reglab/statecodes huggingface dataset:
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-30015 - Before use inspections and tests

Current through Register Vol. 24-14, July 15, 2024
You must complete the inspections and tests
				contained in Table 1, Before Use Inspections and Tests, before
				allowing persons to use the platform.
Table 1
Before Use Inspections and Tests
What:
When:
Inspection and test requirements:
Working platforms and their components
* Before every use
and
* After each occurrence which might affect
						  the platform's structural integrity
Inspect for visible defects
Suspension wire ropes
* Before every use
and
* After each occurrence which might affect
						  the wire rope's integrity
Visible inspection by a competent person for
						defects and gross damage
Governors and secondary brakes
Before use each day
Test before use. If testing is not feasible,
						visually inspect the brake to make sure it is free to operate
Hoists
Each day before lowering personnel below the top
						elevation of the building
Test in the lifting direction with the intended
						load to make sure it has sufficient capacity to raise personnel back
						to the boarding level
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-30015, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-30025 - Reshackling and resocketing wire ropes

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure the nondrum
			 ends of hoisting wire ropes are reshackled or, if the rope uses
			 poured socket fastenings, resocketed at intervals not exceeding
			 twenty-four months.
(2)
			 You must make sure enough rope is cut from the end of the rope during
			 reshackling or resocketing to remove any damaged or fatigued
			 portions.
(3) You must
			 make sure resocketed ropes meet the requirements of Suspension wire
			 ropes and rope connections, WAC
			 296-870-70085.
(4) You must make sure limit
			 switches affected by resocketed ropes are reset if
			 necessary.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-30025, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-30030 - Disabling safety or electrical protective devices

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure no person
			 renders any required safety devices or electrical protective devices
			 inoperative unless necessary for tests, inspections, or maintenance.
(2) You must restore any
			 disabled devices to normal operating condition immediately after the
			 test, inspection or maintenance is completed.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-30030, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-400 - Section contents

Current through Register Vol. 24-14, July 15, 2024
Summary
Your responsibility:
To train employees who operate or inspect powered
				platforms.
You must meet the requirements ...
in this section:
General training
WAC
						296-870-40005
Emergency action plan
WAC
						296-870-40010
Certification
WAC
						296-870-40015
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-400, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-40005 - General training

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure employees
			 are trained by a competent person.
(2) You must train employees who
			 operate powered platforms in all of the following:
(a) Recognizing safety hazards and
			 the preventative measures to control or minimize hazards that are
			 associated with:
(i) Using powered
			 platforms, including those that apply to the specific platform they
			 will be operating; and
(ii) Their individual work
			 tasks.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-40010 - Emergency action plan

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure a written
			 emergency action plan is developed and implemented for each kind of
			 working platform operation that contains at least both of the
			 following:
(a) An explanation of
			 the emergency procedures to be followed in the event of any of the
			 following situations:
(i) Power
			 failure;
(ii) Equipment
			 failure;
(iii) Other
			 emergencies which may be encountered.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-40015 - Certification

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must certify in writing that employees have been trained in operating
			 and inspecting a working platform.
(2) You must make sure training
			 certifications are:
(a) Prepared
			 when the employee has completed training; and
(b) Contain all of the following:
(i) Name of the person
			 trained;
(ii) Signature
			 of the person who conducted the training;
(iii) Date training was completed.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-500 - Section contents

Current through Register Vol. 24-14, July 15, 2024
Summary
Important:
This section applies to permanent powered platform
				installations that meet
all
of the following:
(1) The installation was completed
			 between August 27, 1971, and July 24, 1990;
(2) There has been no major
			 modification to the installation after July 23, 1990; and
(3) The working platforms use
			 electric-powered, winding drum type hoisting machines.
Note:
1. Platforms operated by other types of
							 power and using other types of hoisting machines are allowed if they:
(a) Have adequate protective devices for
							 the type of power used; and
(b) Provide reasonable safety for persons
							 using or exposed to the equipment.
2.Other types of hoisting machines
							 include, but are not limited to, machines such as traction drum
							 hoisting machines, air powered machines, hydraulic powered machines,
							 and internal combustion machines.
Your responsibility:
To make sure powered platform installations completed
				between August 27, 1971, and July 24, 1990, meet these building and
				equipment requirements.
You must meet the requirements ...
in this section:
Design, construction, and installation
WAC
						296-870-50005
Fall protection
WAC
						296-870-50010
Electrical
WAC
						296-870-50015
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-500, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-50005 - Design, construction, and installation

