15 portable ladders

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Probationary Firefighters Manual

Chapter 15

PORTABLE LADDERS

OBJECTIVE: To introduce to members the various types of

portable ladders used by the Department &

Familiarize members with:

Basic laddering procedures Maintenance Ladder usage

CONTENTS:Part One:

Glossary of terms Sizes & Types of

Portable Ladders

Uses Hazards

Part Two:

Illustrations of ladders andladdering

Methods of transporting, raising,extending, placing, carrying,

securing & lowering portable

ladders.

FDNY

REFERENCE:Part One:

FFP, Vol., 3 Book 1

Everything excluding Section 6 and with edited versions ofsections: 2, 5, 8.4, 9.3.1, 10.2.5, 12.6.3 & 13.2.2.

Part Two:

Evolution 16 Study Guide 1 (2 Two Member Raise on 24 Portable Ladder)

15


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PART ONESECTION TITLE PAGE

Glossary........................................................................................ i

2 Sizes and Types of Portable Ladders in Use ............................. 1

3 Construction of Portable Aluminum Ladder ........................... 3

4 Advantages of Aluminum Ladders............................................ 4

5 Disadvantages of Aluminum Ladders ....................................... 4

6 Marking Portable Ladders......................................................... 4

7 Placing Portable Ladders in Service - Initial Operations ....... 5

8 Climbing and Operating on Portable Ladders......................... 8

9 Other Uses of Portable Ladders ................................................ 10

10 Uses of Portable Ladders at Fires.............................................. 12

10.2 Buildings Requiring Portable Ladders ............................ 12

10.2.1 Tenements and Multiple Dwellings ...................... 12

10.2.2 Brownstone Buildings ........................................... 15

10.3 Other Uses of Portable Ladders at Fires ......................... 18

10.3.1 Forcible Entry ....................................................... 18

10.3.2 Ventilation ............................................................ 18

11 Uses of Portable Ladders Emergencies .................................. 20

12 Safety ............................................................................................ 21

12.1.16 Electrical Hazards..................................................... 22

12.2 During Operations .................................................... 22

13 Maintenance of Portable Ladders ............................................. 24


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FDNY Probationary Firefighters Manual

Chapter Fifteen PORTABLE LADDERS

i

GLOSSARYBeam The solid or trussed main structural side member of a ladder,

supporting the rungs.

Bed ladder/Bed

section

The lower section of an extension ladder into which the upper section

retracts.

Butt The bottom or base end of a ladder.

Butt plates / Cleats /

Spikes / Spurs /

Shoes

The steel spikes mounted on the butts to provide a more secure base

for the ladder on hard surfaces such as concrete. They also serve as a

protection against excessive wear on the ends of ladders.

Combination ladder A versatile ladder that can serve as a straight ladder or be converted to

an "A" type ladder: i.e., Metal Duo-Safety "A" Ladder and LittleGiant Ladders.

Extension ladder A ladder with two sections that can be nested for ease of handling and

extended to provide the needed height.

Fly ladder/fly

section

The extendible top section of an extension ladder.

Folding ladder A ladder designed for use in inaccessible areas where ordinary ladders

will not fit: the rungs fold completely into the beams when fully

closed.

Guides/channels Light wood strips or metal channels which guide the fly ladder while

it is being raised.

Gusset plate A flat metal plate used in truss constructed ladders, which connects

the rails of the beams and supports the rungs.

Halyard A rope used to elevate the fly section of an extension ladder.

Hook ladder/roof

ladder

A ladder equipped with folding hooks at the top

Ladder locks A locking mechanism that secures an extension ladder in the desired

extended position by engaging the beams of the fly ladder to the rungs

of the bed ladder. Also called dogs or pawls.


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Latching device A device used on combination ladders to lock the ladder in position.

Consists of hinges/pins.

Pulley A grooved wheel attached to the bed ladder of an extension ladder,

through which the halyard is drawn.

Rails The two lengthwise members of a trussed ladder beam, which are

connected by the gusset plates.

Rungs The cross members between the beams of the ladder, used as footrests

in climbing.

Safety shoe A swivel type butt plate consisting of rubber tread and a spike. It may

be used with either the rubber or the spiked end on the ground.

Solid beam ladder A ladder with beams of solid construction (see trussed ladder).

Stops A limiting device on extension ladders to prevent fly ladder from

over-extending out of the bed ladder.

Straight ladder A ladder with only one section.

Tip or top The upper end of a ladder.

Trussed ladder A ladder with beams of open construction consisting of rails and

gusset plates.


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1. Deleted.

2. SIZES AND TYPES OF PORTABLE LADDERS IN USE

2.1.1 Extension

Ladders

Closed

Length Weight

35' 20' 135 lbs.

24' 14' 80 lbs.

16' 10' 70 lbs.

2.1.2 Straight Ladders Weight

20' 55 lbs.

20'(Hook) 60 lbs.

12'(Hook) 35 lbs.

2.1.4 Special Ladders Closed Length Weight

14' A Frame 7' 35 lbs.

10' Folding 11' 16 lbs.

Note: All weights, and the closed lengths of the extension ladders, are approximate, due

to variation between manufacturers. Refer to Figure 1 for the various parts of a metal

extension ladder.


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SAMPLE METAL EXTENSION LADDER


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3. CONSTRUCTION OF PORTABLE ALUMINUM LADDERS

3.1 Aluminum ladders are divided into two basic types of construction, viz: solid beam and

truss.

3.1.1 Solid Beam Aluminum Construction - This type of ladder has a solid side rail

construction with aluminum rungs connecting with the side rails at fourteen inch

intervals. The connection is generally either by a welded joint between rung and

side rails, or by an expansion plug pinching the rung tightly to the side rails and

internal backup plates. (Figure 2 A)

3.1.2 Aluminum Truss Construction - In the aluminum truss design, the top and

bottom rails are connected to rung assemblies or rung blocks by rivets. The rungs

are either welded or expansion plugged to the rung plate assemblies, which are

supported by the top and bottom rails. (Figure 2B)

A. This construction allows greater side beam heights for greater carrying

capacities without requiring massive solid beams that add to the overallweight of the ladder.

3.2 The base of the portable aluminum ladder is provided with either steel spikes or

swiveling rubber safety shoes and aluminum spikes. For ladders equipped with the

swiveling device, the rubber pads should be utilized when the ladder is to be raised and

used on hard surfaces. (Figure 2A, 2B)

Solid Beam Construction with Swivel

Safety Shoes and Aluminum Spikes

Truss Construction with Steel Spikes

Fi ure 2A Figure 2B


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4. ADVANTAGES OF ALUMINUM LADDERS

4.1 Aluminum ladders are generally lighter in weight and stronger than comparable wood

ladders.

