Washington Administrative Code

In addition to the requirements in WAC 296-24-735, you must ensure:(1) Handrails, stair rail systems, and guardrail systems are provided in accordance with WAC 296-24-74015.Note:For guardrail system requirements, see the unified fall protection rule (chapter 296-880 WAC).(2) Vert…

In addition to WAC 296-24-74005, you must also ensure standard stairs:(1) Are installed at angles between 30 to 50 degrees from the horizontal.(2) Have a maximum riser height of 9.5 inches (24 cm).(3) Have a minimum tread depth of 9.5 inches (24 cm).(4) Have a minimum width of 22…

Handrail and stair rail systems must meet the following criteria:Note:For guardrail system requirements, see the unified fall protection rule (chapter 296-880 WAC).(1) Handrails are not less than 30 inches (76 cm) and not more than 38 inches (97 cm), as measured from the leading …

In addition to WAC- 296-24-74005, you must also ensure spiral stairs:(1) Have a minimum clear width of 26 inches (66 cm);(2) Have a maximum riser height of 9.5 inches (24 cm);(3) Have a minimum headroom above spiral stair treads of at least 6 feet 6 inches (2 m), measured from th…

In addition to WAC 296-24-74005, you must also ensure ship stairs (see Figure D-9 of this section):(1) Are installed at a slope of 50 to 70 degrees from the horizontal;(2) Have open risers with a vertical rise between tread surfaces of 6.5 to 12 inches (17 to 30 cm);(3) Have mini…

Alternating tread-type stairs have a series of steps between 50 and 70 degrees from horizontal, attached to a center support rail in an alternating manner so that a user of the stairs never has both feet at the same level at the same time. (See Figure D-11 of this section.)(1) Yo…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060 and chapter 49.17 RCW. WSR 20-09-146, recodified as § 296-24-7500, filed 4/21/20, effective 10/1/20; Order 73-5, § 296-24-855, filed 5/9/73 and Order 73-4, § 296-24-855, filed 5/7/73.]

You must ensure:(1) Portable and powered dockboards are strong enough to carry the load imposed on them.(2) Dockboards put into initial service on or after October 1, 2020, are designed, constructed, and maintained to prevent employees from running off the dockboard edge.EXCEPTIO…

Nonmandatory Appendix A to Part J-2, Scaffold Specifications.This Appendix provides nonmandatory guidelines to assist employers in complying with the requirements of Part J-2 of this chapter. An employer may use these guidelines and tables as a starting point for designing scaffo…

[Order 73-5, § 296-24-920, filed 5/9/73 and Order 73-4, § 296-24-920, filed 5/7/73.]

Corrosion or pitting. Corrosion or pitting in cylinders involving the loss of wall thickness by corrosive media.Note:There are several kinds of pitting or corrosion to be considered.Cuts, gouges, or digs (in cylinders). Deformations caused by contact with a sharp object in such a…

(1) Application.(a) You must determine that compressed gas cylinders under the employers control are in a safe condition to the extent that this can be determined by visual, and other inspection required by WAC 296-24-920 through 296-24-92011.(b) The requirements contained in the…

(1) Application. This section covers cylinders of the type that are exempt from the hydrostatic retest requirements of the DOT by virtue of their exclusive use in certain noncorrosive gas service. They are not subject to internal corrosion and do not require internal shell inspec…

(1) Application. Cylinders covered in this section are low-pressure cylinders other than those covered in WAC 296-24-92005 through 296-24-92005 (3)(o)(ii). They differ essentially from such cylinders in that they require a periodic hydrostatic retest which includes an internal an…

(1) Application. High-pressure cylinders are those with a marked service pressure of 900 p.s.i. or higher. They are seamless; no welding is permitted. The great bulk of such cylinders are of the 3A or 3AA types under DOT specifications (49 C.F.R. Ch. 1).(2) Preparation for inspec…

(1) You must ensure that cylinders are inspected internally at least every time the cylinder is periodically retested. This examination must be made with a light of sufficient intensity to clearly illuminate the interior walls.(2) A hammer test consists of tapping a cylinder a li…

[Order 73-5, § 296-24-930, filed 5/9/73 and Order 73-4, § 296-24-930, filed 5/7/73.]

Approach channel. The passage or passages through which gas must pass from the cylinder to reach the operating parts of the safety relief device.Combination frangible disc-fusible plug. A frangible disc in combination with a low melting point fusible metal, intended to prevent it…

(1) Application. You must ensure that compressed gas cylinder, portable tanks, and cargo tanks shall have pressure relief devices installed and maintained in accordance with Compressed Gas Association Pamphlets S-1.1-1963 and 1965 addenda and S-1.2-1963.(2) Types of safety relief…

[Order 73-5, § 296-24-935, filed 5/9/73 and Order 73-4, § 296-24-935, filed 5/7/73.]

Cargo tank. Any container designed to be permanently attached to any motor vehicle or other highway vehicle and in which is to be transported any compressed gas. The term "cargo tank" shall not be construed to include any tank used solely for the purpose of supplying fuel for the…

(1) Application. See WAC 296-24-93003(1).(2) Specifications and tests. All safety relief devices covered by these standards must meet the design, construction, marking, and test specifications of the "Compressed Gas Association Safety Relief Device Standards Part 2-Cargo and Port…

[Order 73-5, § 296-24-940, filed 5/9/73 and Order 73-4, § 296-24-940, filed 5/7/73.]

