Chapter 7 Review Questions

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Brick

A

Duplex receptacle

A

Water closet

A

Computer data outlet

E

Grease sperator

E

Insulation

E

The arrow on a cutting plane reference indicates the direction of sight for the section.

T

Three-way switch

B

Urinal

B

Disconnect switch

G

Vent

G

Wood trim member

G

Electrical motor

H

Gas line

H

Steel

H

Emergency battery pack with charger

I

Handicapped lavatory

I

Shingles

I

VA = 7200 VA; V = 240 V. Find I.

I = 138

Concrete masonry unit

J

Safety valve

J

Weatherproof switch

J

When a standard set of prints is utilized on several similar projects, architects show a variety of options and features that may or may not be used on a particular project.

T

Wood members are pressure-treated to resist decay.

T

I = 15 A; VA = 1800 VA. Find V.

V = 150

I = 20 A; V = 120 V. Find VA.

VA = 1920

A(n) _____ line is the lower horizontal portion of a curb in which stormwater flows.

flow

_____ runs are electrical conductors that extend from the power source to the point of use.

home

A(n) _______ drain is a waste pipe that does not connect directly to the drainage system but discharges into a floor drain or floor sink directly connected to the drainage system.

indirect

________ duct connectors minimize vibration and reduce sound transmission between HVAC equipment and the structure.

isolation

A(n) _____ is a short wall that surrounds a flat roof to conceal mechanical equipment mounted on the roof.

parapet

A room finish ______ indicates the finish materials to be applied in each room of a building.

schedule

A(n) ________ is an opening in a wall that allows rainwater to drain into the downspout and stormwater drainage system.

scupper

____ walls provide additional structural support to prevent building failures under unusual loading such as earthquakes or wind stroms.

shear

A(n) ______ dimension locates a particular feature in relation to another feature.

size

_________ glass is nonshattering glass that has high impact resistance.

tempered

Stormwater and sanitary sewer piping, and electrical, telephone, and natural gas service are shown an a(n) _____ plan.

utility

The NEC permits no more than 13 general-purpose outlets to be connected to a(n) ____ A circuit.

20

Bronze & brass

B

Concrete

C

Pushbutton

C

Water heater

C

Earth

D

Hose bibb

D

Outdoor pole mounted fixture

D

____ receptacles are identified using a standard receptacle symbol and the letters WP.

waterproof

A 1% slope is equal to 1¨ vertical drop for each 10´ of horizontal distance.

F

Above-grade soil and waste piping

F

An air diffuser is a return air duct for an exhaust system.

F

Anchor bolts are used to secure gypsum board to wood or metal studs.

F

Rough wood member

F

Split-wired triplex receptacle

F

Installation of electrical equipment must conform to all local codes and the _____.

NEC

A construction joint is a groove made in a concrete slab to create a weakened plane and control the location of cracking.

T

A site benchmark is commonly a USGS datum.

T

An engineer is required to finalize standard drawings for local conditions and codes.

T

Pavers are installed over a sand or gravel base.

T

A(n) _______ bonding agent is applied between an asphalt curb and topping pavement to prevent water penetration that could deteriorate the curb structure.

asphaltic

A(n) ________ preventer in a water supply line protects the water supply from contamination by undesirable substances entering the water supply system.

backflow

A raised earth embankment is a(n) _____.

berm

A(n) ______ is a concrete-filled post that protects buildings from vehicular damage.

bollards

A(n) _____ joint separates structural support, such as posts, from surrounding concrete slabs.

columns

Emergency lighting circuits cannot be routed to the same _______ supplying illumination for required lighting.

conduit


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