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure powered
			 platforms designated as Type F meet all the requirements in Part II
			 of ANSI A120.1-1970, American National Standard Safety Requirements
			 for Powered Platforms for Exterior Building Maintenance.
(2) You must make sure powered
			 platforms designated as Type T meet all the requirements in Part III
			 of ANSI A120.1-1970 American National Standard Safety Requirements
			 for Powered Platforms for Exterior Building Maintenance except for
			 section 28, Safety belts and lifelines.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-50005, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-50010 - Fall protection

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure the fall protection system of both Type F and Type T
			 powered platforms meet the requirements of chapter 296-880 WAC,
			 Unified safety standards for fall protection.
(2) You must make sure working
			 platforms have permanent guardrails that meet all of the following
			 requirements:
(a) Guardrails on the
			 building side (front) of the platform have a top rail that is not
			 less than thirty-nine inches and not more than forty-five inches
			 high.
(b) Guardrails on
			 the other three sides have a top rail that is not less than
			 forty-five inches high.
(c) Top rails are able to withstand
			 a force of at least two hundred pounds.
(d) Guardrails have a midrail
			 around the entire platform between the top rail and the toeboard.
Reference:
Ramps and walkways that are four feet (1.2 m) or
						more above a lower level need to have a guardrail system. These
						requirements are found in chapter 296-880 WAC, Unified safety
						standards for fall protection.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-50015 - Electrical

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure electrical wiring and equipment meets the requirements
			 of the National Electric Code, NFPA 70-1987, ANSI C1-1987, except as
			 modified by ANSI A120.1-1970 American National Standard Safety
			 Requirements for Powered Platforms for Exterior Building Maintenance.
(2) You must make sure
			 runway conductor systems are:
(a)
			 Designed for use in exterior locations; and
(b) Located to prevent contact with
			 water or accumulated snow.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-600 - Section contents

Current through Register Vol. 24-14, July 15, 2024
Summary
Important:
This section applies to permanent powered platform
				installations that meet
either
of the following:
(1) Were completed after July 23,
			 1990;
OR
(2) Have had major modifications
			 done to an existing installation after July 23, 1990.
Note:
If affected parts of the building meet the
							 requirements of the edition of American National Standard
							 Institute/American Society of Mechanical Engineers ANSI/ASME A120.1,
							 Safety Requirements for Powered Platforms for Building Maintenance,
							 that was in effect when the powered platform installation was
							 completed, they will be considered to meet the requirements of this
							 section.
Your responsibility:
To make sure new powered platform installations meet
				these building requirements.
You must meet the requirements ...
in this section:
Design
WAC
						296-870-60005
Stabilization systems
WAC
						296-870-60010
Intermittent stabilization system
WAC
						296-870-60015
Button guide stabilization system
WAC
						296-870-60020
Stabilization system using angulated roping and
						building face rollers
WAC
						296-870-60025
Cable stabilization
WAC
						296-870-60030
Electrical
WAC
						296-870-60035
Guarding roofs and other elevated areas
WAC
						296-870-60040
Moving equipment
WAC
						296-870-60045
Repair and maintenance
WAC
						296-870-60050
Communications
WAC
						296-870-60055
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-600, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60005 - Design

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure structural supports, tie-downs, tie-in guides,
			 anchoring devices and any affected parts of the building included in
			 the installation are designed by, or under the direction of, a
			 registered professional engineer experienced in such
			 design.
(2) You must make
			 sure affected parts of the building are capable of sustaining all the
			 loads imposed by the equipment.
(3) You must make sure exterior
			 installations are capable of withstanding prevailing climatic
			 conditions.
(4) You must
			 make sure the affected parts of the building allow employees to use
			 the equipment without being exposed to a hazardous
			 condition.
(5) You must
			 make sure the building design and installation provides:
(a) Safe access to and egress from
			 the equipment; and
(b)
			 Sufficient space to conduct maintenance of the equipment.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60010 - Stabilization systems