(1) Application. These standards apply to compressed air receivers, and other equipment used in providing and utilizing compressed air for performing operations such as cleaning, drilling, hoisting, and chipping. On the other hand, however, this section does not deal with the spe…

(1) Installation. Air receivers must be so installed that all drains, handholes, and manholes therein are easily accessible. Air receivers should be supported with sufficient clearance to permit a complete external inspection and to avoid corrosion of external surfaces. You must …

This part addresses electrical safety requirements that are necessary for the practical safeguarding of employees in their workplaces and is divided into four major divisions as follows:(1) Design safety standards for electrical systems. These regulations are contained in WAC 296…

(1) WAC 296-24-95701 through 296-24-95713 contain design safety standards for electric utilization systems, and cover electrical installations and utilization equipment installed or used within or on buildings, structures, and other premises, including:(a) Yards;(b) Carnivals;(c)…

(1) Approval. The conductors and equipment required or permitted by this part is acceptable only if approved, as defined in WAC 296-24-990.(2) Examination, installation, and use of equipment.(a) Examination. Electric equipment must be free from recognized hazards that are likely …

(1) Use and identification of grounded and grounding conductors.(a) Identification of conductors.(i) A conductor used as a grounded conductor must be identifiable and distinguishable from all other conductors.(ii) A conductor used as an equipment grounding conductor must be ident…

(1) Wiring methods. The provisions of this section do not apply to conductors that are an integral part of factory-assembled equipment.(a) General requirements.(i) You must effectively bond metal raceways, cable trays, cable armor, cable sheath, enclosures, frames, fittings, and …

(1) Electric signs and outline lighting.(a) Disconnecting means.(i) Each sign and outline lighting system, or feeder circuit or branch circuit supplying a sign or outline lighting system, must be controlled by an externally operable switch or circuit breaker that will open all un…

(1) Scope.(a) Applicability. This section covers the requirements for electric equipment and wiring in locations that are classified depending on the properties of the flammable vapors, liquids or gases, or combustible dusts or fibers that may be present therein and the likelihoo…

(1) Systems over 600 volts, nominal. This subsection covers the general requirements for all circuits and equipment operated at over 600 volts.(a) Aboveground wiring methods.(i) You must install aboveground conductors in rigid metal conduit, in intermediate metal conduit, in elec…

Appendix A - Reference documents. The following references provide information which can be helpful in understanding and complying with the requirements contained in WAC 296-24-957 through 296-24-985.ANSI/API RP 500-1998 (2002) Recommended Practice for Classification of Locations…

(1) Application. This section applies to work performed on exposed live parts (involving either direct contact or contact by means of tools or materials) or near enough to them for employees to be exposed to any hazard they present.(2) Work on energized equipment. Only qualified …

(1) Scope. Covered work by both qualified and unqualified persons. The provisions of WAC 296-24-960 through 296-24-985 cover electrical safety-related work practices for both qualified persons (those who have training in avoiding the electrical hazards of working on or near expos…

(1) Scope. The training requirements contained in this section apply to employees who face a risk of electric shock that is not reduced to a safe level by the electrical installation requirements of WAC 296-24-95605 through 296-24-95615.Note:Employees in occupations listed in Tab…

(1) General. You must employ safety-related work practices to prevent electric shock or other injuries resulting from either direct or indirect electrical contacts, when work is performed near or on equipment or circuits which are or may be energized. The specific safety-related …

(1) Use of protective equipment.(a) Personal protective equipment.(i) You must provide employees working in areas where there are potential electrical hazards with electrical protective equipment that is appropriate for the specific parts of the body to be protected and for the w…

(1) Portable electric equipment. This section applies to the use of cord- and plug-connected equipment, including flexible cord sets (extension cords).(a) Handling. You must handle portable equipment in a manner which will not cause damage. You must not use flexible electric cord…

Definitions applicable to WAC 296-24-956 through 296-24-985. Unless the context indicates otherwise, words used in this section must have the meaning given.Acceptable. An installation or equipment is acceptable to the director of labor and industries, and approved within the mean…

(1) Amputation. The traumatic loss of an appendage, such as an upper or lower limb (or part of the limb) or other external body part that has been severed or cut off either completely or partially at the time of the injury, or is surgically removed due to irreparable damage. Ampu…

(1) Purpose. Chapter 296-27 WAC requires employers to record work-related injuries and illnesses, and report to the division of occupational safety and health (DOSH) any work-related fatality, inpatient hospitalization, amputation, or loss of an eye within the time parameters spe…

(1) If the company had 10 or fewer employees at all times during the last calendar year, the employer does not need to keep injury and illness records unless DOSH, OSHA, or the Bureau of Labor Statistics (BLS) informs the employer in writing that the employer must keep records un…

(1) If the establishment is classified in a specific, low hazard industry group listed in Table 1, Industry Exemption List for Recordkeeping at the end of this section, the employer does not need to keep injury and illness records unless DOSH, OSHA, or the BLS asks to keep the re…

If the employer creates records to comply with another government agency's injury and illness recordkeeping requirements, OSHA will consider those records as meeting federal recordkeeping requirements if OSHA accepts the other agency's records under a memorandum of understanding …

This section describes the types of work-related injuries and illnesses that the employer must enter on the OSHA recordkeeping forms. This section also explains the OSHA forms that the employer must use to record work-related fatalities, injuries, and illnesses.[Statutory Authori…

(1) Employers required to keep records by this chapter must record each fatality, injury and illness that:(a) Is work-related, see WAC 296-27-01103;(b) Is a new case, see WAC 296-27-01105; and(c) Meets one or more of the general recording criteria of WAC 296-27-01107.(2) Addition…

(1) The employer must consider an injury or illness to be work-related if an event or exposure in the work environment either caused or contributed to the resulting condition or significantly aggravated a preexisting injury or illness. Work-relatedness is presumed for injuries an…

(1) The employer must consider an injury or illness to be a "new case" if:(a) The employee has not previously experienced a recorded injury or illness of the same type that affects the same part of the body; or(b) The employee previously experienced a recorded injury or illness o…