Chapter 296-155 Safety standards for construction work.

(1) This chapter has been compiled with the purpose of consolidating safety and health construction safety standards into one chapter of the Washington Administrative Code, by the promulgation of the standards contained herein. It is also the intent that the safety standards of t…

(1) That portion of section numeration appearing after the chapter designation appears in either a three digit or a five digit format (e.g. WAC 296-24-330 and 296-24-30002). The final two digits of the section number are implied decimal extensions of the first three digits and re…

(1) The standards included in this chapter apply throughout the state of Washington, to any and all work places subject to the Washington Industrial Safety and Health Act (chapter 49.17 RCW), where construction, alteration, demolition, related inspection, and/or maintenance and r…

Whenever a provision of this chapter states that only that equipment or those processes approved by an agency or organization other than the department of labor and industries, such as the Underwriters Laboratories or the Mine Safety and Health Administration (MSHA) and the Natio…

Whenever a provision of this chapter incorporates by reference a national code or portion thereof which has been adopted by and is currently administered by another state agency, compliance with those provisions adopted and administered by such other state agency, if from a more …

(1) Whenever a provision of this chapter incorporates therein provisions of the Code of Federal Regulations (C.F.R.) and changes thereto, or any other regulations adopted by an agency of the federal government, that provision of this chapter must be construed to mean that complia…

(1) It is the employer's responsibility to ensure that any defective equipment or tools are not used.(2) When any tool or piece of equipment fails to meet the requirements of any safety standard or recognized safe practice, you must not use the tool or equipment.[Statutory Author…

Realizing that conditions may exist in operations under which certain state standards will not have practical application, the director of the department of labor and industries or authorized representative may, pursuant to this section, sections 8 or 9 of the Washington Industri…

Note:Unless the context indicates otherwise, words used in this chapter must have the meaning given in this section. Certain parts of this chapter contain definitions as they apply to that particular part.Approved. Approved by the director of the department of labor and industrie…

You must comply with such standards and systems of education for safety as is, from time to time, prescribed for such employer by the director of labor and industries or by statute. Refer to WAC 296-155-100 through 296-155-135 for additional requirements.[Statutory Authority: RCW…

(1) You must keep all places of employment clean to the extent that the nature of the work allows.(2) To facilitate cleaning, you must keep every floor, working surface, and passageway free from protruding nails, splinters, loose boards or openings.(3) You must perform cleaning a…

(1) Pressure vessels. You must deem current and valid certification by an insurance company or regulatory authority as acceptable evidence of safe installation, inspection, testing of pressure vessels provided by the employer.(2) Boilers. You must deem boilers provided by the emp…

(1) The use of any machinery, tool, material, or equipment which is not in compliance with any applicable requirements of this chapter is prohibited. You must either identify such machine, tool, material, or equipment as unsafe by tagging or locking the controls to render them in…

(1) You must furnish to each employee a place of employment free from recognized hazards that are causing or likely to cause serious injury or death to employees.(2) You must require safety devices, furnish safeguards, and you must adopt and use practices, methods, operations, an…

(1) It is the responsibility of management to establish, supervise, and enforce, in a manner which is effective in practice:(a) A safe and healthful working environment.(b) An accident prevention program as required by these standards.(c) Training programs to improve the skill an…

(1) Employees must coordinate and cooperate with all other employees in an attempt to eliminate accidents.(2) Employees must study and observe all safety standards governing their work.(3) Employees must apply the principles of accident prevention in their daily work and must use…

(1) Exemptions. Workers of employers whose primary business is other than construction, who are engaged solely in maintenance and repair work, including painting and decorating, are exempt from the requirement of this section provided:(a) The maintenance and repair work, includin…

You must install and maintain in every fixed establishment (the place where employees regularly report to work) employing 8 or more persons, a safety bulletin board sufficient in size to display and post safety bulletins, newsletters, posters, accident statistics and other safety…

This section is designed to ensure that all employees in this state are afforded quick and effective first-aid attention in the event of an on the job injury. To achieve this purpose the presence of personnel trained in first-aid procedures at or near those places where employees…

(1) The first-aid kits and supplies requirements of the safety and health core rules, chapter 296-800 WAC, apply within the scope of chapter 296-155 WAC.(2) All vehicles used to transport work crews must be equipped with first-aid supplies.(3) When practical, a poster must be fas…

Employers with 50 or more employees per shift at one location must establish a first-aid station in accordance with the requirements in chapter 296-800 WAC.[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 16-09-085, § 296-155-130, filed 4/19/16, effective…

(1) Potable water.(a) You must provide an adequate supply of potable water in all places of employment.(b) Portable containers used to dispense drinking water must be capable of being tightly closed and equipped with a tap. Water must not be dipped from containers.(c) You must cl…

The occupational noise exposure requirements of chapter 296-817 WAC, Hearing loss prevention (noise), apply.[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 03-11-060, § 296-155-145, filed 5/19/03, effective 8/1/03. Statutory Authority: RCW 49.17.040 …

(1) In construction and related activities involving the use of sources of ionizing radiation, the pertinent provisions of the Nuclear Regulatory Commission's Standards for Protection Against Radiation, relating to protection against occupational radiation exposure, apply.(2) Any…

(1) Only qualified and trained employees must be assigned to install, adjust, and operate laser equipment.(2) Proof of qualification of the laser equipment operator must be available and in possession of operator at all times.(3) You must provide employees, when working in areas …

(1) You must avoid exposure of employees to inhalation, ingestion, skin absorption, or contact with any material or substance at a concentration above those specified in chapter 296-841 WAC.(2) To achieve compliance with subsection (1) of this section, administrative or engineeri…

For lighting and illumination requirements, see WAC 296-800-210, Lighting.[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 04-24-089, § 296-155-165, filed 12/1/04, effective 1/1/05. Statutory Authority: RCW 49.17.040 and 49.17.050. WSR 86-03-074 (Order 86…

(1) General. Whenever hazardous substances such as dusts, fumes, mists, vapors, or gases exist or are produced in the course of construction work, their concentrations shall not exceed the limits specified in WAC 296-155-160(1). When ventilation is used as an engineering control …

[Statutory Authority: Chapter 49.17 RCW. WSR 93-04-111 (Order 92-15), § 296-155-173, filed 2/3/93, effective 3/15/93.]