4.2 They are made of a high tensile, heat treated aluminum alloy and can sustain daily wearand tear very well. The aluminum will not weaken with age. It has a long life

expectancy.

4.3 Aluminum ladders in general are tough. They will dent but will not chip or crack when

subjected to severe impact nor will they fail suddenly because of overloads. They will

bend but not break, as wood does.

4.4 No protective finish is required on aluminum ladders, as they will not dry out and

weather with age or sunlight exposure. A slow oxidizing of the surface occurs but it can

be polished off.

5. DISADVANTAGES OF ALUMINUM LADDERS.

5.1 Aluminum ladders readily conduct electricity. Refer to Sections 13-1.16 and 13.2.3A.

5.2 The ladders conduct heat very rapidly.

5.3 If an aluminum ladder has been subjected to excessive heat exposure at a fire, even for

a brief period, it may have lost its heat treatment. This may affect its load carrying

capacity, even though the metal shows no signs of any change. A discoloration may

indicate a loss of structural strength. In such cases, the Officer on Duty shall be

notified.

6. MARKING PORTABLE LADDERS

6.1 The numerical length of a ladder shall be marked on the side of the rails within 12

inches of the end of the ladder.

6.1.1 Straight ladders - The ladder length shall be marked on each end of each rail.

6.1.2 Extension ladders - The ladder length shall be marked at the butt end only of

each rail of the bed ladder.

6.1.3 Ladder length markings shall be visible when ladders are stored on theapparatus.

6.2 The unit designation shall be marked within 18 inches of each butt end as outlined in

Sections 6.1.1 and 6.1.2 for numerical ladder length markings.


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7. PLACING PORTABLE LADDERS IN SERVICE - INITIAL OPERATIONS

7.1 Avoiding Obstructions to the Removal of Portable Ladders from Ladder Company

Apparatus.

7.1.1 20 foot straight and/or 35 foot extension ladders are carried in the internal slide-in

racks on many ladder company apparatus. If another apparatus arriving at a fireor emergency is positioned closer than 20 feet to the rear of the ladder apparatus,

the 20 foot straight or the 35 foot extension ladder cannot be removed from these

racks due to insufficient clearance.

7.2 The advantage of an extension ladder is that its height can be adjusted for safe and

accurate positioning. Choosing the precise ladder length is not as critical when using an

extension ladder as it is when using a straight ladder which has a fixed length.

7.4 Ladder Climbing Angle - Climbing angle for a ground ladder is approximately 65-75

degrees.

7.4.1 The 65-75 degree angle allows the ladder to provide its maximum strength and

best service.

7.4.2 An angle steeper than 75 degrees increases the chances of the climber falling off

and sustaining injuries.

7.4.3 Ladders angled less than 65 degrees require a reduction in maximum loading.

(See Section 9.4)

Figure 3


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7.4.4 A simple formula used to obtain a 75 degree angle is to place the base of the ladder at a

distance from the vertical plane equal to 1/4 the total working length of the ladder. The

working length is the distance from the base of the ladder to the top of its support. (Fig.

4A, 4B)

Figure 4A

Figure 4B


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7.5 Ladder Placement - Proper placement of the tip of the portable ladder provides for

easier and safer mounting and dismounting of the ladder and it allows the user to

maintain his balance by providing a handhold.

7.5.1 Rules for Portable Ladder Placement.

A. Placed at a window for VEIS - Tip shall be level with window sill.

B. Placed at a roof or parapet- Tip shall be at least 2 feet above the

roof or parapet.

C. Placed alongside a fire escape on a building wall - Tip shall be 1 to

3 feet above the fire escape railing.

D. Placed on a fire escaperailing- Tip shall be slightly above the fire

escape railing.

E. Placed to vent a window Tip, if possible, shall be level with, or

higher than the top of the window.

7.6 Butting and Securing the Portable Ladder.

7.6.1 In order to prevent slippage of the butt, or movement of the top, of a raised

portable ladder, it is important that it be butted by a member. In any case for fire,

emergency or rescue work, a butt man shall be used to stabilize the ladder and

prevent slipping.

A. The butting member places his left foot in the center of the bottom rung of

the ladder and maintains a downward pressure. His right foot is positioned

behind him at a comfortable distance to maintain balance and provide

resistance against ladder movement.

B. Both hands are placed against and grasp the ladder beams to aid insteadying the ladder.

C. If a member is working off one side of the ladder, the butt man moves his

foot from the center of the bottom rung of the ladder to the side opposite

the one from which the man is working, and places his foot next to the

beam. This will prevent the bottom of the beam from shifting due to the

relocated weight of the member working on the ladder.

7.6.2 The butt man must be aware of the force that causes the outward slippage of the

butt of the ladder. This force is in direct proportion to the climbing member's

weight, increases as he ascends the ladder, and is maximum at the top of the

ladder. Because of this, extra care must be exercised when a member receives a

victim at the top of the ladder.

7.6.3 The aluminum portable ladder, if it is to be left unattended, should be secured at

the tip by the first member that climbs the ladder. This is to prevent the ladder

from being dislodged from its position by the wind or by the impact of water from

a hose line or a large caliber stream.


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8. CLIMBING AND OPERATING ON PORTABLE LADDERS

8.1 When the portable ladder has been raised and placed in position, one member butts the

ladder as outlined in Section 8.6.1. The assigned member climbs the ladder in the

following manner:

8.1.1 Climb on the balls of the feet near the arch, left and right of the center line up and

down the ladder.

8.1.2 The underside of the beams are grasped with the hands.

8.1.3 Climbing is done in a rhythmic, coordinated manner.

8.1.4 During the climb, the eyes look up or forward.

8.1.5 If a tool is carried, it should be balanced in the carrying hand, which holds onto the

side of the beam. The free hand continues to grasp the underside of the beam.

Do not carry the tool close to the body or inside the ladder over the rungs because of

the danger to the butt man below should the tool be accidentally dropped

8.1.6 During freezing weather when ice forms on the ladder due to water spray, to ensure

safe ascending and descending:

A. Position the rung of the ladder under the arch of the boot, next to the heel.

B. Position the feet on the rungs directly next to the beams with each step, to avoid

slipping.

C. The hands remain on the underside of the beams. Should a member slip while

climbing, he should immediately pull himself into the ladder and regain his footing.

8.1.7 Whenever a member operates on a ladder of any kind, he must have enough hand

control to ensure his safety. This is an absolute necessity when on vertical ladders,

such as fire escape drop ladders and gooseneck ladders to the roof. Greater physical

effort is needed when using a completely vertical ladder, because a missed step or a

slip of the hand will result in a vertical drop and a serious injury. A similar mishap

on a ladder which is angled into an objective could result in the member falling

toward the ladder other than straight down.

