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MULTIPLE DWELLINGS > General Guidelines/OLT > Flashcards

General Guidelines/OLT Flashcards

1
Q

Fire in OLT/NLT, special call an extra Engine and Truck for fire …?

A

TWO FLOORS

progress not made on at least ONE floor in short period of time—transmit 2nd ALARM

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2
Q

Fire in shaft , extending into an EXPOSURE…

A

TRANSMIT A 2ND ALARM

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3
Q

Fire extending into 2 exposures…

A

transmit 3rd alarm

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4
Q

Most cases, FIRST line stretched via interior stairs, exception?

A

FLAME (NOT SMOKE) issuing from windows onto fire escape AND endangering people coming down

  • -1ST LINE can be operated from street
  • 2nd line promptly stretched to the interior of building
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5
Q

Purpose of first line…

A

protect primary means of egress for occupants evacuating building, safeguard stairway

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6
Q

Tower ladder and Aerial should NOT be tied up by stretching lines up them…

A
  • -hoselines NOT operated into ventilation holes (Taxpayer says YES)
  • A ROOF LINE should be used to prevent fire from extending past a trench , protection of exposures or to reach fire that cannot be reached from below.
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7
Q

Second hoseline…

A

backup FIRST, IF NOT NEEDED, floor above

3rd line usually stretched via fire escape or window (bottle stretch) (especially true in OLT’S –NARROW STAIRWAY)

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8
Q

In some cases 2nd or 3rd line may be urgently needed in one of the exposures..decision rests with …

A

IC

VENTING; all horizontal vent of fire are controlled by LCO inside area to be vented
-windows’s opened 2/3 from TOP..1/3 from BOTTOM
(tolerable smoke condition and very little heat, and windows cannot be opened , leave intact)

**no material thrown out of windows unnecessarily, a member ALWAYS posted in yard or street below…examination of yard made before discarding any material into the yard…NO MATERIAL THROWN ONTO ROOFS OF BUILDING SETBACKS OR IN NARROW SHAFTS

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9
Q

Top Floor fire or cockloft fire, many FF’s with hooks…

A

SPECIAL CALL LADDER or use ENGINE COMPANY

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10
Q

First OFFICER inside fire building, let iC KNOW?

A

-manner in which floors and apartments are designated –NUMericALLY /ALPHABETICALLY

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11
Q

Gas meters…

A
  • usually in cellar, but may be found in APARTMENTS and public hallways
  • gas piping not permitted to pierce or run into stair enclosures, in a shaft CONTAINING a standpipe riser or public hallways leading to EXITS., includes vertical and horizontal piping.
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12
Q

Gas meter burning, allow to burn until gas is shut off…

A

Combustible material near the burning meter should be wet down while waiting for gas to be shut off.

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13
Q

Fog lines used for venting gas (conflict gas bulletin)

A

-leak or break in piping diminished by stuffing rags

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14
Q

Only IC may order outside stream…

A

may be first arriving officer

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15
Q

Except in EXTREME life saving instances…

A

members in building must be warned and moved to safe location before OUTSIDE streams are directed into building
-verify by RADIO or personal contact by IC

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16
Q

Engine companies with lines in exposures can extinguish a great deal of fire in the fire building by OPERATING ACROSS A SHAFT…

A

MUST HAVE IC PERMISSION

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17
Q

CELLAR FIRE…

A
  • -first line stretched to cellar entrance door inside building, IF there is outside entrance, this line should NOT be advanced down stairs, UNLESS FIRE IS MINOR (OR NOT OUTSIDE ENTRANCE )
  • 2ND LINE –into cellar by way of front or rear entrance (first line remain at inside cellar entrance)
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18
Q

Store fire…

A

1st line (2 1/2” line FOR LARGE VOLUME FIRES) to store and 2nd line to entrance hallway (if not needed, stretch to floor above)

Stores in OLT’s may have door which opens into the public hallway on the first floor…this first floor hallway should be examined immediately

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19
Q

Stairway Fire…

A

1st line–stretched up stairway, operated, shut down, advanced (possible, line should be operated up well hole) until top floor is reached–2nd line follow to finish extinguishment and protect members on first line..