(1) This section applies to all construction work as defined in WAC 296-155-005, in which there is exposure to MDA, including but not limited to the following:(a) Construction, alteration, repair, maintenance, or renovation of structures, substrates, or portions thereof, that con…

For the purpose of this standard, the following definitions apply:Action level. A concentration of airborne MDA of 5 ppb as an 8-hour time-weighted average.Authorized person. Any person specifically authorized by the employer whose duties require the person to enter a regulated a…

You must ensure that no employee is exposed to an airborne concentration of MDA in excess of 10 parts per billion (10 ppb) as an 8-hour time-weighted average and a STEL of 100 parts per billion (100 ppb).[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 16…

On multiemployer worksites, an employer performing work involving the application of MDA or materials containing MDA for which establishment of one or more regulated areas must inform other employers on the site of the nature of the employer's work with MDA and of the existence o…

(1) Written plan.(a) You must develop a written plan for emergency situations for each construction operation where there is a possibility of an emergency. The plan must include procedures where the employer identifies emergency escape routes for her or his employees at each cons…

(1) General.(a) You must make a determination of employee exposure from breathing zone air samples that are representative of each employee's exposure to airborne MDA over an eight-hour period. You must make a determination of employee exposure to the STEL from breathing zone air…

(1) Establishment.(a) Airborne exposures. You must establish regulated areas where airborne concentrations of MDA exceed, or can reasonably be expected to exceed, the permissible exposure limits.(b) Dermal exposures. Where employees are subject to "dermal exposure to MDA" you mus…

(1) Engineering controls and work practices and respirators.(a) You must use one or any combination of the following control methods to achieve compliance with the permissible exposure limits prescribed by WAC 296-155-17317.(i) Local exhaust ventilation equipped with HEPA filter …

(1) General. You must provide each employee who uses a respirator required by this section with an appropriate respirator that complies with the requirements of this section. Respirators must be used during:(a) Periods necessary to install or implement feasible engineering and wo…

(1) Provision and use. Where employees are subject to dermal exposure to MDA, where liquids containing MDA can be splashed into the eyes, or where airborne concentrations of MDA are in excess of the PEL, the employer must provide, at no cost to the employee, and ensure that the e…

(1) General.(a) You must provide decontamination areas for employees required to work in regulated areas or required by WAC 296-155-17319 to wear protective clothing. Exception: In lieu of the decontamination area requirement specified in this subsection, the employer may permit …

(1) Hazard communication - General.(a) Chemical manufacturers, importers, distributors and employers must comply with all requirements of the Hazard Communication Standard (HCS), WAC 296-901-140 for MDA.(b) In classifying the hazards for MDA at least the following hazards are to …

(1) You must maintain all surfaces as free as practicable of visible accumulations of MDA.(2) You must institute a program for detecting MDA leaks, spills, and discharges, including regular visual inspections of operations involving liquid or solid MDA.(3) You must repair all lea…

(1) General.(a) You must make available a medical surveillance program for employees exposed to MDA under the following circumstances:(i) Employees exposed at or above the action level for 30 or more days per year;(ii) Employees who are subject to dermal exposure to MDA for 15 or…

(1) Temporary medical removal of an employee.(a) Temporary removal resulting from occupational exposure. You must remove the employee from work environments in which exposure to MDA is at or above the action level or where dermal exposure to MDA may occur, following an initial ex…

(1) Objective data for exempted operations.(a) Where the employer has relied on objective data that demonstrate that products made from or containing MDA are not capable of releasing MDA or do not present a dermal exposure problem under the expected conditions of processing, use,…

(1) Employee observation. You must provide affected employees, or their designated representatives, an opportunity to observe the measuring or monitoring of employee exposure to MDA conducted pursuant to WAC 296-155-17311.(2) Observation procedures. When observation of the measur…

The information contained in Appendices A, B, C, and D of this standard is not intended by itself, to create any additional obligations not otherwise imposed by this standard nor detract from any existing obligation.[Statutory Authority: RCW 49.17.010, [49.17].040 and [49.17].050…

Compliance with all obligations of this standard commence March 3, 1993, except as follows:(1) Initial monitoring under WAC 296-155-17311(2) must be completed as soon as possible but no later than June 3, 1993.(2) Medical examinations under WAC 296-155-17327, must be completed as…

(1) Substance identification.(a) Substance: Methylenedianiline (MDA).(b) Permissible exposure:(i) Airborne: 10 parts per billion parts of air (10 ppb), time-weighted average (TWA) for an 8 hour workday and an action level of 5 parts per billion parts of air (5 ppb).(ii) Dermal: E…

(1) Identification.(a) Substance identification.(i) Synonyms: CAS No. 101-77-9. 4,4'-methylenedianiline; 4,4'-methylenebisaniline; methylenedianiline; dianilinomethane.(ii) Formula: C13H14N2.(b) Physical data.(2) Appearance and odor: White to tan solid; amine odor.(a) Molecular w…