Where doors or gates open directly onto a stairway?
Doors and gates opening directly onto a stairway must have a platform that extends at least 20 inches (51 cm) beyond the swing of the door or gate . Metal pan landings and metal pan treads must be secured in place before filling.
Where doors or gates open directly on a stairway quizlet?
Door opens directly to a stairway . In those places where doors or gates open directly to a stairway , a platform must be provided that is at least 20 inches in width beyond the swing of the door . A platform’s swinging door has a potential fall of 10 feet.
For what applications can Ladders having a pitch in excess of 90 degrees from the horizontal be used?
For what application(s) can ladders having a pitch in excess of 90 degrees from the horizontal be used? For example , in conical sections of manholes , ladders having a pitch in excess of 90 degrees from the horizontal can be used. How far must ladder rungs be spaced from each other?
What must be done with a damaged portable ladder?
What must be done with a damaged portable ladder ? A competent person must inspect ladders for visible defects like broken or missing rungs. If a defective ladder is found, it must be immediately marked as defective , or tagged DO NOT USE, and removed from the jobsite immediately.
What is a good stair width?
In general public spaces a minimum of 44” (112 cm) must be met—providing ample space for one person and allowing the tight passage of two people. Comfortable two person stair widths range between 49” (125 cm) to 60” (152 cm). For three simultaneous users, a minimum of 74” (188 cm) is recommended .
What are portable ladders?
The ANSI standard A14. 2-1990 defines a portable ladder as “a ladder that can readily be moved or carried, usually consisting of side rails joined at intervals by step, rungs, cleats, or rear braces.” if they are fixed ladders , they are required to have fall protection at a length of 24 feet.
What are the top three OSHA cited ladder violations quizlet?
What are the top three OSHA – cited ladder violations ? Lack of worker training, Improper use of the top of step ladders , Not having a portable ladder extend three feet above the landing, View the image and decide whether it has good maintenance or bad maintenance.
How many feet must a ladder extend past the landing surface?
When going up or down a ladder workers should do all of the following?
When climbing up or down , always: Face the stepladder. Keep your body centered between side rails. Maintain three-point contact by keeping two hands and one foot, or two feet and one hand on a ladder always.
What is the maximum interval for a fixed ladder that only has a cage or well?
Response: Yes. The current OSHA standard, 29 CFR §1910.27(d)(1)(ii), requires that safety cages or wells shall be provided on ladders of more than 20 feet to a maximum unbroken length of 30 feet.
How far does a ladder need to be from the wall?
Use the 4-to-1 rule: Make sure the ladder is 1 foot away from the wall for every 4 feet that the ladder rises. For example, if the ladder touches the wall 16 feet above the ground, the feet /base of the ladder should be 4 feet from the wall.
At what height does a fixed ladder require a cage?
What is the 4 to 1 rule when using a ladder?
The base of the ladder should be placed so that it is one foot away from the building for every four feet of hight to where the ladder rests against the building. This is known as the 4 to 1 rule .
How many steps are required for a handrail?
When one person is carrying a stepladder How should the stepladder be positioned?
When used as a Stepladder : The ladder should be set-up close to the work. Never attempt to move the ladder without first descending, relocating the ladder, and then re-climbing. Do not attempt to mount the ladder from the side or step from one ladder to another unless the ladder is secured against sideways motion.