Maximum Ladder Working Height
21 to 25 feet.
Maximum ladder working height. A stepladder is suited for work up to a height of about 10 feet. Even though the primary purpose of a ladder is to reach places that you cannot usually reach on your own all ladders are not the same. A step ladder should reach within four feet of the work area so the worker can stand on the rung and safely reach the work area. Types of ladders and their uses.
For a maximum reach of 23 27 feet you can see the ladder height required is 28 feet. 9 to 13 feet. This will allow enough length for proper setup overlap of ladder sections height restrictions of the highest standing level and where appropriate the extension of the ladder above the roof line. Extension ladder height maximum reach of extension ladder distance of base placement from wall highest point ladder will touch.
Well let s provide a not so easy answer in an easy list based on 29 cfr 1910 25 and 26 29 cfr 1926 does not specify maximum lengths for portable ladders but instead give very specific performance requirements that all ladders including job built ladders must meet. Stepladders determine the height of the stepladder needed based on the height of the work area. According to a health and safety executive report published in 2017 falls from height often involving the use of ladders accounted for 7 of all workplace injuries but a much more serious 28 of fatal accidents. Thinking about the maximum working height for ladders is something which anyone who often uses a ladder needs to do on a regular basis.
So if you don t need to reach a height of more than 12 feet than an 8 feet step ladder will suffice. The maximum work surface height of mobile ladder stands and platforms does not exceed four times the shortest base dimension without additional support. How tall step ladder do i need. Beyond that height extension ladders are better suited.
Extension ladders should be 7 to 10 feet longer than the highest support or contact point which may be the wall or roof line. Also step ladders can perfectly hold two people so two people can easily work together with a step ladder. For example a typical person can safely reach an 8 ceiling on a 4 ladder. 13 to 17 feet.
With a step ladder the maximum height you can reach height of the ladder 4 feet. Extension ladders should be 7 to 10 feet longer than the highest support or contact point which may be the wall or roof line. Hence for reaching a height of 25 feet you need a ladder height of 28 feet.