8.2 Duties that require the member to work from the ladder necessitate the use of a leg lockor the life belt for safety.

8.2.1 The Leg Lock:

A. The leg performing the locking maneuver is opposite the working side. For

example, if the member wants to lean to the right and vent a window, he

will lock his left leg on the ladder.


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B. To perform the leg lock, the locking leg is placed over and under the rung that is

two rungs above the one on which the member is standing.

C. The instep of the locking leg is placed on the beam of the ladder opposite the

member's working side. (See Figure 5).

D. The arch of the foot on the rung is placed against the other beam.

E. The butt man must reposition his foot as in Section 8.6.1C.

8.2.2 Using the Life Belt:

The snap hook of the life belt hooks directly to the ladder rung.

Figure 5


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8.3 Checking Ladder Lock Assemblies:

8.3.1 The mechanical ladder lock assemblies on the extension ladders are positive action

automatic spring loaded locks. If in good condition, they will work and lock in

either the fly up or the fly down position. The advantage of the fly up position is

that the fly ladder tends to tighten its hold on the bed ladder, when it is extended atthe proper climbing angle. For this reason and for standardization, the FDNY has

adopted the fly up position for the placement of extension ladders (See Part Two).

A. The first member ascending the ladder should always check the ladder

lock assemblies to insure that they are completely engaged on the rung.

B. Before dismounting from ladder, the surface to be stepped on should be

probed with a tool for stability, especially when visibility is poor.

8.4 Ladder Load Capacity

8.4.1 The maximum load capacity imposed on a ladder includes the weight of thevictims, members and their equipment, and any other weight such as a hose line.

The ladder must be positioned correctly as outlined in Section 8.4.

8.4.2 Portable Ladder Capacities are as follows:

A. Collapsible ladders - up to 300 pounds load.

B. Roof, straight and extension ladders (26' or less) - up

to 500 pounds load.

C. Extension ladders (27' to 35') - up to 600 pounds load.

9. OTHER USES OF PORTABLE LADDERS

9.1 Portable ladders may be used in many ways and with different tools to perform a variety

of functions at fires and emergencies. The most innovative uses of ladders have resulted

from quick responses to unusual situations.

9.2 Uses of portable ladders at fires or emergencies may include:

9.2.1 Used to Bridge a Fence - At times it's necessary to gain access to a particular area

surrounded by a high fence with no immediately available entry way. If the

situation does not require cutting the fence, entrance may be gained by using twoshort portable ladders, e.g., a 16' extension ladder and a 12' hook ladder, and a short

length of rope or hose strap. (Figure 6)

A. The 16' extension ladder, nested, is placed against the fence at the proper

climbing angle and butted by a member. (The nested length of the 16'

extension ladder is about 10'.)


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B. One man ascends the ladder to the point where the top of the fence is at

about waist level.

C. The butt end of the 12' hook ladder is passed to the member on the 16'

extension ladder. He in turn takes the ladder and places one beam on top of

the fence. The hook ladder is slid out a sufficient distance, pivoteddownward from the fence top, and lowered to the ground.

D. The hook ladder is adjusted to provide a proper climbing angle.

E. The adjacent beams of the two ladders are tied together securely where they

intersect, to prevent ladder movement during use.

Note: The 16' extension ladder is used first against the fence because of its heavier

weight. The 12' hook ladder is lighter and less cumbersome than the 16' ladder and may

be passed more readily. Other combinations of short ladders may be used, depending on

the height of the fence to be laddered and the available ladder inventory.

Figure 6


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9.2.3 Used as a Barrier - Portable ladders may be utilized as barriers to dangerous

areas or conditions, to protect members or civilians from injury.

A. A portable ladder secured across a doorway in an area where operations

are in progress will indicate that entrance to that section or room of the

building is restricted.B. Portable ladders placed on one beam, elevated to the waist level on

supports and properly secured, can act as a barrier to civilian pedestrian

traffic near a hazardous condition or fire operation.

C. Short ladders may be placed over holes in floors of buildings to prevent

members from falling through during operations.

D. During any operation where ladders are used as barriers and exposed to

the public, care must be exercised to prevent theft.

9.2.5 Used in a Tower Ladder Basket.- For the purpose of saving life in extreme

emergency conditions, a portable ladder may be used, erected from a TowerLadder basket to gain an extra height advantage when the maximum height and

extension of the apparatus has been reached. This procedure is outlined in

Firefighting Procedures, Volume 3, Book 6, Tower Ladder Operations: Section

3.6.

9.2.6 Used to support opened overhead doors and in other instances where it is

necessary to supply support.

9.2.7 Used on ice covered ponds, lakes, etc. for rescues.

9.2.8 Used in bridging caved-in excavations where a person is partially buried.

10. USES OF PORTABLE LADDERS AT FIRES

10.2 Buildings Requiring the Use of Portable Ladders - In the following examples it will be

assumed that a fire of moderate to severe intensity exists somewhere within the building.

10.2.1 Tenements and Multiple Dwellings:

A. Tenements without front fire escape. (Figures 8A, 8B, and 8C)

When the fire is in the cellar, 1st floor, and/or 2nd floor, raise the portable

ladders adjacent to and above the fire area even if the aerial ladder will berequired on the upper floors. A severe fire may render the interior stairs

untenable and portable ladders will be required, even if the need is not

obvious from the street.

B. Tenements and multiple dwellings with front fire escape.(Figure 9)


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1. Fire escapes often become overcrowded when there is a fire anywhere within the

building. Under these conditions, a portable ladder should be raised to the first

balcony at a point opposite the drop ladder. If more relief for the fire escape is

required, another portable ladder should be raised to the second balcony.

2. If panic conditions reign on the fire escape, attempt to keep the ladders out ofreach of the people while raising and positioning them . If a panic stricken victim

interferes with the ladder raising procedure, members may lose control of the

ladder and it may fall and cause injury .

a. Panicky victims on portable ladders are a danger not only to themselves

but to the rescuer as well.

b. If time and conditions permit, lash the ladders to the fire escape for safety.

2 When the overcrowding conditions have been alleviated use the portable ladders

for other duties if necessary.

3 Be cognizant of persons in rooms not served by fire escapes.

Figure 8

8A 8B 8C


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Figure 9

C. Tenements and multiple dwellings with fire escapes on the rear of the building.

1. Overcrowding on the fire escape in the rear may be relieved by members assisting

occupants to the roof via the gooseneck ladder. (Figure 10)

2. In the event of a fire in a building constructed with "party wall balcony fire

escapes" where the fire has spread to the adjoining building, thereby eliminating it

as a second means of egress, occupants maybe trapped on the fire escapes.(Figure

11)

a. Portable ladders must, if possible, be taken through the 1st floor public

hall, apartments or store to the rear yard to effect rescue.

b. Because of its portability the 12' hook ladder may be used to gain access

to the various balcony levels by the roofman or OVM for search and

rescue procedures. The ladder may be brought to the rear yard as in a)

above, or brought to the roof via the Aerial or Tower Ladder and lowered

to the top balcony.


