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Flashcards in High Rise Office Deck (31):
0

Churning?

Centrifugal pump is running & no water being discharged

1

Curtain wall bearing or non bearing?

Non bearing

2

Preferred evacuation stairs?

Fire tower; its an enclosed stairway

3

Between '38 & '68 fire tower is required?

True

4

Heavy wgt - medium - lightweight ?

20-23lbs per cubic foot, 10-20, 8-10

5

Fire dampers are found?

Air enters return air shaft from the plenum on each floor & whenever the air flows through fire rated partition

6

HVAC non-circulating mode?

-Open outside supply
-Close mixing
-Open exhaust

7

Auto closure of fire dampers?

Fusible link approx 50F above max temp that would normally be encountered.

8

Fire pumps '38 code; '68 code?

Bld over 250('38); 300(68)

9

Bypass valve is on the __ side of the fire pump?

Discharge side. It should be in closed position -- stem IN. If open turn clockwise to close. You will lose 25% for 8" riser & 45% for 6" with bypass OPEN

10

Fire pump found?

Cellar to subcellar

11

Most high rise bld have two pumps side by side which are connected in __ position?

Parallel

12

Bld fire pumps shall be capable of delivering their rated capacity at a pressure of __ psi at the highest floor outlet?

50psi at highest floor outlet. Relief valve 15 psi above that

13

Strategic operating plan:

1. Determine fire floor
2. Verify fire floor
3. Simultaneously or soon as possible begin process of ctl evacuation
4. Gain ctl of bld systems hvac, elevators
5. Confine/extinguish fire

14

1st officer establishes ICP, if he leaves before 1st Chief- who does he leave?

Preferably 1st lcc

15

Who ensures proper staffing of all elevators?

LCU

16

When should fixed stairwell pressurization systems be augmented?

Should NOT be augmented

17

Natural vertical ventilation ?

W/o the use of fans. **open doors at top & bottom of the stairway once fire is EXTINGUISHED**

18

SAE post:

Floor not serviced by the same bank of elevators as the fire floor & at least 5 floors above fire floor.

19

FSA?

2 floors below the original fire floor

20

3rd ladder HRO:

Take stairs other then attk to floor above.
-determine which stairway to be used by occupants for Evacuation & advise icp
-examine ALL stairs for occupants/smoke
-remove all occupants from attk stair for reasonable distance above fire fl
**If difficulty encountered clearing ATTK stair notify 1st ladder or Fire sector(if established)



21

3rd ladder - when operations are complete on floor above fire, the officer reports to fire sector either ?

Physically or HT

22

4th ladder:

-each member extra cylinder
-go to roof. If elevator serves fire fl take it below & walk - use stair other then ATTACK.
-no roof vent till IC
**primary search top 5 floors
**logical assignment after roof operations is UPPER floors of elevator bank that serves fire floor

23

4th ladder: operate under IC until __ is established?

SAE

24

Greater alarm or special called ladder co after 4th arriving shall rpt to ICP in lobby or if staffed?

LCU. Upon establishment of Staging area outside the bld units will rpt there

25

Staging area mgr will relay info on units available in staging to IC of if when staffed?

Operations chief or LCU

26

1st engine will obtain as much info as possible from FSD or surrogate in regard to ?

-Access stairs serving fire floor
-fire (location)
-evacuation implemented
-elevator status

27

1st engine remain at ICP until ?

Fire floor is verified

28

When does 2nd engine leave fire area?

Hoseline stretched & operating not to deplete air

29

3rd/4th engines?

Operate 2nd line on FIRE FLOOR.
-reinforce position of 1st line
-protect position of 1st line
-protect search/evac of fire floor
-contain & confine fire spread prevent it from wrapping around core

30

Greater alarm engines rpt to. ?

ICP. If staffed LCU. Upon establishment of staging area units will report to staging area OUTSIDE the bld.