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59 Cards in this Set
- Front
- Back
T or F - The chassis is supported at six points while the boom is in operation.
2.1.1 |
True
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To eliminate any possibility of stabilizer support collapse brought about by loss of fluid from a cylinder, what is also provided at each jack and outrigger?
2.1.3 |
Mechanical locks (pins) that must be manually inserted.
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T or F - If apparatus/ground is not level, lower the jacks and outrigger on the high side first, then the jacks and outrigger on the low side until unit is level as possible.
2.1.4 |
False - low side first then high side until unit is level as possible
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Tower Ladders have indentations in the turntable to accept outriggers. This necessitates that?
2.1.8 |
1. Outriggers must be moved clear of the turntable BEFORE operating boom.
2. Boom must be returned to its original position BEFORE outriggers are bedded. |
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If a member commences to set up a Tower Ladder apparatus for an operation and then decides to abort the operation, the member must:
2.1.10 |
1. properly place all outriggers and jacks for operation.
2. return all outriggers and jacks to the pre-setup position. |
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The BOOM assembly consists of ____ box sections which telescope within each other. The first section is ____ and the 3 telescope sections are ______.
2.2 |
1. 4
2. alloyed steel 3. aluminium alloy |
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The basket is constructed of alloy aluminum and has a floor area of approximately ____.
2.3 |
15 sq feet
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T or F - Whenever a tower ladder operation is in progress, the pedestal position must be staffed.
2.4 |
TRUE
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T or F - Operating controls at the basket allow for smoother positioning than the controls at the pedestal.
2.4.1 |
FALSE - smoother positioning from the pedestal
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Master power switch supplies electrical power for?
5 things 2.4.2 |
Master Control Valve, Master Console panel lights, engine start, deadman control, and platform (basket) controls.
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T or F - In the area at the base of the boom and turntable are three sets of manually operated isolation valves, one pair for each hydraulic circuit, raise-lower, extend-retract, rotation. Should one of these 3 control valves malfunction, the isolation valves can be closed leaving the systems inoperable.
2.4.5/2 |
False - the isolation valves for that particular function can be closed leaving the other systems operable.
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The water system hook-up on the tower ladder consists of a _______ gated siamese on the _____ side and a 4-1/2 " inlet on the ______ side.
2.7.3 |
3x3 / left side / right side
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What is the most effective means of communications between the basket and pedestal?
2.8.1 |
The intercommunication system (Intercom)
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T or F - The reference point is always the basket and not the pedestal position.
2.8.2 |
False - It is the pedestal position and not the basket position
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What is the most effective means when emergency operations dealing with strategic action and tactical usage of TL require instant communications between officer in command and members in basket?
2.8.6 |
Have man at pedestal monitor all the Handie-Talkie communications and relay orders or other pertinent information to basket via intercom.
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When shall the intercom system be tested?
2.8.7 |
During DAILY check of apparatus and at initial stages of placing TL into operation.
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Which members can operate on the pedestal?
Member from 170 Member that transferred from 157 to 147 Member from 101 that is an LCC 2.9.2 |
1. yes
2. no 3. yes * Detailed members cannot operate on pedestal unless they are presently assigned to a Tower Ladder Unit or are qualified Chauffeur-Tillerman |
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Generally the apparatus should be parallel to the building. Occasionally the scrub area of the bucket will be reduced by the cab of the apparatus. This condition can be corrected by:
3.1.4 |
By parking the apparatus with the front end angled about 15 degrees from the building line.
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During operations at one and two family private dwellings or any structures with an alleyway between the fire building and an exposure, where should a tower ladder be positioned?
3.1.8 |
Placing the TL turntable in line with the alley affords frontal coverage and also coverage into the alley for exposure protection, extinguishment, rescue, ventilation, search and entry.
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3.1.11
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READ
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If a member(s) leaves basket for search or roof operations, when can the LCC move the boom?
3.1.11 / J |
He shall not move the boom unless members are ADVISED of his intentions and they in turn GIVE APPROVAL or a VISIBLE life hazard should occur.
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KNOW PAGE 14
ALOT OF NUMBERS |
KNOW PAGE 14
ALOT OF NUMBERS |
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A properly positioned TL provides wall coverage from grade level or below, up to a maximum basket floor elevation of _____ (approximately), at the maximum _____ degree angle.
3.2.1 |
70 feet / 75 degree angle
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The basket while touching a point 32 feet horizontally from center of turntable can reach a basket floor elevation of ____.
3.2.2 |
65 FEET
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TL scrub area covers the front of the building ___ ft high and ____ ft wide and will cover a ____ foot frontage on the lower ____ floors of a building.
3.2.3 |
60 feet high / 50 feet wide / 100 foot frontage / lower 3 floors
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TL has a scrub area of approximately ____ sq feet when the center of the turntable is ____ ft from the building wall and cab is at a ____ degree angle from the building line.
3.2.4 |
7750 sq feet / 32 feet / 15 degree angle.
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The basket can also reach points ____ ft below grade.
3.2.5 |
10 feet
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T or F - Apparatus may never be placed on the sidewalk either fully or partially to reach upper levels or to gain better advantage points.
3.2.6 |
False - Sidewalks may be used but verify the condition under the sidewalk and make certain that the stabilizers are on a firm foundation.
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When the center line of turntable is ___ ft 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.
3.2.7 |
25 feet
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Ideal horizontal distance from objectives is ___ ft. At this distance from center line of turntable to building, allowance is made for sidewalks, outriggers and parked vehicles.