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10.2.2 Brownstone Buildings:

A. Brownstone buildings are usually either 4 story (3 stories above a basement and a

cellar) or 3 story (2 stories above basement and cellar)-the basement level is

counted as a story. Most brownstones are similar in their construction. However,

their type of occupancy varies. Although originally designed as 1 or 2 familyprivate dwellings, they often are used as public or commercial buildings, multiple

dwellings (3 or more families), and as Class B rooming houses.

B A serious life hazard is present in brownstone buildings due to the absence of fire

escapes on many of the buildings, the number of occupants (often transients)

resulting from single room occupancy, and the building's combustible

construction. Immediate ventilation, entry and search on the fire floor and above

the fire may require the use of portable ladders.

Figure 10

Figure 11


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C Brownstones - Laddering the Front of the Building:

1. Placing a portable ladder at the window of the small room over the front entrance

door will be difficult because of the long, high stoop, which may interfere with

firefighting operations. Consider placing the ladder at the adjoining window to

gain entrance to this small room. (Figure 12)

a. There generally are 2 doors to the small room, one from the large

adjoining bedroom and one in the hallway.

b. If there is no door in the small room from the large bedroom, and hallway

fire conditions prevent normal entry into the small room, access may be

gained by breaking through the lath and plaster partition between the two

rooms.

2. Additional laddering can be performed as outlined under 11.2.1A(1).

3. Some brownstones have small elevated or depressed courts in the front of the

building adjacent to the stoop. They generally have a small wall of iron railing

around them. These present additional obstacles to overcome when maneuveringand placing portable ladders.


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Figure 12

D. Brownstones - Laddering the Rear of the Building:

1. The rear of the brownstone presents a severe life hazard if there is no fire escape.

Portable ladders transported to the rear of the building and properly positioned are safer

than a life saving rope rescue. They require less manpower and effort.

a. Due to operations in the fire building, to barred windows at the basement

level, and to floor layout, movement of portable ladders to the rear may be

difficult and time consuming.

b. In most cases, taking the ladder through the second floor (parlor floor) of an

adjoining brownstone, passing it out the rear window to another member in the

yard below, is faster than using the fire building.

In a row frame, transporting a ladder through the interior of the building to the

rear is generally less complicated because there are front and rear doors or

window entries at ground level.

Note: In a Brownstone, it is important to take the ladder through with the butt facing

rear of building.

c. Fences constructed between the properties in the rear yard may be an obstacle for

rapid ladder placement.


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2. Most often, all floors in the rear of a brownstone can be reached with portable extension

ladders. It is recommended that extension ladders be used in lieu of straight ladders

because:

a. They are easier to transport because of the shorter nested length.

b. The ladder height can be adjusted.

c. One ladder may serve several floors.d. Generally, floor and ladder working length are:

1) 4th floor - 35' extension ladder.

2) 3rd floor - 25' or 35' extension ladder.

3) 2nd floor - 16' or 25' extension ladder, or 10' - 14' "A" Frame ladder.

10.3 Other Uses of Portable Ladders at Fires:

10.3.1 Forcible Entry - Straight ladders have been successfully used to force entry into

stores and other occupancies having wood frame inward opening doors. This

method will provide a margin of safety where conventional methods of forcible

entry would place members in a hazardous position, e.g., when, working in return

show window area of plate glass panels, heat or flame prevents close approach, or

where the possibility of back draft exists.

B. Ventilating Lexan Windows - Some occupancies have used Lexan panels

instead of conventional glass in their windows. At times, the Lexan panel is

protected by a wire screen on the exterior. These windows may be forced with a

portable ladder if the window is at ground level.

1. Remove the exterior screen.

2. Place the butt of the ladder on the Lexan window in the corner adjacent tothe window frame.

3. Three or four members apply a gradual leaning pressure against the window

until it is forced inward.

4. If a section of window snaps off, continue forcing around the window

perimeter until a sufficient opening has been made.

10.3.2 Ventilation of windows on upper floors may be accomplished by the use of

portable ladders with or without a member operating from the ladder.

A. Member on the Ladder:

1. The ladder is placed upwind from the window to be ventilated. The

placement should provide a margin of safety to the member if the fire

extends out of the window.

2. The tip of the ladder, if possible, should be level with, or higher than the

top of the window.


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3. The member's eye shield shall be in the down position.

5. When the member is positioned on the ladder and prepares to use a tool to

ventilate the window (a 6 foot hook is preferable), he should extend his

arms upward and slant the tool downward and strike the glass. This will

prevent the window glass from sliding down the tool handle and causinginjury to the member.

6. Placing the ladder upwind from the window will allow the falling glass, to

some degree, to be blown away from the member butting the ladder

below.

B. Portable ladder with only one member:

1. The member using a portable ladder to ventilate a window must wear full

firefighting clothing, eye shield down, and boots pulled up. This will help

prevent injury if he is struck by failing glass.

2. The ladder should be positioned so that it will break the desired window

glass area when dropped against the window.

3. When the ladder strikes the glass, there should be no contact between the

member and the ladder. The reason for this is that there is a great

probability that the window glass will slide down the ladder beams. By the

member maintaining a no contact position, he reduces the chances of

personal injury. Care should also be taken to insure that no other

personnel are in the danger area.

4. As soon as the glass sections have fallen or are clear of the ladder, themember must stabilize the ladder to prevent its falling to the ground.

10.3.3 Hook ladders, in addition to their use as conventional straight ladders, may be

used on sloping roofs, to gain access to piers or bulkheads, or any other

application where a hanging ladder may be required. To prevent slipping on

peaked roofs, set hooks into roof by pulling down on ladder.

10.3.4 Portable ladders may be placed over weakened, damaged or burnt-out stairs in

order to safely gain access to upper stories of a building.

10.3.5 Portable ladders may be used to gain access to a higher or lower roof level froman adjoining roof

10.3.6 When portable ladders are placed over holes in a floor or roof or over a shaft

opening, they aid in preventing members from falling into these unprotected

openings. Other objects placed on top of the ladder will identify the hazard and

can provide additional coverage over the opening.


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10.3.7 Portable ladders used in bridging operations can span courts, alleys, shafts and

similar openings between floors and roofs. Extension ladders must be used only in

the nested position when bridging.

10.3.8 Short ladders are used to support a bent cellar pipe during its operation, from

exterior cellar stair or below grade openings. The ladders can also be placedacross trench cuts, holes in a floor, or other openings to facilitate distributor use

in cocklofts, cellars or wherever they are required.

10.3.9 In order to prevent electrically operated overhead doors from closing when power

in the fire building is shut down or affected by fire, a short ladder may be used to

chock the door in the open position.

