Washington Administrative Code

For the purpose of chapter 39.12 RCW, Washington state prevailing wage law, the prevailing wage for electrical fixture maintenance worker is required for the following work:Cleaning of all types of lighting fixtures, luminous ceilings, all types of diffused areas and ceiling ligh…

For the purpose of the Washington state public works law, chapter 39.12 RCW, elevator constructors assemble and install electric and hydraulic freight and passenger elevators, escalators, and dumbwaiters.The work includes, but is not limited to:• Studies blueprints and lays out l…

For the purpose of the Washington state public works law, chapter 39.12 RCW, fence erectors and fence laborers erect and repair metal and wooden fences and fence gates around industrial establishments (schools, playgrounds, etc.), residences, farms and along highways using power …

For the intents and purposes of the Washington state public works law, chapter 39.12 RCW, the scope of work for flaggers is as follows:• Controls and directs pedestrian and vehicular traffic through construction projects using sign, hand and flag signals, warning paddles and radi…

For the purpose of the Washington state public works law, chapter 39.12 RCW, glaziers select, cut, prepare, handle, install or remove all window glass, plate glass, and all other types of glass, including structural glass, mirror glass, tempered and laminated glass, safety or pro…

For the purpose of the Washington state public works law, chapter 39.12 RCW, hod carriers, mason tenders and mortarmen assist bricklayers and masons.The work includes, but is not limited to: • The mixing, packing, wheeling and tempering of mortar and fire clay.• The mixing, handl…

For the purpose of the Washington state public works law, chapter 39.12 RCW, heating equipment mechanics replace the gas and oil burners in furnaces or replace complete furnaces, but they do not install the original furnaces.The work includes, but is not limited to:• Removal of o…

For the purpose of the Washington state public works law, chapter 39.12 RCW, the industrial power vacuum cleaner performs duct cleaning work that normally requires the utilization of a specialized truck or trailer with power vacuum equipment that removes or cleans out mold, fungi…

For the purpose of the Washington state public works law, chapter 39.12 RCW, inland boatmen man the tugs and launches (but not outboard-powered skiffs) engaged in construction, dredge tending, pile driving, diver tending and geodetic surveying.[Statutory Authority: Chapter 39.12 …

For the purpose of the Washington state public works law, chapter 39.12 RCW, insulation applicators install all the insulation material in floors, walls, sound rated partitions and ceilings.They also install insulation materials on roofs, when the material must be measured, cut a…

For the purpose of the Washington state public works law, chapter 39.12 RCW, ironworkers perform all work in connection with field fabrication and/or erection, installation, removal, wrecking and dismantling of structural, architectural and reinforcing iron and steel, ornamental …

For the purpose of the Washington state public works law, chapter 39.12 RCW, the work for laborers includes, but is not limited to:(1) Pipe layer.• Shoring, building of manholes and catch basins.• Sealing, doping and wrapping of the pipe after the joints have been welded and befo…

For the intents and purposes of the Washington state public works law, chapter 39.12 RCW, the scope of work for clean-up laborers is as follows:Performs general cleanup in buildings during construction when too much rubbish has accumulated.Cleans areas where the next phase of con…

For the intents and purposes of the Washington state public works law, chapter 39.12 RCW, laborers perform a variety of tasks such as:• Erect and repair guard rails, median rails, guide and reference posts, sign posts and right of way markers along highways.• Mix, pour and spread…

For the purpose of the Washington state public works law, chapter 39.12 RCW, landscape maintenance involves the tending to and maintenance of an area of land that has been previously landscaped, when the work is not preparatory to construction.(1) Landscape maintenance includes:(…

For the purposes of the Washington state public works law, chapter 39.12 RCW, landscape construction involves the beautification of a plot of land by changing its natural features through the addition or modification of lawns, trees, bushes, etc.(1) Landscape construction include…

For the purpose of the Washington state public works law, chapter 39.12 RCW, a lather erects horizontal metal framework to which laths are fastened, using nails, bolts, and studgun. Drills holes in floor and ceiling and drives ends of wooden or metal studs into holes to provide a…

For the purpose of the Washington state public works law, chapter 39.12 RCW, marble setters cut, trim and set marble slabs in floors and walls of buildings and repair and polish slabs previously set in buildings.The work includes, but is not limited to:• Cutting, trimming and fac…

For the purpose of the Washington state public works law, chapter 39.12 RCW, millwrights install machinery and equipment according to layout plans, blueprints, and other drawings in industrial establishments, using hoists, lift trucks, hand tools and power tools. They read bluepr…

For the purpose of the Washington state public works law, chapter 39.12 RCW, metal fabricators fabricate and assemble structural or ornamental metal products, such as frame work or shells for machinery, tanks, stacks, and metal parts for buildings and bridges.The work includes, b…

For the purpose of the Washington state public works law, chapter 39.12 RCW, operating engineers operate, repair and maintain all types of self-propelled mechanically, electrically, electronically, hydraulic, automatic or remote controlled equipment on construction projects.The w…

For the intents and purposes of the Washington state public works law, chapter 39.12 RCW, the job description for painters is as follows:(1) Preparation of surfaces.(a) Washing, cleaning and smoothing of surfaces, using sandpaper, brushes or steel wool.(b) Removal of old paint or…

For the purpose of the Washington state public works law, chapter 39.12 RCW, the work of a pile driver includes, but is not limited to:Pile driver (pile buck).• The preparation, aligning, plumbing, setting, stressing, testing, pulling, welding, cutting off and capping of piling o…

For the purpose of the Washington state public works law, chapter 39.12 RCW, plasterers apply gypsum, portland cement, stucco, imitation stone, and kindred materials and products to interior walls, ceilings, and partitions and to exterior walls of buildings, and finish those mate…

