Ch 2

Question 1

NFPA 5000

Answer 1

Building construction and safety code

Question 2

Loads

Answer 2

Forces or other actions that result from the weight of all building materials, occupants/possessions, environment effects,

Question 3

KIP

Answer 3

1,000 LBS

Question 4

Strain

Answer 4

percent of elongation

Question 5

Stress

Answer 5

measured in PSI/PSF

Question 6

Compression

Answer 6

Squeezes a structural member

Question 7

tensile forces

Answer 7

Stretches a member such as a cable

Question 8

Torsional force

Answer 8

Twisting such as a nut on a bolt

Question 9

Dead Load

Answer 9

Weight of the building itself and any equipment permanently attached or built in

Question 10

live load

Answer 10

Loads other than dead load

Question 11

examples of live load

Answer 11

Water in elevated water tank

movable safe

Question 12

Concentration load

Answer 12

Specific large objects

Question 13

impact loads

Answer 13

delivered in short time

Question 14

static loads

Answer 14

applied slowly and remain constant

Question 15

Diaphragm floors

Answer 15

designed to stiffen the building from lateral loads and wind, and earthquakes

Question 16

portal bracing

Answer 16

heavy riveting of girders from top and bottom of frame

Question 17

externally braced buildings are referred to as?

Answer 17

tube construction

Question 18

Vierrendeel trusses

Answer 18

rectangular trusses with very rigid corner bracing

Question 19

Axial Load

Answer 19

Perpendicular to the plane section, straight and true

Question 20

Eccentric load

Answer 20

perpendicular but does not pass through the center section

Question 21

Fire load

Answer 21

total amount of potential energy in the fuel

Question 22

BTU

Answer 22

Amount of heat required to raise a pound of water 1 degree.

Question 23

Kilojoule is equal to?

Answer 23

BTU

Question 24

Wood or paper is estimated to be ____ BTU/Pound

Answer 24

8,000

Question 25

Plastics and combustable liquids are estimated at ___ BTU/Pound

Answer 25

16,000

Question 26

Safety factor of 2 means?

Answer 26

design load is half the tested strength

Question 27

If design load is a 10th=

Answer 27

safety factor of 10

Question 28

Steel used in excavating bracing is _____

Answer 28

Half the tested strength, or safety factor of two, because it is temporary.

Question 29

What is a composite floor made of

Answer 29

Steel and concrete

Question 30

Flitch plate girder

Answer 30

made by sandwiching a piece of steel between two wooden beams.

Question 31

Load carrying capability of a beam increases by?

Answer 31

the square of its depth.

Question 32

Simple Beam

Answer 32

Supported at two points

Question 33

Continuous Beam

Answer 33

Supported at 3 or more

Question 34

fixed beam

Answer 34

two points, rigidly held in place at both points

Question 35

Joist is a _____

Answer 35

Beam made of wood

Question 36

Girder?

Answer 36

Any beam, any material, supports other beams

Question 37

Spandrel girder

Answer 37

Beam carries load on exterior, top of one window to bottom of window above it.

Question 38

Lintel

Answer 38

Spans an opening in a masonry wall

Question 39

Grillage

Answer 39

Closely spaced beams deigned to carry heavy load

Question 40

Column

Answer 40

transmits a compressive force along a straight line

Question 41

Raker is a ?

Answer 41

Diagonal Column

Question 42

Columns loose strength by?

Answer 42

Square of the change in length

Question 43

Rulers Law Columns?

Answer 43

Long thin columns

Question 44

Cross Wall

Answer 44

any wall at right angles

Question 45

difference between panel walls and curtain walls?

Answer 45

Curtain walls are greater than one story

Question 46

Wythes

Answer 46

Single vertical thickness masonry

Question 47

Pilasters

Answer 47

Masonry columns built on the inside surface

Question 48

Wall comumns

Answer 48

Columns of steel, reinforced concrete, or solid masonry

Question 49

Keystone

Answer 49

Last stone set in arch

Question 50

sand Lime mortar was used until?

Answer 50

1880

Question 51

Steel heated to 1,000 degrees elongates ____ per 100ft?

Answer 51

9 Inches