Chapter 296-155 Safety standards for construction work.

(1) Safety devices. The following safety devices are required on all cranes/equipment, except tower cranes and self-erecting tower cranes, covered by this part, unless otherwise specified. For requirements relating to operational aids and safety devices for tower cranes, see WAC …

(1) The devices listed in this section (listed operational aids) are required on all cranes/equipment, unless otherwise specified.(a) The requirements in subsection (5)(a), (b) and (c) of this section do not apply to articulating cranes.(b) The requirements in subsection (4)(c), …

For all cranes/equipment with a maximum manufacturer-rated hoisting/lifting capacity of 2,000 pounds or less:(1) This part and the following sections apply: WAC 296-155-52900 Scope; WAC 296-155-52902 Definitions; WAC 296-155-53302 Signal person qualifications; WAC 296-155-53306 R…

(1) Effective January 1, 2027, forklift operators must be certified or qualified depending on the configuration and usage utilized to lift a suspended load.(2) All machine and attachment manufacturer prohibitions/restrictions must be complied with.(3) Operators must be evaluated …

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-537, filed 12/20/11, effective 2/1/12.]

(1) All mobile cranes/equipment (greater than 2,000 pounds capacity) in use must meet the applicable requirements for design, construction, testing, inspection, maintenance, and operation as prescribed in the ASME B30.5-2021, Safety Standard for Mobile and Locomotive Cranes. It i…

(1) Where applicable, if the load hoist mechanism is not equipped with an automatic brake and the load must remain suspended for any considerable length of time, the operator must hold the drum from rotating in the lowering direction by activating a manually operated brake. The b…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-538, filed 12/20/11, effective 2/1/12.]

(1) All articulating boom cranes in use must meet the applicable requirements for design, inspection, construction, testing, maintenance and operation as prescribed in the ASME B30.22-2023, Safety Standard for Articulating Boom Cranes. It is not the intent of this rule to require…

(1) The operator must not engage in any practice that diverts their attention while actually engaged in operating the crane.(2) Stabilizers/outriggers must be visible to the operator or to a signal person during extension or setting.(3) When the crane is equipped with stabilizers…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-539, filed 12/20/11, effective 2/1/12.]

(1) This section contains supplemental requirements for tower cranes; all sections of this part apply to tower cranes unless specified otherwise. In addition, the requirements in WAC 296-155-53402 apply unless otherwise specified.(2) Stop work authority.(a) All employees, includi…

(1) In addition to the requirements in WAC 296-155-53405, the following additional items must be included:(a) Tower (mast) bolts and other structural bolts (for loose or dislodged condition) from the base of the tower crane up or, if the crane is tied to or braced by the structur…

(1) Beginning January 1, 2026, prior to performing or allowing the performance of any work involving the operation, assembly, disassembly, or reconfiguration of a tower crane, the prime contractor must obtain a permit issued by the department. The prime contractor must possess a …

(1) The operator must not engage in any practice that diverts their attention while actually engaged in operating the crane.(2) The operator must do the following before leaving the crane unattended:(a) Set down the load, rigging gear, bucket, lifting magnet, or other devices.(b)…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-541, filed 12/20/11, effective 2/1/12.]

(1) All self-erecting tower cranes in use must meet the applicable requirements for design, construction, installation, testing, maintenance, inspection, and operation as prescribed by the manufacturer. For modification requirements, see WAC 296-155-53400 (57) and (58).(2) In add…

(1) The operator must not engage in any practice that diverts their attention while actually engaged in operating the crane.(2) Before leaving the crane unattended the operator must:(a) Set down the load, rigging gear, bucket, lifting magnet, or other devices;(b) Land any load su…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-542, filed 12/20/11, effective 2/1/12.]

(1) Permanently installed overhead/bridge and gantry cranes which are located in a manufacturing facility or powerhouse must follow the requirements of WAC 296-24-235 (General safety and health standards), even when a construction activity is being performed. This requirement app…

(1) The operator must not engage in any practice that diverts their attention while actually engaged in operating the crane.(2) The operator must do the following before leaving a cab-operated crane or a cab-operated carrier unattended:(a) Remove any attached load and raise the h…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-543, filed 12/20/11, effective 2/1/12.]

