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Masters Test > Brannigans > Flashcards

Brannigans Flashcards

1
Q

Fire is defined as (brannigans)

A

Rapid oxidation reaction that produces heat and visible light

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2
Q

Autoexposure

A

Vertical spread from one floor to the floors above

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3
Q

Compartment fires (brannigans)

A

Incipient
Free burning
Flashover
Smoldering/decay

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4
Q

Neutral plane

A

Interface between the hot ceiling layer and the cooler air flowing into the compartment

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5
Q

Entrainment

A

Fresh air drawn into the fire from doorway

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6
Q

Flow path

A

Movement of hot fire gases/smoke from high pressure to low pressure

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7
Q

Aluminum melts at ___ and loses strength at ___

A

Melts at 1200 degrees
Loses strength at 350 degrees

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8
Q

Standpipe sister classes 1-3

A

Class 1 2.5 inch connection for ff

Class 2 standpipe provides 1.5 for building occupants or fire department

Class 3 1.5 inch AND 2.5 inch connections

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9
Q

Class 1 and 2 must provide ____ gpm at ___ psi

A

250 gpm at 100 psi

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10
Q

Heavy timber

A

Lumber that is 8 in or more in its smallest diameter

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11
Q

Joists

A

Floor beams

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12
Q

Legacy construction

A

Use of solid wood members instead of lightweight trusses and I beams

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13
Q

If co ppm X duration (minutes) = ____ or greater it is dangerous

A

33,000

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14
Q

Joist vs truss

A

Joist supports floors
Truss supports roof

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15
Q

Firestop vs draft stop

A

Firestop limits vertical movement
Draft stop limits horizontal movement

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16
Q

Fitch plate girders

A

Steel plate sandwiched between two solid sawn wood joints

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17
Q

6 types of type 5 wood frame structures

A

Log cabins, post and frame, balloon frame, platform frame, plank and beam, truss frame

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18
Q

Sole plate

A

Horizontal wood framing member at base of stud wall that studs are attached to

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19
Q

Chamfered column

A

Beveled corners

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20
Q

Heavy timber (type 4)

A

Can be Masonry load bearing walls and wood structural members

21
Q

Chamfered column

A

Heavy timber column cut at an angle on each corner to make it more difficult for fire to ignite

22
Q

Ordinary construction (type 3) (legacy)

A

Brick and wood joisted construction (masonry exterior walls with combustible frame member)

Masonry bearing walls with wood joists used as simple beams spanning from wall to wall

23
Q

Girder

A

A beam supporting another beam

24
Q

Cantilever walls

A

Precast concrete walls, unsecured at the top, dependant on roof for stability

25
Q

Wythe

A

Vertical section of wall one brick or masonry unit thick

26
Q

Lintel

A

Carry weight above an opening

27
Q

Fire cut

A

End of beam cut at an angle so beam can fall out of the wall

28
Q

CO flammability range

A

12.5-74 percent
Ignition temp 1128

29
Q

Masonry buildings with spans greater than ____ ft must have interior bearing walls

A

25 ft

30
Q

Type 2 (noncombustible)

A

Unprotected steel frame
1-3 stories max of 12 stories

31
Q

Substantial elongation of steel ____ degrees

A

1000 degrees

32
Q

Steel completely fail

A

1300 degrees

33
Q

Cold drawn steel for tensioned concrete or excavation tiebacks can fail at ____ degrees

A

800 degrees

34
Q

Four types of steel structures

A

Unprotected

Dynamically protected

Passively protected

Passive/dynamic combination protection

35
Q

Purlin

A

Horizontal structural member in a roof (at right angle to trusses)

36
Q

Rakers

A

Diagonal columns that brace entire structure

37
Q

Spandrel space

A

Distance between top of one window and bottom of the window above it

38
Q

Transfer beam

A

Used to laterally relocate vertical loads of columns

39
Q

Problems with concrete construction

A

Collapse during construction

Fire during construction

Fire in completed buildings

40
Q

Ally columns

A

Steel pipes filled with concrete

41
Q

Monolithic construction

A

All concrete in a building is properly bonded together

42
Q

Steel has ____ times more compressive strength than concrete

A

15 times

43
Q

Complete loss of prestress for prestress concrete ____ degrees

A

800 degrees

44
Q

Benefits of ___ construction is that it lacks inherent voids

A

Type 1

45
Q

Two basic types of concrete construction

A

Cast in place, precast

46
Q

Strands (Also referred to as cables or tendons)

A

High strength cold drawn steel cables used to apply tension to concrete

47
Q

Pv roof panel (module)

A

Contains many semiconductor cells
Group of modules is an array

48
Q

If sun is shinning pv panels will be energized t or f

A

T

Masters Test (10 decks)

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