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20
Q

Portable ladders placed over weekend, burnt out stairs to gain upper floor access…

A

PORTABLE LADDERS (not straight)

21
Q

Cockloft in OLT’s much SMALLER than NLT

A

fire in cockloft , notify IC IMMEDIATELY

22
Q

FIRE in SHAFT..

A

–HOSELINE stretched to NEAREST POINT from which water can be directed onto fire in shaft

–fire in rooms in the vicinity of shaft–KNOCKDOWN fire in room, than knockdown shaft fire, then continue through apt.

23
Q

Collapse of floors in OLT;S …

A
  • usually not a problem (shorter spans of floor beams, 25’)

- floor beams supported by masonry walls, generally provided with FIRE CUTS

24
Q

indications of collapse…

A
  • -sagging floor
  • floor creaking
  • plaster ceiling falling
25
Q

SRO’s…

A

-individual rooms /bathroom and kitchen shared
-each individual room equipped with lock/some have padlocks on outside..padlocked door may have occupant inside
-layout must be arranged so that each occupant has two means of egress without going through another’s room..(stairs and fire escape)
-SPRINKLERS required in each room AND stairway
also INTERIOR FIRE ALARM/exit light and signs

26
Q

Party Wall balconies…

A
  • do not have ladders
  • connected TWO or more buildings
    problems: - no roof access
  • no floor to another access
  • no hose line stretch
  • ROOF FF should inform IC of presence of PARTY WALL BALCONIES
27
Q

Rear Tenements…

A
  • usually necessary to go through front of building
  • small in area, frame or non-fireproof/2-5 stories
  • distance forint building and rear varies–10-25 feet
  • usually NOT visible from street
  • portable ladders carried through hallway of front building or raised over front building
  • BRIDGING may be required for roof ventilation
  • difficult to use outside streams/may need to operate outside stream from front building window into vacant rear tenement
28
Q

H type…

A
  • (“U”, “V”, “O”)/DOUBLE “E”
  • larger apt./longer hallways
  • living units located in vertical lines of letter “H”
  • elevator and entrance lobby in ‘THROAT”
  • EXTERIOR WALLS-brick
  • floors/roofs/interior framing…WOOD
  • columns and girders UNPROTECTED steel
29
Q

STEEL …(H type)

A

-when heated, expands–elongation can occur at fire–causing wall to bulge, move, or even collapse
-steel columns–CHANNEL RAILS–may extend from FIRST FLOOR to ROOF SPACE OR COCKLOFT, spreading fire and heat.
–steel girders–HORIZONTAL –I BEAMS
COCKLOFT space, between top floor ceiling and underside of roof boards–maybe be subdivided by fire stopping , but this is sometimes DEFECTIVE.
–heavy fire in cockloft, expect a partial collapse of INVERTED ROOF (2x4’s will burn away faster)

30
Q

Stairs in H type …

TRANSVERSE …

A
  • -located remote from each other
  • can TRANSVERSE on ALL FLOORS via public hallway
  • TREMENDOUS ASSET
31
Q

WING STAIRS…

A
  • -one or two located at front and rear of each wing
  • floor landing leads to public hall, which will join other stairs in that wing (if two are present)
  • public hall will NOT transverse to other wing
32
Q

ISOLATED STAIRS…

A
  • -identified by their individual entrance
  • floor landings limited space and ABSENCE of public hall
  • access limited to the apartments served by the stairs, NO access to other wings, hoseline operations are confined to their limited area.
33
Q

Channels Rails

A
  • vertically from foundation to cockloft
  • NOT FIRE STOPPED
  • about 1 square foot, sometimes larger for utilities and piping
  • -area where lath has been burned must checked for Channel Rails, if found, check for extension ABOVE AND BELOW
34
Q

