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Undeleted > EVOLUTIONS 21/21A - WATER TOWER > Flashcards

EVOLUTIONS 21/21A - WATER TOWER Flashcards

0
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
OPERATION

What is the proper angle of aerial ladder in water tower evolution?

A

Ladder at a 70 degree angle from ground

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1
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
OPERATION

What is the correct apparatus distance from the building and where is the turntable position for maximum coverage?

A
  • apparatus at proper position, 25’ to 35’ from building

- turntable centered for maximum coverage of stream.

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2
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
OPERATION

Where is the correct positioning of the ladder pipe?

A

Two top rungs of aerial ladder

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3
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
OPERATION

Where does each halyard get attached in regards to the ladder pipe?

A

Attach halyards to the nozzle and handle

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4
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
OPERATION

What is the maximum nozzle pressure?

A

90 psi

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5
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
NOTES

Who controls horizontal movement of the water tower?

A

Horizontal movement is controlled by turntable movement by Chauffeur

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6
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
NOTES

Who controls vertical movement of water tower pipe?

A

Vertical movement of pipe is controlled by halyards.

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7
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
NOTES

Maximum extension of fly ladder (tip to ground) with 1 1/2” tip, and under extreme conditions, is ________.

A

Maximum extension of fly ladder (tip to ground) with 1 1/2” tip, and under extreme conditions, is 80’.

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8
Q

EVOLUTION 21 - METAL AERIAL AS A WATER WATER TOWER
NOTES

When do you extend or retract the ladder?

A

When water is shut down

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9
Q

EVOLUTION 21A - REARMOUNT AERIAL AS A WATER WATER TOWER
OPERATION

What is the proper positioning of a REARMOUNT aerial ladder when setting up the water tower?

A

Place apparatus 25’ to 30’ from building with turn table centered for maximum coverage.

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10
Q

EVOLUTION 21A - REARMOUNT AERIAL AS A WATER WATER TOWER
OPERATION

What is the set up of the halyards for a REARMOUNT ladder water tower operation?

A

Halyard is wound double from the middle on reel, with a snap clip on each end, so arranged that the both ends unwind simultaneously.

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11
Q

EVOLUTION 21A - REARMOUNT AERIAL AS A WATER WATER TOWER
OPERATION

In a REARMOUNT aerial water tower operation, if the ladder is to remain in a fixed position, where are the halyards tied?

A

Halyards shall be tied to turntable when ladder pipe is to remain in a fixed position.

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12
Q

EVOLUTION 21A - REARMOUNT AERIAL AS A WATER WATER TOWER
OPERATION

Maximum extension of ladder with 1 1/2” tip is _____ feet. Maximum pressure on nozzle is _____ psi for a solid stream nozzle.

A

Maximum extension of ladder with 1 1/2” tip is 80 feet. Maximum pressure on nozzle is 90 psi for a solid stream nozzle.

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13
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

What type of water shall never be used in drills?

A

Salt water shall never be used in drills.

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14
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

When it is possible to jack knife the truck, it is recommended that?

A

When it is possible to jack knife the truck, it is recommended that it be jack knifed with the cab facing the curb closest to the fire building.

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15
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

When the street has a severe crown, allowances must be made to insure ladder angle does not exceed ___________ degrees.

A

70 degrees

When the street has a severe crown, allowances must be made to insure ladder angle does not exceed 70 degrees.

16
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

The portable ladder pipe is clamped to the ________________________________ of the aerial ladder.

A

CENTER OF THE TO TWO RUNGS OF THE TOP SLIDING SECTION

The portable ladder pipe is clamped to the center of the two top rungs of the top sliding section of the aerial ladder.

17
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

Where is the hose strap attached?

A

The hose strap is secured just below the swivel of the ladder pipe, taking care to attach it only to the top sliding section.

18
Q

EVOLUTION 21/21A - ADDITIONAL NOTES

If for any reason the flow of water is suddenly shut off, the ladder will be subjected to severe structural stresses and strains; therefore the recommended procedure is to supply a ladder pipe?

A

TWO SEPARATE SOURCES OF WATER

If for any reason the flow of water is suddenly shut off, the ladder will be subjected to severe structural stresses and strains; therefore the recommended procedure is to supply a ladder pipe from two separate sources of water (pumper, fireboat).

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