10.3.10 All Unit Circular 200 states that, during winter months when snow conditions

prevent or restrict approach of the apparatus close to the fire area, in transporting

heavy equipment and rolled or folded hose, the ladder as a sleigh should be

considered. The ladder should be covered lengthwise with a tarpaulin, wide

boards or other materials to help support the hose or other equipment and prevent

it failing through the ladder, dragging in the snow, or being lost.

10.3.11 When a ladder has been positioned and used by a member to gain entry to a fire

building, there is the possibility that he will also need it as a means of retreat. He

expects the ladder to be there. Therefore, do not move or reposition a ladder used

in this manner except if it is necessary to use the ladder for rescue.

11. USES OF PORTABLE LADDERS - EMERGENCIES

11.2 In order to perform an emergency search, portable ladders may be used as a brace where

there is partial collapse of a floor area. The ladders may be used singly or in groupsdepending upon the extent of the collapse and the amount of stress to which the ladders

will be subject. To insure that the searching members' lives are not jeopardized, the

collapse condition must not be underestimated. Therefore extreme care and judgment

must be exercised.

11.3 Portable ladders may be used in an emergency to shore excavations, or reinforce

weakened walls. The proper placement of ladders and planks can prevent refilling of

areas that are being dug out.

11.5 During winter months, portable ladders may be used for the rescue of victims that have

fallen through ice that has formed on bodies of water. Laid flat on the ice, the ladderdistributes the weight of the rescuer and/or the victims over a larger area of ice. It thereby

reduces the total weight concentrated at any one point.

11.5.1 If it is necessary for a member to proceed out on the ladder to attempt rescue, he

shall be secured with a life safety rope as a safety precaution.

11.6 Elevator emergencies may at times necessitate the use of a portable ladder.


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11.6.1 The ladder may be used to remove occupants from a stalled elevator car stuck

between the floors of a building. The occupants are first relocated to the roof of

the car via a ladder and then to a landing or a breached wall by a portable ladder.

11.6.2 Victims sometimes fall through a shaft opening and into an elevator pit or onto the

top of an elevator car. Portable ladders may be required to gain access to suchvictims.

11.6.3 See Chapter 18 Elevator Emergenciesfor details.

12. SAFETY

12.1 General:

12.1.3 Extension ladders in general are not made to be taken apart and used as single

section ladders. The upper sections normally are not furnished with any type of

safety foot. Therefore they are prone to slip when used as a single ladder.

12.1.4 Extension ladders should never be used upside down, that is, with the round ends

down, since this will cause the ladder to slip on the ground. Also, the lock

assemblies will not be able to function correctly.

12.1.5 When an extension ladder is raised, the halyard shall be tied off to the lower

section of the ladder as a safety measure and prevent the ladder locks from

accidentally unlocking by a pull on the rope.

12.1.6 Make sure the ladder is set on a firm foundation. Before climbing, take care to see

that it does not wobble.

12.1.7 Ladders should never be placed against window panes, window sashes, or loose

boxes, barrels, or other surfaces that may break or collapse.

12.1.8 Always face the ladder when ascending or descending.

12.1.9 Do not climb higher than the third rung from the top on either straight or

extension ladders.

12.1.10 Resist the temptation to overreach. It is better to get down and move the ladder.

12.1.11 When using a ladder for access to high places, it shall be securely lashed or

otherwise fastened at the top to prevent slippage.

12.1.13 Never maintain a defective ladder in service. When a defect in a ladder is found

during an in-quarters inspection or damaged at a fire, remove the ladder from

service and notify the Technical Services Division for their recommendation as to

collection, repair or replacement.


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12.1.14 Hooks of roof ladders in general are used to secure the ladder over the peak of a

house or to hang it from a wall edge or window opening. Be sure the bolts are

secure on the roof hooks and that the hooks have not been accidentally bent open.

12.1.15 Many pumper extension ladders, when in position in the ladder holding brackets

on the side of the apparatus, protrude enough to create a potentially hazardouscondition. Care should be exercised when mounting the back step of the pumper.

12.1.16 Electrical Hazards:

A. Both metal and, under certain conditions, wooden portable ladders can

conduct electricity. The fact that a metal ladder will conduct electricity is

obvious. However, wet wooden ladders or the metal component parts such

as tie rods, wire cables, ladder lock assemblies and the like, when in

contact with electrical wires or equipment can do likewise.

B. Whenever a portable ladder is to be raised and transported in a vertical

position, special care must be exercised near overhead electrical wires.

C. If a member becomes part of an electrical circuit, either by raising a ladder

that touches a live wire or by the member touching a live wire while on a

ladder, he can receive an electrical shock and be seriously or fatally

injured.

D. Depending upon the voltage in overhead wires, the proximity of a metal

ladder to them, and the quality of the grounds (ladder and electrical

circuit), it may not be necessary to actually touch the wires to suffer an

electrical shock. Electrical current can arc and jump the distance between

the ladder and the wires and cause death to an unsuspecting member.

12.2 During Operations:

12.2.1 After a portable extension ladder has been raised and placed into a position against

a building, do not lower the ladder by pulling the butt end further away from the

building.

A. Doing it will reduce the load capacity as the angle becomes more shallow.

B There is a great possibility that it will unlock the lock assemblies in the

upper section.

C Always lower the fly ladder below the desired level and re-raise it in order

to insure a safe 65 - 75 degree climbing angle and also the proper locking

action of the lock assemblies.

12.2.2 When ventilating the upper windows of a building with a portable ladder, watch for

glass shards sliding down the beam. (Section 11.3.2.B)


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12.2.3 When placing a metal portable ladder against a building constructed with an

aluminum siding exterior, the member should release the ladder before contact is

made with the building.

A There have been occasions when the aluminum siding was energized due

to a faulty electrical service connection or a faulty ground, or due to theservice being damaged by fire conditions. If a member places an

aluminum ladder on such a building, he could make himself part of an

electrical circuit and receive an electric shock.

12.2.4 Position metal ladders away from electrical service wires entering buildings from

utility poles. Injury to a member can be caused by the member brushing against

wires having an outer insulation covering that is in a deteriorated condition.

12.2.5 When operations are to be conducted at electrical generating stations or substations,

under NO circumstances shall metal ladders or tools be brought inside the gates.

A. Never place a ladder of any type, wood or metal, against what appears tobe metal superstructure. It may turn out to be some form of electrical

conductor.


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13. MAINTENANCE OF PORTABLE ALUMINUM LADDERS

13.1 Aluminum ladders require considerably less maintenance than wood ladders and with a

few simple precautions should provide long service.

13.2 General Maintenance:

13.2.1. At the beginning of each tour, portable ladders should be inventoried, slid out of

their holders to insure they are easily accessible and halyards are properly

fastened.

A. Hydraulic ladder racks on engine apparatus should be tested to insure they areoperating and halyard is properly fastened.