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure the exterior
			 of each building is provided with at least one of the following
			 stabilization systems:
(a)
			 Continuous tie-in guides;
(b) Intermittent stabilization
			 system;
(c) Button guide
			 stabilization system;
(d)
			 System using angulated roping and building face rollers;
(e) System equivalent to a
			 continuous tie-in guide system.
EXEMPTION:
* Tie-in guides may be eliminated for not
							 more than seventy-five feet (22.9 m) of the uppermost elevation of
							 the building if:
1. Using tie-in guides there is not
							 feasible due to building design;
AND
2. Angulated roping is used that provides a
							 stabilizing force of at least ten pounds (44.4 n) under all
							 conditions of loading.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60015 - Intermittent stabilization system

Current through Register Vol. 24-14, July 15, 2024
Note:
This system may be used with a continuous
							 tie-in guide system on the same building as long as the requirements
							 for each system are met.
(1) You
			 must make sure an intermittent stabilization system:
(a) Keeps the equipment in constant
			 contact with the building;
and
(b) Prevents sudden horizontal
			 movement of the platform.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60020 - Button guide stabilization system

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure the guide
			 buttons are:
(a) Coordinated with
			 the platform guide tracks and other platform-mounted equipment;
and
(b) Located on the building so they
			 properly engage the guide tracks mounted on the platform.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60025 - Stabilization system using angulated roping and building face rollers

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure a
			 stabilization system using angulated roping and building face rollers
			 does all of the following:
(a)
			 Keeps the equipment in continuous contact with the building
			 face;
(b) Prevents sudden
			 horizontal movement of the platform; and
(c) Maintains a stabilizing force
			 of at least ten pounds (44.4 n) against the face of the building.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60030 - Cable stabilization

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure hanging
			 lifelines and all other cables not in tension are stabilized after
			 the initial two hundred feet (61 m) of vertical travel of the working
			 platform and every two hundred feet (61 m) thereafter.
(2) You must make sure hanging
			 cables which are in constant tension, other than suspended wire
			 ropes, are stabilized after an initial six hundred feet (183 m) of
			 vertical travel of the working platform and at intervals of six
			 hundred feet (183 m) or less thereafter.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-60030, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60035 - Electrical

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure, when full load is applied to the equipment power
			 circuit, that the building electrical wiring does not allow more than
			 a five percent voltage drop from the building service vault voltage
			 at any power circuit outlet used by the powered platform
			 installation.
(2) You must
			 make sure the equipment power circuit is provided with a disconnect
			 switch that is all of the following:
(a) Able to be locked in either the
			 "off" or "on" position;
(b) Conveniently located with
			 respect to the primary operating area of the equipment to allow
			 equipment operators access to the switch; and
(c) Locked in the "on" position
			 when the equipment is being used.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60040 - Guarding roofs and other elevated areas

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure employees
			 working on a roof or other elevated working area four feet (1.2 m) or
			 more above an adjacent safe surface are protected by a perimeter
			 guarding system.
Reference:
Requirements for the perimeter guarding system
						are found in chapter 296-880 WAC, Unified safety standards for fall
						protection.
(2) You must make sure the inboard
			 face of the perimeter guard is:
(a)
			 Not more than six inches (152 mm) inboard of the inside face of a
			 barrier such as the parapet wall or roof edge curb; and
(b) Not more than eighteen inches
			 (457 mm) from the face of the building.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60045 - Moving equipment

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure all
			 carriages and carriage-supported equipment can be traversed to a safe
			 area for storage and maintenance.
(2) You must make sure operational
			 areas for trackless type equipment have structural stops, such as
			 curbs, to prevent equipment from traveling outside its intended
			 travel area.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-60045, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60050 - Repair and maintenance

Current through Register Vol. 24-14, July 15, 2024
You must make sure repair or major maintenance of
				parts of the building that provide primary support for suspended
				equipment does not affect the ability of the building to meet the
				requirements of this chapter.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-60050, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-60055 - Communications

Current through Register Vol. 24-14, July 15, 2024
You must make sure an effective two-way voice
				communication system is provided between the equipment operators and
				persons stationed within the building.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-60055, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-700 - Section contents

