CMT 1150 Quizlet #5

Most architects use the letter A to indicate _______________ drawings, S to indicate ______________ drawings, C for ______, and so on

Architectural, Structural, Civil

CUH

Cabinet unit heaters

What page contains the index

Cover sheet

The __________ (metal gate) closes off the duct if it gets hot in a fire

Damper

DWV

Drain Waste Vent

The ________ _______ includes the number of the drawing and the drawing title.

Drawing Index

A large structural steel frame might require as many _________ ______________ (sometimes called shop drawings) as structural drawings

Fabrication Drawings

FCU

Fan Coil Unit

The type of weld used most often in structural steel for construction is called a _____ weld and is indicated by a _________

Fillet; triangle

Greater strength can be achieved by building the masonry wall with reinforcement bars in the cores of the masonry units, then filling those cores with concrete. Concrete used for this purpose is called _____.

Grout

What are beams?

Horizontal structural supports

Steel is made by alloying small amounts of carbon and other elements with ______

Iron

______ are intermediate beams and are supported at their ends by the girders.

Joists

_______ are the beams that support the weight above an opening, such as a door, window, or nonstructural panel

Lintels

The identification of the manufacturer being used to establish the specific design requirements needed to aesthetically and functionally light the various rooms or areas

Make

Standard dimensions for structural steel shapes are published in the American Institute for Steel Construction (AISC) ________ __ ________ __________

Manual of Steel Construction

The label used to indicate a fixture type

Mark

In light-frame construction of small buildings, it is customary for callouts on the drawings to label the material used. On larger projects, however, it is common for a ________ _______ __________ to be used so that the drawings themselves are not cluttered by excessive notation.

Material keying system

long poles or steel members that are driven into the earth to support columns or other grade beams

Piles

_____ _____ lines indicate exposed wiring.

Short dash

To comply with the National Electrical Code®(NEC®), the service entrance section may have up to, but must not exceed _______ main disconnecting units (switches or circuit breakers).

Six

Field Weld. Symbol

Small flag at the break of the arrow of the welding drawing

_____ ________ are often used in commercial installations when the raceway (conduit) is to be exposed (surface mounted)

Solid lines

It is easy to spot the pipes on the heating plan. A _______ line indicates supply pipes, and a _______ line indicates return pipes.

Solid; Dashed

Generally, continuous wall foundations are similar to those for smaller buildings. They consist of a ______ footing that supports a continuous concrete wall.

Spread

T/F Most larger commercial buildings are too large to employ the same construction methods as those used with homes and smaller buildings and have different architectural styles than they do

True

T/F The mortar in masonry joints is especially poor at resisting the forces that tend to pull it apart, such as a force against the side of a wall or a tendency for the wall to topple

True

T/F When working on projects that are based on a structural grid, and that is nearly all large buildings, it is vital to understand the grid and to be able to identify it quickly on the drawings.

True

T/F the storm drain and the sanitary drain are separate systems

True

A ________ ____________ is so named because it usually shows the path of wiring or raceway from one level of a building to another and because the wiring rises from one floor to the next.

riser diagram

Detail key

round indicator with a line and a flag

A ______________ __________ ___________ is a drawing that uses symbols and lines to show how the parts of an electrical assembly or unit are connected

schematic wiring diagram

If the column does not rest on the center of the footing, the footing may _______ due to the uneven pressure on the soil below

tip

CFM

Cubic Feet Per Minute

Four basic Methods of showing electrical circuits are

Plan views Single-line diagrams Riser diagrams Schematic diagrams

___ _________ ________ is the complete symbol, including arrow, reference line, and any information added to it.

The welding symbol

Section view indicator

circle with triangle depiction where the section is.

how are Most grid lines are labeled

1-9 and A-F

When hot water or steam is used to transport the heat to the occupied space, two pipes are required: one to supply the hot water or steam and one to return the cooler medium to its source

THATS A FACT

T/F In most commercial construction, the foundation system is composed of spread footings and stem walls and pads that act as footings under columns

True

T/F Most commercial buildings are heated by burning fuel (natural gas or fuel oil) and distributing the resulting heat in the form of warm air, hot water, or steam.

True

t/f The lower side of the reference line is called the arrow side. Any information, such as the type of weld, that is shown below the reference line applies to the side of the assembly to which the arrow points

True

What are columns?

Vertical structural supports

Elevation key

a triangle pointing to the area the elevation will show

The ____________ _________ ______ of a building shows all the exterior walls, interior partitions, windows, doors, stairs, cabinets, and so on along with the location of the electrical items and their circuitry

electrical floor plan

The _____________ supports the loads (weight) imposed on the superstructure and spreads those loads over a large enough area so that the earth can support it uniformly

foundation

The largest beams, called ________, attach to the columns

girders

Columns are located by ____ _____ through their centers.

grid lines

Several of the schematics with the School Addition show connections to wires labeled G, N, and H. These stand for what?

ground, neutral, and hot

Heating, ventilating, air conditioning, and plumbing are often referred to as the ______________ systems.

mechanical