintenance.

False

A wire way is a grounded metal enclosure that contains factory-mounted bare or insulated conductors.

False

Electrical equipment does not have to be in proper working order when the owner accepts ownership of electrical equipment and systems.

False

Floor plans are often used to represent electrical distribution systems in commercial installations.

False

The general contractor typically stores and maintains the original project drawings.

False

The identification letter used to designate architectural drawings is "A"

False

To convey different information on an electrical drawing, lines are drawn with different colors.

False

With a design/bid/build process, one firm provides facility design, drawing, specifications, and facility construction.

False

A(n) ______ is a wire way or conduit that contains all circuit conductors between the service equipment or the source of a separately derived system and the final branch-circuit overcorrect device.

Feeder

A_______ is a rope, wire, or cable used to stabilize a vertical member,

Guy

A(n) _________ line on a drawing is shown with a series of equal-length dashes.

Hidden

_______ wiring has electrical conductors extending from the power source or central control point to the point of use.

Home Run

A(n) _______ schedule provides specific information about the loads supplied by the distribution system

Motor & Equipment

A(n)_______ is a list of every item in the project that is incomplete or that requires a certain amount of rework.

Punch List

A construction contractor is typically hired through a bidding process.

True

A destination code system is the most commonly used numbering system.

True

Architect's scales can be read from right to left or left to right, depending on the scale

True

Different drawings are used for each type of electrical circuit,

True

Relays are shown in a normal state on control-circuit diagrams.

True

The symbol for a single-pole switch on a control-circuit thematic diagram is different than for a single-pole switch on an electrical floor plan.

True

Typical information on a lighting plan can include conduit sizes.

True

While IEEE and ANSI standards are used to provide basic symbols, many AE firms add additional symbols as required to provide more specific information on the electrical drawings.

True

With a design/build process, one firm provides facility design, drawings, specifications, and facility construction.

True

A _______ is a sheet-metal or nonmetallic enclosure with a cover that opens to provide access to the conductors inside.

Wireway

A________ is a document that is used to initiate and keep track of changes to the original work.

change order

Thick broken lines are used to indicate wiring that is _________.

concealed in floors or walls

A(n) ______ outlet is a receptacle outlet that is installed for general-purpose use.

convenience

Ladder diagrams are also known as line diagrams.

True

Many electrical drawings, such as wiring diagrams and one-line diagrams, do not have a scale.

True

Many symbols used on one-line diagrams are unique to a one-line drawing.

True