Current through Register Vol. 24-14, July 15, 2024
Summary
Important:
This section applies to permanent powered platform
				installations that meet either of the following:
(1) Were completed after July 23,
			 1990;
OR
(2) Have had major modifications
			 done to an existing installation after July 23, 1990.
Note:
If the powered platform equipment meets
							 the requirements of the edition of American National Standard
							 Institute/American Society of Mechanical Engineers ANSI/ASME A120.1,
							 Safety Requirements for Powered Platforms for Building Maintenance,
							 that was in effect when the powered platform installation was
							 completed, it will be considered to meet the requirements of this
							 section.
Your responsibility:
To make sure equipment used with new powered platform
				installations meets these requirements.
You must meet the requirements ...
in this section:
Design and construction
WAC
						296-870-70005
Carriages
WAC
						296-870-70010
Carriage strength and stability
WAC
						296-870-70015
Carriage traversing
WAC
						296-870-70020
Transportable outriggers
WAC
						296-870-70025
Davits
WAC
						296-870-70030
Hoisting machines
WAC
						296-870-70035
Suspended equipment strength and stability
WAC
						296-870-70040
Suspended equipment guardrail system
WAC
						296-870-70045
Suspended working platforms and manned platforms
						used on supported equipment
WAC
						296-870-70050
Working platform fall protection
WAC
						296-870-70055
Two- and four-point suspended working platforms
WAC
						296-870-70060
Ground-rigged working platforms
WAC
						296-870-70065
Intermittently stabilized working platforms
WAC
						296-870-70070
Button guide stabilized working platforms
WAC
						296-870-70075
Supported equipment
WAC
						296-870-70080
Suspension wire ropes and rope connections
WAC
						296-870-70085
Control circuits, power circuits and electrical
						protective devices
WAC
						296-870-70090
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-700, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70005 - Design and construction

Current through Register Vol. 24-14, July 15, 2024
This section applies to equipment which is part of a
				powered platform installation, such as platforms, stabilizing
				components, carriages, outriggers, davits, hoisting machines, wire
				ropes and electrical components.
(1) You must make sure equipment
			 installations are designed by, or under the direction of, a
			 registered professional engineer experienced in such design.
(2) You must make sure
			 the design uses a minimum live load of two hundred fifty pounds
			 (113.6 kg) for each occupant of a suspended or supported
			 platform.
(3) You must
			 make sure equipment exposed to wind when not in service is designed
			 to withstand loads generated by winds of at least one hundred miles
			 per hour (44.7 m/s) at thirty feet (9.2 m) above grade.
(4) You must make sure equipment
			 exposed to wind when in service is designed to withstand loads
			 generated by winds of at least fifty miles per hour (22.4 m/s) for
			 all elevations.
(5) You
			 must make sure elevated building maintenance equipment is suspended
			 by one of the following:
(a) A
			 carriage;
(b)
			 Outriggers;
(c)
			 Davits;
(d) An equivalent
			 method.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70010 - Carriages

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure each carriage work station is identified by location
			 markings or position indicators.
(2) You must make sure means are
			 provided to lock out the power supply for the carriage.
(3) You must make sure safe access
			 to and egress from the carriage is provided from a safe
			 surface.
(4) You must
			 make sure any carriage access gate is either:
(a) Self-closing and self-latching;
or
(b) Provided with an interlock.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70015 - Carriage strength and stability

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure roof
			 carriage system stability is obtained by using gravity, attachment to
			 a structural support, or a combination of gravity and structural
			 attachment.
(2) You must
			 never use a material that can flow as a counterweight to achieve
			 stability.
(3) You must
			 make sure the stability factor against overturning for horizontal
			 traversing of the carriage, including wind and impact effects, is not
			 less than two.
(4) You
			 must make sure carriages and their anchorages can resist accidental
			 over-tensioning of the wire ropes suspending the platform. Include in
			 the calculation the effect of one and one-half times the stall load
			 of the hoist.
(5) You
			 must make sure all parts of the powered platform installation can
			 withstand, without damage, the forces resulting from a load equal to
			 the stall load of the hoist and one-half of the wind load.
(6) You must make sure roof
			 carriages which develop the required stability against overturning by
			 using tie-down devices secured to the building have an interlock
			 which will prevent vertical platform movement unless the tie-down is
			 engaged.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-70015, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70020 - Carriage traversing

