13-11 Elevating Devices Flashcards
Fall arrest?
safety system comprised of safety harness and lanyard used on aerial platforms
Fall restraint
safety system comprised of safety belt used on aerials
Fall protection
either a fall restraint or fall arrest safety system
What side must be worked off of if aerial placement is not level?
high side
What must be considered when evaluating ground placement of aerials? (6)
- level/ stable
- hot/ soft asphalt
- soft earth/ ground erosion caused by water run-off
- frozen ground thawing
- underground garages/ parking ramps
- manhole covers/ sewer pipes
What are other considerations for aerial placement? (7)
- req’d ops
- placement near corner of structure
- overhead obstructions
- outriggers allowance
- exclusion zones
- curbs
- open construction areas
What are considerations to condider when positioning an aerial? (4)
- apply parking brake immediately after placement
- ensure front wheels are straight and chocked
- outriggers deployed
- operator use good judgement
Who is in control of operating the elevating device in normal conditions?
driver
What are the locations elevating devices can be controlled? (4)
- turnatable
- side mount
- rear mount
- platform
When is s mid-shipper spotter req’d?
until elevating device is free and clear of all body components
What form of communications does driver maintain with other personnel when operating elevating devices? (2)
- maintain constant communnications w/ any personnel using elevating device
- notify personnel when additional personnel shall be climbing and/ or moving ladder
When shall water curtain be used?
anytime there is potential for heat damage
What must be used when using side/ rear mounted controls?
slide- out step
How mmany drivers req’d during aerial operations?
2
- one on pump panel an one to operate and monitor the platform from turntable
How many FF req’d to assist rescued civilians?
1
What shall be turned off when FF/ civilians are boarding/ exiting platform?
power switch
When does low breathing air alarm and low airl ight activate?
at 20% of system pressure
When shall communication be made with IC in regards to waterway procedures? (2)
- initial activation or
2. any change to a master stream
What is the safe working distance maintained between elevated master stream and personnel?
10m
What shall be established anytime an elevated master stream is directed at any structure?
exclusion zone
What should be done after using waterway to drain it? (2)
- raise waterway to 90degrees vertical
2. open waterway drains
What needs to be done to avoid potential amage from freezing when draiing waterway?
leave all drains in open position
What is the max. wind speed elevating devices can be used?
55kph
What must be aligned before climbing an elevating device?
rungs
What are considerations when bedding elevating device? (2)
- use low idle only
2. when seated, exert 1000- 1200psi downward pressure
What is extra downward pressure exerted after bedding ladder?
stops ladder from bouncing when driving
What shall driver be responsible for when operating elevating device, in regards to safety? (2)
- following operators Manual
2. following manufacturer’s Safe Load and Reach Chart
Whose responsibility is it to wear fall protection when working from elevating device?
all personnel