13.2.2 Aluminum ladders shall be maintained free of dirt and grime. They shall be

washed when necessary with warm soapy water and rinsed thoroughly.

13.2.3 Nicks or burrs that are found on the ladder shall be removed with a fine file inorder to prevent injury to member's hand during ladder handling.

13.2.4 A visual inspection of portable ladders shall be made weekly, and also after use,

to determine their condition and serviceability. Examples of ladder defects are as

follows:

A. Cracked welds.

B. Loose rungs.

C. Bent rungs or beams.

D. Missing or loose rivets, nuts, or bolts.

E. Discoloration signaling excessive exposure to heat.

F. Broken mechanical lock assemblies on extension ladders.

13.2.5 If aluminum ladders are stored in a horizontal position they must be supported at

a sufficient number of points to prevent sagging and permanent set.

13.3 Extension Ladders:

13.3.1 Ladder slides and channels.

A. Materials used to allow the ladder sections to slide easily on each other are

candle wax, paraffin and grease.

B. Grease is normally used only for internally guided aluminum truss ladders.

The grease shall be cleaned from the guiding grooves, and they shall be


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25

recoated each year, or when the grease has dried out and is no longer an

effective aid to sliding.

C. On all ladders, plain candle wax or paraffin shall be applied every three

months to all contacting surfaces of multiple section ladders to insure

smooth operation. Apply the candle wax or paraffin where there is contactbetween rungs, guides or side rails.

1. Any wax that is thinner than candle wax or paraffin either spreads too

thinly or rubs off almost immediately. The net result is no lubrication and

the sections do not slide easily.

2. If, after the application of candle wax or paraffin, the ladder sections do

not move smoothly, or if they bind during use, check the ladder for

damage and/or alignment problems.

13.3.2 Pulleys:

A. Pulleys are found on all extension ladders. These pulleys usually have a

ballbearing center that requires 1 to 2 drops of oil once a year.

13.3.3 Halyards:

A. The halyards on extension ladders are generally made of manila rope.

When the rope becomes frayed or twisted from usage, it should be

replaced.

1. Manila rope is used for its overall characteristics of being a soft

and strong material without excessive stretch or shrinkage.

13.3.4 Mechanical Lock Assemblies:

A. The mechanical lock assemblies are spring loaded devices. These springs

have, at times, broken or rusted off thereby placing the ladder out of

service. The assemblies shall be given careful scrutiny during inspections

and kept clean and well oiled.

13.4 Hook Ladders:

13.4.1 The hooks of the hook ladders are spring loaded and are covered assemblies to

insure operation even under freezing conditions. These assemblies, like themechanical lock assemblies in Section 14.3.4A, must be carefully inspected, kept

clean and well oiled to insure proper functioning.


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PART TWOSECTION TITLE PAGE

1 Transport Ladder ....................................................................... 29

2 Raise Ladder................................................................................ 32

3 Extend Fly Ladder ...................................................................... 33

4 Place Ladder Against Building .................................................. 34

5 Carry Vertical Ladder................................................................ 35

6 Secure Ladder ............................................................................. 36

7 Lower Ladder to Street .............................................................. 37

8 Raise 35 ft. Ladder ...................................................................... 38

9 Extend Fly Ladder of 35 ft. Ladder........................................... 40

10 Place 35 ft. Ladder Against Building ........................................ 41

11 Carry 35 ft. Vertical Ladder ...................................................... 42

12 Secure 35 ft. Ladder .................................................................... 43

13 Lower 35 ft. Ladder to Street..................................................... 44

14 Raise Ladder from Position Flat on Ground............................ 46

15 Extend Fly Ladder With Tip Against the Building ................. 47

Study Guide 2 Member 24ft. Raise 48


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Chapter Fifteen PORTABLE LADDERS STUDY GUIDE 1

29

EVOLUTION #16 MANEUVER PORTABLE LADDERS

EQUIPMENT:

1 Portable ladderA. Portable straight ladder

B. Portable extension ladder

OBJECTIVE:

To describe methods for transporting, raising, extending, placing, carrying, securing

and lowering portable ladders.

Procedures will apply to all portable ladders except 35 ft. metal Duo-Safety extension

ladders for which separate instructions have been included.


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Figure 1

1. COMMAND: "Transport ladder" - Figure 1

OBJECTIVE: To transport portable ladders from apparatus or other location

to point of operation.

1.1 Two men, positioned one at each end of the ladder, with fly out, grasp upper beam.

1.2 Rear man, gives command "Ready, Lift" (see Note E)

FRONT MAN REAR MAN

1.3 Ladder is raised to shoulder in unison

with rear man, with underside of upper

beam resting on shoulder.

Ladder is raised to shoulder, in unison

with front man, with underside of upper

beam resting on shoulder.

1.4 Places arm through 2nd and 3rd rungs

from tip, grasping 1st rung from tip.

Free arm is used to avoid obstructions.

Places arm through last two rungs and

grasps 3rd rung from butt.

1.5 Gives command "Ready, Transport" and

moves toward operation point.

Transports ladder towards operation

point.

1.6 When destination has been reached,

gives command "Ready, Halt." Halts.

Halts and awaits next command.

1.7 Gives command "Ready, Lower."

Lowers ladder to ground

Lowers ladder to ground.


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ALTERNATE METHOD: Hand carry for short distances - Figure 2

Two men, one man near butt, the other near tip. Members, on command carry ladder

by the upper rail farthest from body (as with a suitcase). (See Note D). Carry ladder

to objective.

DUO-SAFETY METAL LADDER:

When 35' Duo-Safety Metal Ladder is to be transported, 3 men may be employed

with the additional man positioning himself on the same side and at the approximate

center of the ladder.

Figure 2


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2. COMMAND: "Raise Ladder" - Figures 3 and 4

Two Man Raise (1 butt man, 1 raising man).

2.1 Ladder is positioned on beam parallel to building, fly facing away from building, butt

directly below objective.

BUTT MAN RAISING MAN

2.2 Takes position with back to building,

foot (nearer tip) is placed on lower

ladder shoe, hand(near tip) grasps

underside of upper beam at

approximately the 3rd rung, palm up.

Other hand grasps upper beam shoe,

palm down, other leg is extended for

leverage.

Takes position one-third the distance

from the tip, on the street side of the

ladder facing the tip.

2.3 Give command "Prepare to Raise". Does partial knee bend, grasps upper

beam on rail closest to building.

2.4 Gives command "Raise" and, as ladder

is being raised, pushes down with hand

on shoe and pulls up with hand nearer

tip: stretches extended leg away from

the butt until ladder reaches vertical

position.

Lifts ladder from the ground. Pivots in

under lower beam to a position facing

the butt man. Raises ladder to a vertical

position using a hand under motion

along lower beam.