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure carriages
			 used to suspend powered platforms meet all of the following:
(a) The horizontal movement of the
			 carriage is controlled to permit it to be moved safely and to allow
			 accurate positioning of the platform for vertical travel or
			 storage;
(b) Structural
			 stops and curbs are provided to prevent traversing of the carriage
			 beyond its designed limits of travel;
(c) Powered carriages are limited
			 to a maximum traversing speed of fifty feet per minute (0.3
			 m/s);
(d) Manually
			 propelled carriages on a smooth level surface require a horizontal
			 force of not more than one hundred pounds (444.8 n) per person to
			 initiate a traversing movement.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70025 - Transportable outriggers

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure
			 transportable outriggers are only used when all of the following are
			 met:
(a) They are used with
			 self-powered, ground-rigged working platforms;
(b) The point of suspension is not
			 higher than three hundred feet (91.5 m) above a safe
			 surface;
(c) A tie-in
			 guide stabilization system is provided.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70030 - Davits

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure all davit installations are designed and installed to
			 have a stability factor against overturning of not less than four.
(2) You must make sure
			 access to and egress from the working platform of roof rigged davit
			 systems:
(a) Is from a safe
			 surface;
and
(b) Does not require persons to
			 climb over a building parapet or guardrail.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70035 - Hoisting machines

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure suspended or
			 supported equipment is raised or lowered only by a hoisting
			 machine.
(2) You must
			 make sure each hoisting machine is all of the following:
(a) Powered only by air, electric,
			 or hydraulic sources;
(b)
			 Capable of raising or lowering one hundred twenty-five percent of the
			 rated load of the hoist;
(c) Able to arrest any overspeed
			 descent of the load.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70040 - Suspended equipment strength and stability

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure each
			 suspended unit component is:
(a)
			 Capable of supporting, without failure, at least four times the
			 maximum intended live load applied or transmitted to it;
and
(b) Constructed of materials that
			 will withstand the anticipated weather conditions.
EXEMPTION:
The strength requirement does not apply to
							 suspension ropes and guardrail systems.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70045 - Suspended equipment guardrail system

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure each working
			 platform of a suspended unit has a guardrail system on all sides that
			 consists of a top guardrail, midrail, and a toeboard.
(2) You must make sure the top
			 guardrail is:
(a) At least
			 thirty-eight inches (950 mm) high;
and
(b) Able to withstand at least a
			 two hundred pound (890 n) force in any downward or outward direction.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70050 - Suspended working platforms and manned platforms used on supported equipment

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure the width of
			 the working platform is:
(a) At
			 least twenty-four inches (610 mm); and
(b) Allows a minimum of a
			 twelve-inch (305 mm) wide passage at or past any obstruction on the
			 platform.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70055 - Working platform fall protection

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure a secondary
			 wire rope suspension system which prevents the platform from falling
			 if the primary means of support fails is provided on:
(a) Working platforms that contain
			 overhead structures which restrict emergency egress;
and
(b) Single-point suspended working
			 platforms.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70060 - Two- and four-point suspended working platforms

Current through Register Vol. 24-14, July 15, 2024
Important:
In addition to these requirements, you also need to
				meet the requirements of both of the following sections in this
				chapter:
1.Suspended working
			 platforms and manned platforms used on supported equipment, WAC
			 296-870-70050;
2.Working platform fall protection,
			 WAC
			 296-870-70055.
(1) You must make sure an emergency
			 electric operating device is provided on roof powered platforms that:
(a) Can be used if either the
			 normal operating device located on the platform or the cable
			 connected to the platform fails;
and
(b) Is mounted in a secured
			 compartment near the hoisting machine.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70065 - Ground-rigged working platforms

Current through Register Vol. 24-14, July 15, 2024
In addition to these requirements, you also need to
				meet the requirements of both of the following sections in this
				chapter:
1.Suspended working
			 platforms and manned platforms used on supported equipment, WAC
			 296-870-70050;
2.Working platform fall protection,
			 WAC
			 296-870-70055.
You must make sure, after each day's use,
				ground-rigged working platforms are:
(1) Disconnected from the power
			 supply within the building;
and
(2) Disengaged from its suspension
			 points or secured and stored at grade.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70070 - Intermittently stabilized working platforms