(1) This section contains supplemental requirements for derricks, whether temporarily or permanently mounted. All sections of this part apply to derricks unless specified otherwise. A derrick is powered equipment consisting of a mast or equivalent member that is held at, or near,…

(1) Guy derricks.(a) The minimum number of guys must be six, with equal spacing, except where a qualified person or derrick manufacturer approves variations from these requirements and revises the rated capacity to compensate for such variations.(b) The employer must not use guy …

(1) The operator must not engage in any practice that diverts their attention while actually engaged in operating the derrick.(2) The operator must do the following before leaving the derrick unattended:(a) Set down any attached load.(b) Disengage clutches.(c) Put the handles of …

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-544, filed 12/20/11, effective 2/1/12.]

(1) This section contains supplemental requirements for floating cranes/equipment and land cranes/equipment on barges, pontoons, vessels, or other means of flotation (i.e., vessel/flotation device). The sections of this part apply to floating cranes/equipment and land cranes/equi…

(1) The provisions of chapter 296-155 WAC, Part L, apply to dedicated pile drivers, except as specified in this section.(2) WAC 296-155-53412 (4)(c) (Anti two-blocking device) does not apply.(3) WAC 296-155-53412 (5)(d) (Load weighing and similar devices) applies only to dedicate…

(1) The provisions of this standard apply, except WAC 296-155-53400(34) (Ground conditions), WAC 296-155-53410 (Safety devices), WAC 296-155-53412 (Operational aids), WAC 296-155-531 through 296-155-53214 (crane certifier accreditation and crane certification) and WAC 296-155-533…

(1) This rule applies to the lifting, lowering, and transporting of personnel using personnel platforms connected to cranes or derricks that are designed under ASME B30 series. Personnel platforms can be suspended from the crane or derrick by wire rope, or attached to the boom of…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-548, filed 12/20/11, effective 2/1/12.]

(1) Employers that manufacture personnel platforms or their suspension systems must be designed, constructed and tested according to ASME B30.23-2022, Personnel Lifting Systems. The design and manufacturer's specifications must be made by a RPE. Personnel platforms manufactured p…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-549, filed 12/20/11, effective 2/1/12.]

(1) Crane/equipment must meet the requirements in this part and the applicable crane/equipment ASME B30 volume in addition to the following requirements in this section.(2) The employer must not use the following cranes/equipment to lift personnel:(a) Articulating boom cranes, un…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-551, filed 12/20/11, effective 2/1/12.]

(1) A qualified person must inspect personnel platforms before use and at each new job site to make sure the requirements of WAC 296-155-548 through 296-155-55305 are met.(2) A qualified person must inspect all items in Table 9 at least once each shift, before use.(3) The employe…

(1) Any adjustments or repairs to the platform must be done by a qualified person.(2) Adjustments or repairs to the suspension system must be done by a qualified person.(3) Replacement parts and repairs must be equal to or exceed the original equipment specifications.(4) The manu…

(1) The employer must proof load test the platform and rigging at each new location before lifting personnel. This may be done at the same time as the trial lift.(a) Proof load test as follows:(i) Test to 125% of the platform's rated capacity.(ii) The platform must be lowered by …

(1) The employer must perform a trial lift with the personnel platform, on each shift before lifting personnel, to check the following:(a) Crane/equipment setup and configuration is correct;(b) Load capacities are adequate;(c) No hazardous interferences exist;(d) The operator's o…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-552, filed 12/20/11, effective 2/1/12.]

(1) The employer must require that the provisions of this part are understood and applied at the operational levels and that the appropriate portions of this part are included in the prelift briefing information.(2) The employer must:(a) Assign an employee to function as the lift…

(1) The personnel lift supervisor must:(a) Supervise the personnel lift operation;(b) Verify all crane/equipment and platform inspections have been accomplished as outlined in this part;(c) Inspect the area for potential hazards, any hazards found during this inspection must be r…

(1) Before lifting personnel the following must be met:(a) Operate crane/equipment with outriggers or stabilizers extended, blocked, and locked in accordance with the manufacturers' specifications;(b) For crane/equipment that uses wire rope to hoist a personnel platform, verify t…

The employer must only lift personnel on platforms with cranes or derricks if it is the only possible way to accomplish the work that needs to be done. See WAC 296-155-547.[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060, and chapter 49.17 RCW. WSR 25-16-089, …

(1) Conditions must provide clear visibility. When conditions such as darkness, fog, or snow prevent clear visibility, a personnel lift must not be performed.(2) Personnel platforms shall not be used in winds (sustained or gusts) in excess of 20 mph (32.2 km/hr), or in electric s…

(1) It is recognized that lifting personnel where the crane/equipment or platform can become electrified from electric power lines is an extremely hazardous practice. It is required to perform the lift so there is no possibility of the crane/equipment, load line, or personnel pla…

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. WSR 12-01-086, § 296-155-554, filed 12/20/11, effective 2/1/12.]