High Rise Office Buildings

Question 0

What years were fire towers required ?

Answer 0

1938- 1968

Some before 1938 had fire towers
Fire towers no longer required after 1968

Question 1

High pressure engines with third stage capability can supply_____
Gpm at ______ psi ?

Answer 1

357 magnum

3rd stage
500 gpm at 700 psi

Question 2

Fusible links in fire dampers will automatically close dampers when abnormal rise in temp how many degrees above the max temp that would normally encountered in the HVAC system ?

Answer 2

50 degrees above the max temp

Question 3

The 1938 building code only requires a manual fire pump in buildings over ______ feet high

Answer 3

250

Question 4

The 1968 building code requires a manual fire pump to supplement the standpipe system in buildings over _______ feet

Answer 4

300 feet

Question 5

Correct order to start building fire pumps using control panel?

Answer 5

1 close knife switch to on position
2 close circuit breaker and power on light will glow
3 push starting button and pump on light will glow
4 move selector level to desired position increasing pump speed which increases pressure

Question 6

Can trucks be a lobby control unit ?

Answer 6

No. Comm ch 2 sec 2.12.3

Question 7

Can engines be assigned as a fast unit ?

Answer 7

Yes

Question 8

Stack effect becomes noticeable in buildings _____ feet or more

Negative stack effects possibility is greatest when the outside temp is above____ degrees F

Answer 8

60 feet

90 degrees
91 or greater

Question 9

Who is specifically responsible besides the IC to ensure that the attack stairway has been cleared of building occupants for at
Least 5 floors above the fire ?

Answer 9

Fire Sector supervisor, fire branch director as well as the IC

Question 10

The lobby control unit is a unit within the ______ section responsible for moving members to and from upper floors

Answer 10

Logistics section

Ics ch 2 add 4

Question 11

What tools does fast truck and cfrd unit bring to fire sector?

Answer 11

The cfrd unit brings cfrd equipment and FE tools. Truck brings regular tools

Note: at high rise mds cfrd unit still brings FE tools but truck now brings a set of elevator keys

Question 12

Where do cfrd and fast unit stage at HRFP office buildings vs HRFP Mds?

Answer 12

At HRFP office buildings they will stage at the fire sector which is most likely the floor below the fire ; conditions permitting.

At HRFP mds if the fire is ABOVE the 6th floor then they will stage at the fire sector usually the floor below the fire floor. If fire on the 6th floor or below go where IC wants u to go.

Question 13

Can 2nd line be used on floor above at HR office buildings?

Answer 13

No, it must be used to:
reinforce first line
Protect first line 
Protect search and evac of fire floor
Contain and confine fire spread and/or prevent fire from wrapping around the core and endangering ops of first line

Note: line can go to floor above at HRFPMDs

Question 14

Where does 2nd truck operate at HRFP office vs HRfPMDs?

Answer 14

HRFP office - 2nd truck stays on fire floor

hRFPMDS- searches fire floor hallway , and then attack stairs for 5 floors above the fire floor

Question 15

Who searches attack stairs in HRFP office buildings ?

Answer 15

3rd truck searches and evacuates floor above as we’ll as the attack stairway for A REASONABLE distance above the fire floor.

Question 16

If height of fire floor requires pressure in excess of 250 psi, who can order higher pressures?

Answer 16

The IC if the following conditions are followed:

• everyone stands clear 50 ft on both sides of the hose line (3” special high pressure hose must ..)
• utilize warning tape, stanchions or utility ropes
• B.C. Designated as high pressure group Supv shall control this op
• audible alert to members, civilians
• supply line secured to substantial object with UTILITY rope
• only special high pressure fittings may be used They are painted white and are noticeably heavier
• maintain 50 ft around engine in all directions

Question 17

When the fire is above the 50th floor (400 psi) or the building water supply is unsatisfactory, it may be necessary to use the third stage of the high pressure engine. Who can order this?

Answer 17

Only the IC. ECCS of high pressure engines must ensure that TETHER security ropes are in place prior to activating the third stage of the pump
Note: engine ops ch 9 states only IC who is a chief officer can order 3rd stage

Question 18

8.3.1 E. 4

Who selects attack stairway at a HROB?

Answer 18

1st Ladder will select the attack stairway with a standpipe that will provide the best attack on the fire
Note: At high rise FPMD, first due engine consults with first due truck to decide which will be the Attack stairway. The stairway need not be one with a standpipe outlet
Note at LRFPMD w/ 2 enclosed stairs, truck off chooses and notifies engine boss, IC