Current through Register Vol. 24-14, July 15, 2024
In addition to these requirements, you also need to
				meet the requirements of both of the following sections in this
				chapter:
1.Suspended working
			 platforms and manned platforms used on supported equipment, WAC
			 296-870-70050;
2.Working platform fall protection,
			 WAC
			 296-870-70055.
(1) You must make sure each
			 stabilizer tie is equipped with a "quick connect - quick disconnect"
			 device for attachment to the building anchor that:
(a) Cannot be accidentally
			 disengaged;
and
(b) Is resistant to adverse
			 environmental conditions.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70075 - Button guide stabilized working platforms

Current through Register Vol. 24-14, July 15, 2024
In addition to these requirements, you also need to
				meet the requirements of both of the following sections in this
				chapter:
1.Suspended working
			 platforms and manned platforms used on supported equipment, WAC
			 296-870-70050;
2.Working platform fall protection,
			 WAC
			 296-870-70055.
(1) You must make sure two guide
			 tracks are mounted on the platform and provide continuous contact
			 with the building face.
(2) Make sure each guide track on
			 the platform meets all of the following:
(a) Engages a minimum of two guide
			 buttons during any vertical travel of the platform after the initial
			 button engagement;
(b) Is
			 sufficiently maneuverable by platform occupants to permit easy
			 engagement of the guide buttons;
(c) Can be easily moved into and
			 out of its storage position on the platform.
(3) You must make sure each guide
			 track on the platform of a roof-rigged system has a storage position
			 on the platform.
(4) You
			 must make sure load carrying components of the button guide
			 stabilization system which transmit the load into the platform are
			 either:
(a) Able to support the
			 weight of the platform;
or
(b) Are prevented by the guide
			 track connectors or platform attachments from having the weight of
			 the platform transmitted to the platform
			 attachments.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70080 - Supported equipment

Current through Register Vol. 24-14, July 15, 2024
Important:
Manned platforms used on supported equipment need to
				meet all the requirements, except the inboard to outboard roll
				limitation, of suspended working platforms and manned platforms used
				on supported equipment, WAC
				296-870-60050.
(1) You must make sure supported
			 equipment uses means other than friction to maintain a vertical
			 position relative to the face of the building.
(2) You must make sure cog wheels
			 or equivalent means are incorporated to provide climbing traction
			 between the supported equipment and the building guides.
(3) You must make sure additional
			 guide wheels or shoes are incorporated as necessary to keep the drive
			 wheels continuously in positive engagement with the building
			 guides.
(4) You must make
			 sure that, at the point where the drive wheels enter the building
			 guides, proper alignment is maintained using launch guide mullions
			 that are:
(a) Indexed to the
			 building guides;
and
(b) Retained in alignment with the
			 building guides.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70085 - Suspension wire ropes and rope connections

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure each
			 specific installation uses suspension wire ropes and connections or
			 combination cable and connections meeting the specifications
			 recommended by the hoisting machine manufacturer.
(2) You must make sure connections
			 are capable of developing at least eighty percent of the rated
			 breaking strength of the wire rope.
(3) You must make sure each
			 suspension rope has a design factor of at least ten.
(4) You must make sure the minimum
			 grade of suspension wire rope used is improved plow steel or
			 equivalent.
(5) You must
			 make sure suspension wire ropes are sized to conform with the
			 required design factor, but never less than 5/16 inch (7.94 mm) in
			 diameter.
(6) You must
			 make sure there is not more than one reverse bend in six wire rope
			 lays.
(7) You must make
			 sure a suspension wire rope that is to be used at a specific
			 location, and will remain at that location, has a corrosion-resistant
			 tag that:
(a) Is securely attached
			 to one of the wire rope fastenings;
and
(b) Bears the following wire rope
			 information:
(i) Diameter in inches
			 or millimeters (mm);
(ii)
			 Construction classification;
(iii) Whether nonpreformed or
			 preformed;
(iv) Grade of
			 material;
(v)
			 Manufacturer's rated strength;
(vi) Manufacturer's name;
(vii) Month and year the ropes were
			 installed;
(viii) Name of
			 the person or company which installed the ropes.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-70090 - Control circuits, power circuits and electrical protective devices