PIPE RECESS…

A

HOT to touch/NOTIFY IC and TOP FLOOR EXAMINATION

35
Q

FIRE FLOOR and Floor above…

A 
-FIRE SECTOR (Fire sector supervisor)
floors above (two floors above fire floor/floor above sector)
36
Q

Fire escapes found on ..(h type)

A

one, two or all sides of building
-some have goosenecks
goosenecks not found on street side fire escape or street side courtyards

-CELLAR CEILING is fireproof construction
entrance to cellar (exterior stairs)

37
Q

before a line is “committed” in an H type, must know…

A

EXACT LOCATION OF FIRE

  • every effort must be made to get the FIRST LINE IN OPERATION…ALL AVAILABLE ENGINE COMPANIES SHULD BE USED TO STRETCH FIRST LINE
  • instead of stretching around elevator shaft, it is much easier and faster to use a rope to pull up hose line..
38
Q

Aerial ladders should NOT be positioned to block off entrance to courtyard (h type)..should be left for …

A 
TOWER LADDER
(IF TL is being used for extinguishment, direct it at windows in THROAT first, then advance toward front of building.
39
Q

When conditions indicate roof ops (h type), top floor fire, shaft fire, two floors, heavy…

A

Aerial may initially be raised to the roof for rapid ascent of roof man and ov man.( primary means is winged or isolated stairs in same building or any adjoining building stairway)

40
Q

Medium fire in H type (anticipated 2 lines used

A

special call ENGINE and LADDER

41
Q

TWO FLOORS of fire or extensive COCKLOFT FIRE(h type)..

A

NECESSARY 2nd alarm

42
Q

Standing in front of H type…starting with your extreme left…

A

A, B, C, D…left to right

43
Q

1st line/2nd line H type STORE FIRE…

A

first line to store

2nd line backup first, obvious first line can control store fire, go to floor above

44
Q

Cellar ceiling (h type)

A

CONCRETE/2 HOUR FIRE RESISTANCE RATING

45
Q

TRENCHING…

A

-defensive operation
-trench may be cut , but NOT opened until there is an adequate vent opening directly over the fire
-PRECUT, but not pulled
-2 or more inspection holes cut on FIRE SIDE of trench, when fire reaches inspection holes, trench is pulled
-atleast 3 FEET WIDE, wall to wall or other suitable fire stop, such as stair or elevator bulkhead
-at least 20 FEET from initial vent hole
-narrowest available roof section, taking advantage of bulkhead structures, outside walls, skylights..
DO NOT depend on fire walls
-if fire is heavy and trench cut appears doubtful to stop spread of fire, cut a second trench
-keep ALL PERSONNEL OFF ROOF ON FIRE SIDE of trench
-charged HOSELINE ON ROOF TO PROTECT MEMBERS AND TRENCH Opening, may operate into trench , sweeping side to side motion.
-absence of fire showing at trench is NO GUARANTEE that fire has not extended across this cut.
-large hole must be cut over main area of fire

46
Q

What is most probably point of vertical extension (h type)>

A

VERTICAL STEEL CHANNELS(channel rails)

  • sometimes located in walls of closets
  • fires in channel rails necessitate opening up above and at the top floor ceiling to check for extension into the cockloft
47
Q

Officer of first ladder , IF SECOND LADDER IS NOT ON SCENE, should send members to floor above , DIRECTLY OVER FIRE..feel for hot spots..

A

if hot spot is found, make a small inspection hole, if fire is found notify IC and IMMEDIATELY GO TO TOP FLOOR to check termination point and extension to cockloft

48
Q

FIRE ESCAPE IN THROAT…often means?

A

spans the firewall and indicates TWO separate apartments

-one apt. may span a firewall and have two interior exits

49
Q

When fire partition is found?

A

must be checked to be sure it is carried to the FRONT AND REAR FIRE WALLS

MULTIPLE DWELLINGS (7 decks)

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