3.2.8 |
32 feet
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While ___ ft is the nominal height, the actual working height (the bottom of the basket at its highest elevation) is little more than ___ ft when boom is at the maximum angle of 75 degrees.
3.2.9 |
75 feet nominal height / actual working 70 ft
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T or F - Where trees obstruct operations, it is possible to extend or raise boom through heavy branches. However, retraction or lowering of the boom through branches may present a problem and should not be done.
3.3.3 |
False - Through light branches / and some cutting may be required to retract or lower boom
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Positioning a TL on a hill.
Facing downhill? Facing uphill? Wheres turntable in regard to the objective. 3.4.1 |
1.facing downhill (if possible, should be facing downhill), turntable past the objective.
2. facing uphill, turntable before the objective. *Boom operations will be in the "up-hill" direction |
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Grades up to ____% slope may be treated as level ground.
3.4.5 |
4% slope
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The maximum slope for TL operations has been set at ___% grade by the manufacturer for safe performance of apparatus.
3.4.6 |
15 % grade
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Winter Ops. - Boom shall be raised to ___ degree angle, drains of waterway and the gated inlets opened to drain system of water. On bedding of boom the drain plugs on waterway around base of platform shall be removed to insure entire system properly drained.
3.5.5 |
60 degree angle
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Operation of portable ladder from basket. Equipment?
3.6.4 |
TL / 20 ft portable ladder (preferably a combo ladder) / Life belt or Personal harness (each member in basket) / 15 feet of 1/2" rope fitted with hose strap at one end
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When securing ropes during this evolution what do we not tie off to?
3.6.4 / notes 5 |
Ropes shall not be secured to Tower Ladder gates or railings.
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When performing this operation during drills or training sessions, the TL basket shall be raised to a position _______ ft above the ground.
3.6.4 / notes 10 |
2 or 3 feet above the ground
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T or F - TL Officer directs placement of apparatus and oversees set-up for initial boom operations.
3.8.1 |
FALSE - directs placement of apparatus HOWEVER, is area of responsibility (inside fire bldg) must not be neglected.
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When the TL is used for ventilation at a flat roof bldg what equipment is placed in the bucket?
4.1.2 |
Axe / Halligan / Power Saw / 6'Hook / LSR
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T or F - When operating on a flat roof of questionable stability, with hand tools or power saw, full use of the Personal Harness and LSR shall be used to limit travel of operator of tool to a radius of no more than 15 feet from basket.
4.1.4 |
False - radius of 10 feet
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READ 4.3 - Utilization of POWER SAW from basket
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READ 4.3
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Using the power saw from the basket, start the saw in the basket, have one foot on the roof and the other in basket. Make 1 st cut _____________.
4.3.1 / B,C,D,E |
First cut parallel to ridge pole.
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Rescue and Removal procedures.
Initially the basket is elevated to a point where the ____ railing of the basket is level with the ______, or level with the top railing of the fire escape. 5.1.2 |
middle railing / window ledge
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To facilitate removal of incapacitated or obese victims, position the ____ basket rail level with the _______ or top rail of fire escape.
5.1.2 B |
Top basket rail / window ledge
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T or F - Only the IC of operations may order the use of TL streams.
6.1.1 |
False - The Officer in command of operations.
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When fire building is heavily involved on several floors, heavy stream delivery should generally start where?
6.2.2 |
Start at the lowest level and work upward, effecting a quick knock-down on the way up to top floor and/or cockloft area, in order to protect members operating in the basket at the highest level.
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T or F - Positioning the nozzle close to and low in the window will insure: Operation into the cockloft, work stream from party wall of most severe exposure toward center of building then from party wall of other exposure toward center of building.
6.23 A |
TRUE
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Can the Boom be extended INSIDE a building via a large window or other opening?
6.3.1 How is this operation executed? 6.3.1 |
YES - Nozzle of the TL can be locked in position, personnel removed from basket, and basket extended into building directing stream by maneuvering boom.
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Can a TL be moved while being supplied with lines from a supply pumper?
6.5.1 |
YES - When distance is short and sufficient slack is in the line, TL can be moved without disconnecting lines if adequate manpower is available. TL shall NOT be moved with BOOM in raised position. Water is NOT shut down at the TL siamese, but at the supply pumper.
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What is the best source of water supply to a TL?
6.6.1 / A |
A satellite water unit
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Supply water to base of TL at _________ psi.
6.6.1 / B |
200-250 psi
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The relief valve of TL should be set at ______ psi?
6.6.1 / C |
250 psi
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Relay pumper adjacent to TL should have in excess of ____psi intake pressure with water flowing . In this way, the relay pumper can operate in volume position and still deliver close to 250 psi.
6.6.1 / G |
80 psi
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6.7.5 - Jumping out of P.T.O
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P.T.O
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When overhauling, the _____ of the basket railing should be positioned slightly below work area.
7.1.2 |
Top of the basket railing.
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Boom shall NOT be used in the following 3 instances:
7.1.5 |
* To force timbers or cornices back into building or onto roof
* To pull or push objects * As a derrick |
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During overhaul stage in buildings where the stability of stairways is questionable, or stairs are missing, severely damaged or obstructed, what is an option using the TL to wash down safely?
7.1.8 |
Interior hose line placement on various floors may be accomplished by use of the TL. Use ONE length from the Stang of TL.
*Water supply must be controlled at TL siamese or pumper and nozzle left cracked open until waterway of TL is drained on completion of the operation. |