2.5 At this point he is in a position opposite

rungs on building side of ladder.

Takes position on street side of ladder

opposite butt man.

Figure 3


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Figure 4

3. COMMAND: "Extend Fly Ladder" - Figure 5


3.1 Snubs left beam with left toe, unties

knot, extends fly ladder to desired

height. Locks fly. (note C) (note B)

Takes boxer's stance, left foot forward

dead center between beams. Both hands

grasp beams on inner rail about shoulder

high. Steadies ladder as it is extended.

(Note A)

Figure 5 Figure 5A


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34

4. COMMAND: "Place Ladder Against Building" - Figure 6


4.1 Grasps both beams on inner rails about

shoulder high, steps backward lowering

ladder into building. Looks forward, not

upward.

Places left foot on center of bottom

rung, grasps rung at shoulder level with

both hands, palm down, looks up and

guides ladder into building.

4.2 Secures halyard by making clove hitch

and binder on taut part of rope above the

3rd rung.

Adjusts angle of ladder if necessary.

Figure 6


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35

5. COMMAND: "Carry Vertical Ladder" - Figure 7

5.1 Ladder is returned to vertical position in reverse order of the way it was placed

against the building.

5.2 Each man moves to his right, facing beams, grasps beam in front of him about headhigh with left hand, grasps 3rd rung from butt with right hand, palm up.

5.3 Man facing direction of travel gives command "Ready, Lift". Both men lift ladder a

few inches off ground.

5.4 Man facing direction of travel gives command "Prepare to carry". Both men set

themselves to carry ladder.

5.5 Member facing direction of travel gives command "Carry". Both men carry ladder to

objective. Man facing direction of travel looks alternately at tip and direction of

travel to avoid obstructions.

5.6 When ladder reaches objective, man facing direction of travel gives command

"Ready, halt". Both men halt. Place ladder on ground.

Figure 7


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36

6. COMMAND: "Secure Ladder" - Figure 8

Given by Butt Man when ladder is in vertical Position between commands or by man

having difficulty if ladder starts to get out of control

6.1 MEN FACING RUNGS: At command "Secure Ladder" each man grasps both beamsabout shoulder level, and simultaneously places ball of left foot on bottom rung with

side of foot against right beam, right foot is used as stabilizer. Both men exert

downward pressure with feet and hands.

6.2 If men are facing beams when secure command is given, rest ladder on ground if

necessary, each man grasps beam in front of him at eye level one hand on each rail

and exert a downward pressure, pivots to the left, and assumes secure position as in

step 6.1.

Figure 8


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37

7. COMMAND: "Lower Ladder to Street" - Figure 9

7.1 Ladder is returned to vertical position in reverse order of placing ladder against the

building.

7.2 Lower fly ladder where necessary in reverse order of extending procedure. Securehalyard.


7.3Butt man with back to building, places

foot closer to direction of lowering, on

lower ladder shoe. Other leg is extended

for leverage.

Stands facing beam on lower side of

ladder.

7.4Both hands grasp beam opposite raising

man, one hand on shoe in pushing

position, the other hand higher up on

beam in pulling position.

Grasps beam about head high with both

hands.

7.5Gives command "Ready, Lower". As

ladder is lowered, pushes with hand on

shoe and pulls with hand on beam, until

ladder reaches ground.

Pulls ladder so that it leans in his

direction. Lowers ladder with hand over

hand motion along lower beam.

7.6Gives command "Prepare To Step Out,"

when raising man approaches 1/3

distance from the tip.

Raising man keeps moving but is alert to

next command "Step out".

7.7Gives command "Step Out" when

raising man reaches 1/3 distance fromthe tip.

On command of butt man to step out

from under beam, turns to street side ofladder, facing tip, grasps upper beam on

inner rail and lowers ladder to ground.

Figure 9


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38

THREE MAN BEAM RAISE (1 Butt man, 2 Raising Men)

DUO-SAFETY 35' METAL EXTENSION LADDER

8. COMMAND: "Raise Ladder" - Figures 10 and 11

8.1 Ladder is positioned on beam parallel to building, fly facing away from building, butt

directly below objective.

BUTT MAN RAISING MEN

8.2 Takes position with back to building.

Foot (near tip) is placed on lower shoe.

Hand (nearer tip) grasps underside of

upper beam near 3rd rung, palm up.

Other hand grasps upper beam shoe

palm down. Other leg is extended forleverage.

Take position on the street side of the

ladder, about 1/3 the distance from the

tip, facing the tip. Taller man nearer tip.

8.3 Gives command "Prepare to Raise". Both do partial knee bend, grasp upper

beam on inner rail (near building) with

hand near building.

8.4 Gives command "Raise". As ladder is

being raised, pushes down with hand on

shoe and pulls up with hand on beam,

extends leg for leverage until ladder

reaches the vertical position.

Both lift ladder from the ground, then

pivot in under lower beam to position

facing the butt man. (Figure No. 10).

They raise ladder to a vertical position

using a hand under hand motion along

lower beam. As ladder nears vertical

position raising man nearer butt steps

out and proceeds to far side of the ladder

and faces the beam.

8.5 Is in position facing rungs, on building

side of ladder, ready to extend, carry, or

lower ladder into the building.

When ladder reaches vertical, both men

are facing opposite beams ready to

extend ladder or perform other

operations.


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39

Figure 10

Figure 11


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40

9. COMMAND: "Extend Fly Ladder" - Figure 12


9.1 Snubs left beam with left toe, unties

knot, extends fly to desired height, locks

fly. (Note C). See Figure 5 for correct

position of hands on halyard when

extending fly. (Note B).

Both men stand facing beams grasp

beams on rails of bed ladder with left

hand about head high and right hand

waist high. Feet are about two feet

apart. (Note A). Both men steady

ladder as it is extended. Look up.

Figure 12


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41

10. COMMAND: "Place Ladder Against Building" - Figure 13


10.1 Takes position on building side of ladder

facing raising men. Gives command

"Prepare to place ladder against

building".

Take position on street side of ladder,

facing butt man.

10.2 Grasps beam about shoulder high, gives

command "Place ladder". Steps

backward while looking forward,

lowering ladder into building.

Both men place foot near partner on

bottom rung and grasp rung shoulder

high, palms down. They guide ladder

into building as butt man steps back.

Look toward tip to avoid obstructions.

10.3 Does not look up as ladder angle is

being adjusted. Secure halyard as in two

man raise.

Adjust ladder if necessary.

Figure 13


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42

11. COMMAND: "Carry Vertical Ladder" Figure 14

11.1 Ladder is returned to vertical position in reverse order of placing procedure.


11.2 Grasps rungs just above head with hand

on side opposite of travel, palm down.

Other hand grasps 2nd rung from

bottom, palm up.

Each faces outside of beam nearer him.