Current through Register Vol. 24-14, July 15, 2024
Reference:
Unless otherwise specified in this chapter,
							 make sure electrical wiring and equipment meet the requirements of
							 Electrical, Part L in the General safety and health standards,
							 chapter 296-24 WAC.
(1) You
			 must make sure electrical runway conductor systems are:
(a) Designed for use in exterior
			 locations;
and
(b) Located so they do not come in
			 contact with accumulated snow or water.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-870 - Powered platforms › Section 296-870-800

Current through Register Vol. 24-14, July 15, 2024
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  47.17.060. 06-19-075,
				  § 296-870-800, filed 9/19/06, effective
				  1/1/07.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-100 - Scope

Current through Register Vol. 24-14, July 15, 2024
This chapter applies to suspended and supported
				scaffolds, including their supporting structure and anchorage
				points.
EXEMPTION:
This chapter does not apply to:
1. Manually propelled elevating work
							 platforms;
2. Self-propelled elevating work platforms;
3. Boom-supported elevating work platforms;
4. Aerial lifts;
5. Crane or derrick suspended personnel
							 platforms;
6. Personnel platforms supported by powered
							 industrial trucks (PITs).
Reference:
Additional requirements for the following
							 types of platforms are found in the general safety and health
							 standards, chapter 296-24 WAC. Go to the following sections:
1. For elevating work platforms and aerial
							 lifts, go to elevating work platforms, WAC 296-24-875;
2. For crane or derrick suspended personnel
							 platforms, go to WAC
							 296-24-23533;
3. For personnel platforms supported by
							 powered industrial trucks (PITs), go to chapter 296-863
							 WAC.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  49.17.060. 07-17-026,
				  § 296-874-100, filed 8/7/07, effective 10/6/07; 05-01-054,
				  § 296-874-100, filed 12/7/04, effective
				  3/1/05.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20002 - Make sure scaffolds are properly designed and constructed

Current through Register Vol. 24-14, July 15, 2024
(1) You
			 must make sure scaffolds are:
(a)
			 Designed by a qualified person; and
(b) Constructed according to that
			 design.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20004 - Make sure scaffolds are erected, moved, altered, or dismantled by qualified persons

Current through Register Vol. 24-14, July 15, 2024
You must make sure scaffolds are erected, moved,
				altered, or dismantled only when the work is:
(1) Supervised and directed by a
			 competent person qualified in scaffold erection, moving, dismantling,
			 or alteration; and
(2)
			 Done by experienced and trained employees selected by the competent
			 person.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  49.17.060. 05-01-054,
				  § 296-874-20004, filed 12/7/04, effective
				  3/1/05.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20006 - Maintain structural integrity when intermixing scaffold components

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure intermixed
			 scaffold components:
(a) Fit
			 together without force; and
(b) Maintain the scaffold's
			 structural integrity.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20008 - Make sure platforms are properly planked or decked

Current through Register Vol. 24-14, July 15, 2024
(1) You must fully plank or deck
			 each platform between the front uprights and the guardrail supports
			 on all working levels of a scaffold so that there is no more than one
			 inch (2.5 cm):
(a) Between adjacent
			 units; and
(b) Between
			 the platform and the uprights.
EXEMPTION:
1. There may be more than one inch between
							 platform units if all of the following are met:
a. You can demonstrate that a wider space
							 is necessary, such as to fit around uprights when side brackets are
							 used to extend the platform width;
b. The platform is planked or decked as
							 fully as possible;
c. The open space between the platform and
							 the guardrail supports is nine and one-half inches (24.1 cm) or less.
2. Platforms used solely as walkways or
							 only by employees erecting or dismantling scaffolds do not have to be
							 fully decked or planked if:
a. The planking provided makes for safe
							 working conditions; and
b. Employees on those platforms are
							 protected from falling.
REFERENCE
Fall protection requirements for employees:
Are located in the following chapters:
In the following sections:
On walkways within scaffolds
Chapter 296-874 WAC, Scaffolds
WAC
						296-874-20056
Erecting or dismantling supported scaffolds
Chapter 296-874 WAC, Scaffolds
WAC
						296-874-40010
Erecting or dismantling suspended scaffolds in
						general industry
Chapter 296-24 WAC, General safety and health
						standards
Part J-1 Working surfaces, guarding floors and
						wall openings, ladders AND Part J-3 Powered platforms
Erecting or dismantling suspended scaffolds in
						construction work
Chapter 296-155 WAC, Safety standards for
						construction work
Part C-1 Fall protection requirements for
						construction
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20010 - Make sure platforms meet minimum width requirements

