related to the ladder and shall train each employee in the procedures to be followed to
minimize these hazards .
(2) An employer shall ensure that each employee has been trained by a competent
person in all of the following areas, as applicable: (a) The nature of fall hazards in the
work area .
(b) The correct procedures for erecting, maintaining, and disassembling the fall
protection systems to be used .
(c) The proper construction, use, and placement of, and care in handling,
(d) The maximum intended load-carrying capacities of ladders that are used .
(e) The rules contained in this part .
(3) Retraining shall be provided for each employee as necessary so that the
employee maintains the understanding and knowledge acquired through compliance
with these rules .
History: 1993 AACS.
R 408.41113 General requirements.
Rule 1113. (1) A ladder shall be provided at all personnel points of access if there is
a break in elevation of 19 inches (48 cm) or more and if a ramp, runway, sloped
embankment, stairway, or personnel hoist is not provided.
(2) When a building or structure has only 1 point of access between levels, that point
of access shall be kept clear to permit the free passage of employees. When work must be
performed or equipment must be used, that restricts the free passage of employees at the
point of access, an employer shall provide a second point of access and the access must
(3) When a building or structure has 2 or more points of access between levels, the
employer shall ensure at least 1 point of access is kept clear to permit the free passage of
(4) Employers shall provide and install all ladder fall protection systems that are
required by this part and shall comply with all other pertinent requirements of this part
before employees begin the work that necessitates the installation and use of ladders and
their respective fall protection systems.
(5) Ladder rungs, cleats, and steps shall be parallel, level, and uniformly spaced
when a ladder is in position for use.
(6) Rungs, cleats, and steps of portable ladders, except as provided in subrules (7)
and (8) of this rule, and fixed ladders shall be spaced not less than 10 inches (25 cm)
apart and not more than 14 inches (36 cm) apart, as measured between the center lines of
the rungs, cleats, and steps .
(7) Rungs, cleats, and steps of step stools shall be not less than 8 inches (20 cm)
apart and not more than 12 inches (31 cm) apart, as measured between center lines of the
rungs, cleats, and steps.
(8) Rungs, cleats, and steps of the base section of extension trestle ladders shall be
not less than 8 inches (20 cm), nor more than 18 inches (46 cm), apart, as measured
between center lines of the rungs, cleats, and steps. The rung spacing on the extension