Grasps beam about head high with left

hand, grasps 2nd rung from bottom with

right hand, palm up. (see foot note)*

11.3 Gives command "Ready, Lift". Looks

alternately from tip to direction of travel

to avoid obstructions and help maintain

ladder in straight position.

Both men lift ladder slightly off ground

and carry it to objective. Eyes are kept

looking at tip to avoid obstructions and

to maintain ladder in level position.

11.4 Gives command "Ready, Halt". Ladderis placed on ground. Both men halt and place ladder onground.

*NOTE:Taller men may grasp 3rd rung from bottom if this position is more comfortable.

However, both men must grasp same rung.

Figure 14


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43

12. COMMAND:"Secure Ladder" Figure 15

Given by Butt Man when ladder is in vertical position between commands or by man

having difficulty if Ladder starts to get out of control.

12.1 All men facing rungs:


12.2Grasps each beam about shoulder high,

places one foot on center of bottom

rung.

Each man grasps nearer beam with both

hands - left hand at eye level, right hand

12" below left. Places ball of foot

nearer partner on bottom rung against

beam in front of him, other foot is used

as a stabilizer.

12.3 All men exert downward pressure with hands and feet.

12.4 Raising men facing beams, butt man facing rungs:

12.5 At command ladder is reset on ground if necessary.


12.6 Same as in 12.2. Each grasps beam in front of him at eye

level, one hand on each rail exerting a

downward pressure, pivots into position

as in 12.2.

12.7 All men exert a downward pressure with hands and feet.

Figure 15


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44

13. COMMAND: "Lower Ladder to Street" - Figures 16 and 17

13.1 Ladder is returned to vertical position in the reverse manner it was placed against

building.

13.2 Lower fly ladder where necessary in the reverse manner of the extending procedure.

Secure halyard.


13.3 With back to building, places foot closer

to the direction of lowering on lower

ladder shoe. Other leg is extended for

leverage.

Taller man takes position facing beam

on lowering side of the ladder. Shorter

man stands next to him on street side.

13.4 Both hands grasp beam opposite raising

men. One hand on shoe in pushing

position. The other hand higher on the

beam in pulling position.

Taller man grasps beam about head high

with both hands. Shorter man stands by.

13.5 Gives command "Prepare to Lower". Taller man prepares to lower.

13.6 Gives command "Lower". As ladder is

lowered, pushes with hand on shoe and

pulls with hand on beam. Extends leg

for leverage until ladder reaches ground.

Taller man pulls ladder so that it leans in

his direction, lowers ladder in a hand

over hand motion along the lower beam.

As ladder is lowered, shorter man steps

in under same beam as taller man and

assists him in lowering ladder.

Figure 16


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45


13.7 When raising men approach one-third

distance from tip, gives command

"Prepare to step out."

Keep moving but be alert for the next

command to step out.

13.8 When raising men reach one thirddistance from the tip, gives command

"Step Out."

On command of butt man, both men stepout from under the beam, turn to street

side of ladder facing tip. Grasp upper

beam on inner rail and lower ladder to

ground.

Figure 17

NOTES:

A. Raising man keeps his hands clear of the moving fly ladder by grasping the side rails

of ladder beams furthest from him (toward building). His left toe must be dead center

to avoid descending fly.

B. When extending or lowering fly ladder, hands grasp halyard at right angles to

direction of pull to prevent rope from slipping through hand. (See Figure No. 5).

C. Halyard may be left untied if situation warrants. If time permits or if ladder is to berolled or carried vertically, the halyard must be secured on a rung by tying a clove

hitch and binder on the taut part of the rope.

D. This method prevents lower beam from bumping into leg as ladder is carried.

E. To insure smooth operation and avoid injury a preliminary command "Ready", or

"Prepare to" is used to alert members to the next command.


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46

14. COMMAND: "Raise Ladder from Position Flat on Ground, fly up,

perpendicular to building with both shoes against the

building".

Figures 18 and 19

This method is used when methods previously described are impracticable.One Man: All ladders except 35' Duo-Safety Metal Extension Ladder (Figure

18).

Two Men: 35' Duo-Safety Metal Extension Ladder (Figure 19).

14.1 Men(man) stand(s) at tip of ladder facing building, grasp top rung of ladder.

14.2 Swing(s) ladder up and steps in under ladder.

14.3 Move(s) toward building, raising ladder with a hand under hand motion on the beams,

(one man on each beam on Duo-Safety) until ladder is in vertical position against thebuilding, fly in.

14.4 Adjust ladder range.

Figure 18


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47

Figure 19

15. COMMAND: "Extend Fly Ladder"

15.1 With tip against building, one man snubs toe against left beam.

15.2 Unties knot, raises fly ladder to desired height.

15.3 Roll ladder to turn fly away from building. (This must be done even if ladder is not

extended).

15.4 Move ladder by rolling it along building where necessary. Readjust angle if required.

Rope must be re-tied before ladder is rolled.

BY ORDER OF THE FIRE COMMISSIONER AND THE CHIEF OF DEPARTMENT


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48

LM DOWN

PER SHOE

BUTT F.F. BACK to the BLDG

RAISING FIRE-FIGHTER

1/3FROM THE TIP STREET SIDE FACING TIP

RAISING THE LADDER

FOOT TOWARDS TIP ONLOWER SHOE OF LADDER

REAR LEG IS EXTENDEDFOR LEVERAGE

PALM DOWN

UPPER SHOE

PALM UP

Prepare to

Raise!!!

BUTT FIRE-FIGHTER

RAISING FIRE-FIGHTER

LIFTS LADDER & IS NOWFACING BUTT F.F.

RAISES LADDER USING HAND

*NEVER PLACE HANDS INSIDE RUNGS

WHEN RAISING OR LOWER A LADDER

RAISE!!!


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EXTENDING THE FLY LADDER

RAISING F.F. STEADIES LADDER BOXER STANCE LEFT FOOT FORWARD,

CENTER OF BEAMS

ON THE GROUND

HANDS GRASP BEAMS,SHOULDER HIGH,

&CLEAR OF THE FLY

BUTTFIRE-FIGHTER EXTENDS FLY SNUBS LEFT BEAM WITH LEFT TOE CRIMP THE HALYARD AT RIGHT

ANGLES TO PREVENT SLIPPAGE

HAND OVER HAND MOTION

SNUB LEFT BEAM WITH TOE

PLACE LADDER AGAINST BUILDING

BUTTFIRE-FIGHTER GRASP BEAMS,

SHOULDER HIGH

LOOKS FORWARD,NOT UPWARD

SECURES HALYARD

RAISING F.F. LEFT FOOT BOTTOM

RUNG,CENTER OF BEAMS

HANDS GRASP RUNGS,SHOULDER HIGH,

LOOKS UP &GUIDESLADDER

15 portable ladders

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