Mich. Admin. Code R. 408.15144 - Rollover protection and cab guards
Rule 5144.
(1)
Each tractor, skidder, swing yarder, log stacker, and mechanical felling
device, such as a tree shears or feller-buncher, that is placed into initial
service after February 9, 1995, shall be equipped with falling object
protective structure (FOPS) or rollover protective structure (ROPS), or both.
The employer shall replace FOPS or ROPS that have been removed from any
machine.
Exception: This requirement does not apply to machines that are capable of 360 degree rotation.
(2) For each machine manufactured after
August 1, 1996, the FOPS shall be installed, tested, and maintained in
accordance with SAE J231, "Minimum Performance Criteria for Falling Object
Protective Structures (FOPS)," January 1981 edition, as adopted in
R
408.15102.
(3) For each machine manufactured after
August 1, 1996, the ROPS shall be installed, tested, and maintained in
accordance with SAE J1040, "Performance Criteria for Rollover Protective
Structures (ROPS) for Construction, Earthmoving, Forestry, and Mining
Machines," April 1988 edition, as adopted in
R
408.15102.
(4) For each machine manufactured after
August 1, 1996, the ROPS and FOPS shall be in compliance with the requirements
of SAE J397, "Deflection Limiting Volume-ROPS/FOPS Laboratory Evaluation,"
April 1988 edition, as adopted in
R
408.15102.
(5) A protective structure shall not impede
the operators normal movements.
(6)
In addition to the rollover protection, the upper portion of the cab of mobile
equipment shall have both of the following:
(a) A screen brush guard on all 4 sides,
except for doorways. The front, rear, and side brush screen shall be 1/4-inch
wire, or equivalent, and have not more than a 2-inch mesh.
(b) An overhead canopy guard or solid
material that extends the full width and length of the canopy.
(7) The lower portion of a cab of
mobile equipment shall be enclosed with solid material, except at an entrance,
to prevent objects from entering the cab. The entrance shall be not less than
52 (1.3m) inches in vertical height from the floor of the cab.
(8) An enclosure of the upper portion of each
cab shall allow maximum visibility. Where glass is used on a cab, it shall be
safety glass or an equivalent.
An additional metal screen shall be used where there is exposure to falling or flying objects. Provision shall be made to clean glass to assure adequate visibility.
(9) Transparent material that may create a
hazard for the operator, such as cracked, broken, or scratched safety glass,
shall be replaced.
(10) A deflector
shall be installed in front of each cab to deflect whipping saplings and
branches. A deflector shall be located so as not to impede visibility and
access to the cab.
(11) Each
machine operated near cable yarding operations shall be equipped with sheds or
roofs that are strong enough to provide protection from breaking
lines.
(12) Each forklift shall be
equipped with an overhead guard that is in compliance with the requirements of
ASME B56.6 "Safety Standard for Rough Terrain Forklift Trucks," 1992 edition
with addenda, as adopted in
R
408.15102.
(13) Machine access systems that are in
compliance with the specifications of SAE J185, "Recommended Practice for
Access Systems for Off-Road Machines," June 1988 edition, as adopted in
R
408.15102, shall be provided for each machine where
the operator or any other employee must climb onto the machine to enter the cab
or to perform maintenance.
(14)
Each machine cab shall have a second means of egress.
(15) ROPS shall be tested, installed, and
maintained in serviceable condition.
Notes
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