Tower Ladders Flashcards
(48 cards)
The basket while touching a point___feet horizontally from the center of the turn table can reach a basket floor elevation of ____ feet.
32’ horizontally
basket floor elevation of 65 feet.
3.2.2
FFP Ladder OPS:TLs
A properly positioned TL provides wall coverage from grade level or below, up to a maximum floor level of___’ , at the maximum ___ degree angle.
Floor elevation of 70’
at the maximum 75 degree angle.
FFP Ladder Ops:TL’s
TL Scrub area covers the front of the building ___ feet high and ___ feet wide, and will cover a ___ foot frontage on the lower ___ floors of a building.
60 feet high 50 feet wide 100 foot frontage lower 3 floors 3.2.3
TL has a scrub area of approximately ____ square feet when the center of the turntable is ___feet from the building wall and cab is ___ degree angle away from the building line.
7750’
32’ from building
15 degree angle
3.2.4
The basket can reach ___ feet below grade.
10 below grade.
3.2.5
Apparatus may be placed on the sidewalk either fully or partially to reach upper levels or to gain better vantage points. What must be done prior to doing this?
Verify the condition under the sidewalk and make certain that the stabilizers are on a firm foundation.
3.2.6
When the center line of turntable is___ feet from a building, there will be sufficient room for basket to be dropped below the horizontal with the boom perpendicular to the side of the apparatus.
25 feet from a building.
3.2.7
Ideal horizontal distance from objectives is___ feet. At___feet from the center line of turntable to building, allowance is made for sidewalks, outriggers, and parked vehicles.
32 Feet
32 Feet
3.2.8
While 75 feet is the nominal height, the actual working height (the bottom of the basket at its highest elevation), is little more than___feet when the boom is at the maximum angle of___dgrees.
little more than 70 feet
maximum angle of 75 degrees.
3.2.9
Positioning apparatus ____ to the direction of the slope so that the operations will be in the “_____” direction’
Parallel to the direction…
“Up Hill” direction
3.4.1
If possible, apparatus should be facing____, e.g., if facing___, turntable____ the objective. If facing____, turntable____ objective.
should be facing “DOWN-HILL”
if facing DOWN-HILL turntable PAST the objective.
If facing uphill turntable before objective.
3.4.1
Sudden___and____ should be avoided under___operatiing conditions.
STARTS and STOPS
under ALL operating conditions
3.4.4 note
Grades up to ___ % slope may be treated as level ground.
Grades up to 4%
3.4.5 Note
The MAXIMUM “slope” for TL operation has been set at___% grade by the manufacturer for a safe performance of apparatus.
15% grade…
3.4.6
A difference of slightly over ___ feet from front to rear of apparatus approximately___% slope.
5 1/2 feet
15% slope’
3.4.6 note 2
On taking up, boom shall be raised to a ___degree angle, drains of waterway and the gated inlets opened to drain system of water.
raised to a 60 degree angle.
3..5.5
What size of portable ladder is used when placed in the basket of a TL?
20 foot Portable Ladder (preferably a combination ladder) A 25’& 35’ can be used with great difficulty.
3 FFS maximum in bucket.
with 15’ of 1/2” rope fitted with a hose strap hook at one end.
This rope passes thru the 6th rung’
3.6.4A
When used for ventilation purposes what MUST be placed in the bucket?
- Axe
- Halligan
- Power Saw
- 6’ hook
- LSR
- 1.2
Personal Harness & LSR shall be used to limit travel of operator to a radius of no more than___feet from the basket.
No more than 10 feet from basket.
4.1.4
This is done how?
LSR with a bowline 15 foot loop and personal harness tied to a substantial part of basket.
4.1.4
T/F
saw is started in basket and then held outside the basket. It shall be kept outside basket until shut off.
TRUE
4.3.1 B.
Initially the basket is elevated to a point where the ___ railing of bucket is level with the window ledge, or level with the top railing of the fire escape.
MIDDLE RAILING
5.1.2
To facilitate removal of incapacitated or obese victims, position the___basket rail level with the window sill or top rail of fire escape.
position the TOP rail
5.1.2 B
To expedite placing basket at window, place apparatus ____ to the objective so that the_____is in line with the window or target.
parallel to the objective
basket is in line
5.1.4