Current through Register Vol. 24-14, July 15, 2024
You must make sure scaffold platforms meet the
				minimum width requirements of Table 1, Minimum Platform Width.
Table 1 Minimum Platform Width
Type of Scaffold
Minimum Platform Width Required
Ladder jack scaffold
Pump jack scaffold
Roof bracket scaffold
Top plate bracket scaffold
12 inches (20 cm)
Boatswain's chair
No minimum width
All other scaffolds
18 inches (46 cm)
Exemption:
Platforms and walkways may be less than 18
						inches (46 cm) wide if all of the following are met:
1. You can demonstrate that the area is so
						narrow that the platform or walkway cannot be at least 18 inches (46
						cm) wide;
2. The platform or walkway is as wide as
						feasible;
3. Employees on those platforms or walkways are
						protected from falling by using guardrails or personal fall arrest
						systems.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  49.17.060. 05-01-054,
				  § 296-874-20010, filed 12/7/04, effective
				  3/1/05.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20012 - Meet these requirements when using shorter platforms to create a longer platform

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure, when
			 platforms are overlapped to create a longer platform, that:
(a) The overlap is over a
			 support;
(b) The
			 platforms are either:
(i)
			 Overlapped by at least twelve inches (30 cm); or
(ii) Are nailed together or
			 otherwise prevented from moving.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20014 - Lay platform planks properly when the platform changes direction

Current through Register Vol. 24-14, July 15, 2024
You must do the following whenever platforms overlap
				to change direction:
(1)
			 First lay the platform that rests on a bearer at an angle other than
			 a right angle; then
(2)
			 Lay the platform that is perpendicular to the bearer.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  49.17.060. 05-01-054,
				  § 296-874-20014, filed 12/7/04, effective
				  3/1/05.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20016 - Stabilize the ends of platforms

Current through Register Vol. 24-14, July 15, 2024
(1) You must make sure each end of
			 a platform:
(a) Is cleated or
			 restrained by hooks or equivalent means; or
(b) Extends over the centerline of
			 its support at least six inches (15 cm).
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20018 - Keep platform sag within acceptable limits

Current through Register Vol. 24-14, July 15, 2024
You must make sure a loaded platform does not sag
				more than one-sixtieth of the span.
Statutory Authority:
				  RCW  49.17.010,
				  49.17.040,
				  49.17.050,
				  49.17.060. 05-01-054,
				  § 296-874-20018, filed 12/7/04, effective
				  3/1/05.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20020 - Provide safe access to scaffolds

Current through Register Vol. 24-14, July 15, 2024
(1) You must provide scaffold
			 platforms more than two feet (0.6 m) above or below a point of access
			 with at least one of the following means of access:
(a) Portable, hook-on, or
			 attachable ladder;
(b)
			 Stairway-type ladder;
(c)
			 Ladder stand;
(d) Stair
			 tower (scaffold stairway or tower);
(e) Ramp;
(f) Walkway;
(g) Integral prefabricated scaffold
			 access;
(h) Direct access
			 from another scaffold, structure, personnel hoist, or similar
			 surface.
Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-874 - Scaffolds › Section 296-874-20022 - Make sure portable, hook-on, and attachable ladders meet these requirements

Current through Register Vol. 24-14, July 15, 2024
(1) You must position portable,
			 hook-on, and attachable ladders so they do not tip the
			 scaffold.
(2) You must
			 make sure hook-on and attachable ladders meet all of the following:
(a) Specifically designed and used
			 for that type of scaffold;
(b) Have rungs that are:
(i) Uniformly spaced;
(ii) Not more than sixteen and
			 three-quarters inches apart;
(iii) At least eleven and one-half
			 inches (29 cm) long;
(iv)
			 Lined up vertically between rest platforms.