Fire Department Roof Ladder

Load with a 4 1 safety factor.
Fire department roof ladder. Joe hedges product manager for chassis and aerials at e one says that manufacturers have to carefully plan for the specific amount of equipment a fire department might want at a ladder tip or platform to maintain the aerial s structural design stability. The two firefighters on the garage roof come crashing down at about 50 into the vi. Roof ladders are straight ladders with folding metal hooks at the top. The roof report helps paint a picture that captures the whole structural package and provides the knowledge for the decisions that keep firefighters safe both above and below the fire.
Every fire apparatus will be equipped with at least two ground ladders. These hooks are used to secure the ladder to the peak of a peaked roof providing better footing to firefighters working on the roof. Duo safety extension and roof ladder models are all rated for 750 lb. This two step process makes certain the rung joints are as strong as the ladder beams and no looseness can develop.
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The ladder serves to disperse a firefighter s weight load over more square footage of the roof s surface. A ladder that is placed to the roof of a structure should be raised at least four to five rungs above the roof line to allow firefighters operating on the roof the ability to see the ladder and. Roof ladders range from 12 24 feet but 14 16 foot ladders are the most common.