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Home Ground Ladders. Home Introduction Fire service ground ladders are essential in the performance...

Date post:26-Mar-2015
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Home Ground Ladders Slide 2 Home Introduction Fire service ground ladders are essential in the performance of many fireground and rescue scene functions. It is crucial that firefighters be knowledgeable of the characteristics and proper uses of fire service ground ladders. Slide 3 Home Objective The student will demonstrate a basic understanding of ground ladder operations, positioning of ground ladders, carrying ground ladders, raising ground ladders, and climbing ground ladders. Slide 4 Home Ground Ladder Skills Review Identify the purpose of fire service ground ladders. Identify parts of the ladder. Demonstrate proper placement and safe climbing technique. Raise portable ladders carried on apparatus. Climb correctly the full length of those ladders. Slide 5 Basic Parts Slide 6 Home Butt - The bottom end of a ladder; the end that is placed on the ground Slide 7 Home Spurs - Spikes attached to butt to prevent slippage Slide 8 Home Dogs(pawls) - Holds fly section in place Slide 9 Home Bed - Bottom section of extension ladder Slide 10 Home Beam - Main structural member of ladder Slide 11 Home Fly Section-Extendable section of ground extension ladder Slide 12 Home Halyard - Rope used in hoisting fly section(s) of extension ladders. Slide 13 Home Pulley - Small, Grooved wheel through which the halyard is drawn Slide 14 Home Rungs - Cross members that provide for footing Slide 15 Home Hooks - Secures roof ladder to roof peak Slide 16 Home Tip - Top of ladder Slide 17 Home Heat Sensor Label - Indicates if ladder has been subjected to high heat Slide 18 Ground Ladder Types Slide 19 Home Roof Ladder Single ladder with hooks at tip for anchoring to roof ridge. Distributes firefighters weight, prevents slipping. Length range from 12 to 24 feet. Slide 20 Home Folding Ladder- Commonly called attic ladders. May be folded and used in narrow spaces (attic access). Most common length is 10 feet. Slide 21 Home Combination Ladder May be used as a stepladder or single extension ladder. Lengths range from 8 to 14 feet Slide 22 Home Extension Ladder Adjustable in length, it consists of a bed section and one or more fly sections Slide 23 Home Ground Ladder Safety Always wear full protective clothing ALWAYS check for overhead obstructions Use proper ladder for proper job Use leg muscles when lifting Make sure ladder is at proper climbing angle Do Not overload ladder Slide 24 Home Always secure into ground ladders with leg lock or ladder belt when working off of Inspect for damage and wear after each use Make sure pawls are locked on extension ladders before climbing Use proper number of firefighters for each raise Always deploy second ladder for secondary means of egress.( opposite ends of building if possible) Slide 25 Home Proper Ladder Selection Before raising ground ladders, the firefighter must select the proper ladder for the job. Residential story - 8 to 10 ft. Commercial story - 12 ft Ladder should be extended 5 rungs above roof line, provides a means to see exit off roof. Slide 26 Home Place ladder even with top of window on the upwind side when used for ventilation or access from the side. Place ladder under windowsill for rescue. Place ladder directly in front of window when used to direct hose stream or to place a ventilation fan Slide 27 Home Ladder Selection Chart First Story Roof - 16 to 20 ft. Second Story Window - 20 to 28 ft. Second Story Roof - 28 to 35 ft. Third Story Window or Roof - 40 to 50 ft. Fourth Story Roof - Over 50 ft, will use aerial ladder. Slide 28 Home One Firefighter Low Shoulder Carry Slide 29 Home One Firefighter Low Shoulder Carry Slide 30 Home One Firefighter Single Ladder Raise Slide 31 Home One Firefighter Single Ladder Raise Slide 32 Home One Firefighter Single Ladder Raise Slide 33 Home One Firefighter Single Ladder Raise Slide 34 Home Two Firefighter Low Shoulder Carry Slide 35 Home Two Firefighter Low Shoulder Carry Slide 36 Home Two Firefighter Flat Raise Slide 37 Home Two Firefighter Flat Raise Slide 38 Home Two Firefighter Flat Raise Slide 39 Home Two Firefighter Arms Length On Edge Carry Slide 40 Home Two Firefighter Arms Length On Edge Carry Slide 41 Home Roof Ladder Deployment One Firefighter Slide 42 Home Roof Ladder Deployment One Firefighter Slide 43 Home Applying A Leg Lock On A Ground Ladder Apply leg lock to the opposite side that you are working from. Slide 44 Home Applying A Leg Lock On A Ground Ladder Note that on this leg lock the foot is around the beam instead of the rung. Slide 45 Home For more information on ground ladders please reference the following Firehouse.Com Training Zone - Drills of the Month (Ground Ladders) http://www.firehouse.com/training/drills/2000/ff4.html Essentials of Fire Fighting ( Fourth Edition) Chapter 9 Fire Service GROUND LADDERS (ninth edition)

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