For the intents and purposes of the Washington state public works law, chapter 39.12 RCW, the job description for playground and park equipment installers is as follows:• Construction and placement of play equipment, benches and picnic tables in school grounds and parks.• Respons…

For the purpose of the Washington state public works law, chapter 39.12 RCW, plumbers, pipefitters and steamfitters assemble, install, and maintain piping systems, fixtures and equipment for the transportation of water, steam, gas, air, sewage, oil, fuels, liquids, gases, or simi…

For the purpose of the Washington state public works law, chapter 39.12 RCW, ready mix truck drivers drive transit mixer and volumetric type trucks used for the transportation of wet concrete products to, from, and on construction projects, consistent with the provisions in WAC 2…

For the purpose of Washington state public works law, chapter 39.12 RCW, refrigeration mechanics install industrial, commercial, residential, and marine refrigeration systems involved in cold storage, ice making, cooling, heating, air conditioning, humidifying, dehumidifying or d…

For the purpose of the Washington state public works law, chapter 39.12 RCW, this special method of repairing in-place, underground sewer and water pipes, includes the following work:• Cleaning of interior pipe surface.• Closed circuit television inspection.• Electronic air testi…

For the purpose of the Washington state public works law, chapter 39.12 RCW, roofers apply and install any and all types of roofing materials, other than sheet metal. The work of roofers includes, but is not limited to:(1) The installation of slate and tile and all substitute mat…

For the purpose of the Washington state public works law, chapter 39.12 RCW, sheet metal workers perform the following work:(1) The handling, conditioning, assembling, installing, servicing, repairing, altering and dismantling of the duct work for the heating, ventilation and air…

For the purpose of the Washington state public works law, chapter 39.12 RCW, sign makers and sign installers fabricate, install, repair, alter, maintain and dismantle commercial signs, bulletins and poster panels.The work includes, but is not limited to:(1) Electric and luminous …

For the purpose of the Washington state public works law, chapter 39.12 RCW, sprinkler fitters perform the installation, adjustments and corrections, maintenance, repair and dismantling of all fire protection and fire control systems and the installation of all piping for tubing,…

For the purpose of the Washington state public works law, chapter 39.12 RCW, stone masons shape and set stone blocks to build stone structures, such as piers, walls and abutments, and lay walks, curbstones, or special types of masonry, such as alberene (acid-resistant soapstone) …

For the purpose of the Washington state public works law, chapter 39.12 RCW, outside telephone line construction includes, but is not limited to, the following work:(1) Head groundman. Operates light equipment and drives vehicles.(2) Telephone equipment operator - light. Operates…

For the purpose of the Washington state public works law, chapter 39.12 RCW, telecommunications technicians install, inspect, maintain, repair and service telecommunication systems. The work includes, but is not limited to:(1) Main distribution frame (MDF). The distribution frame…

For the purpose of the Washington state public works law, chapter 39.12 RCW, terrazzo workers create durable and decorative surfaces on floors, walls and ceilings.The work includes, but is not limited to:(1) Spreading a one-half inch mixture of sand, cement, and water with trowel…

For the purpose of the Washington state public works law, chapter 39.12 RCW, the scope of work for terrazzo workers' helpers, tile and marble setters' helpers includes, but is not limited to:• Handling, moving, hoisting, storing and distributing sand, mortar, cement, lime, terraz…

For the purpose of the Washington state public works law, chapter 39.12 RCW, tile setters apply tile to floors, walls, ceilings, stair treads, promenade roof decks, garden walks, swimming pools, and all places where tiles may be used to form a finished surface for practical use, …

For intents and purposes of the Washington state public works law, chapter 39.12 RCW, the scope of work for traffic control stripers is as follows:(1) All painting, application and installing of lines, arrows, bumpers, curbs, etc., on parking lots, air fields, highways, game cour…

For the purpose of the Washington state public works law, chapter 39.12 RCW, the scope of work for power line clearance tree trimmers, chippermen and power line clearance tree trimmer apprentices is as follows:(1) Power line clearance tree trimmer.• Trims trees to clean right of …

For the purpose of the Washington state public works law, chapter 39.12 RCW, utilities construction is defined as follows:The construction, alteration, repair or improvement of water mains, sanitary sewer mains, underground storm sewers and branch lines to buildings but not under…

For the purpose of the Washington state public works law, chapter 39.12 RCW, the work of water well drillers, exploration drillers, water well pump installers, and equipment oilers includes, but is not limited to:(1) Water well drillers. The drilling of wells for:(a) Commercial w…

For the purpose of the Washington state public works law, chapter 39.12 RCW, stage rigging mechanics perform nonpermanent mechanical and operational stage rigging work for theatrical performances and productions (regardless of the size of the production), and is work requiring th…

For the purpose of the Washington state public works law, chapter 39.12 RCW, street sweepers perform cleaning or sweeping work under a public works maintenance contract that requires the use of power brooms (sweepers), power vacuums, power blowers, or power washers. This work inc…

For the purpose of the Washington state public works law, chapter 39.12 RCW, tinting and coating installers apply film, tints, and coatings to transparent surfaces. The work includes, but is not limited to:• The application of any film, tints, and coatings to the interior or exte…

For the purpose of the Washington state public works law, chapter 39.12 RCW, construction site surveyors perform survey work which requires the use or utilization of transits, tripod mounted levels, lasers, electrotape and other electronic measuring devices or theodolites to esta…

For the purpose of the Washington state public works law, chapter 39.12 RCW, truck drivers drive various types of trucks, other than transit mixer and volumetric type trucks hauling concrete, used for the hauling of materials and equipment related to work covered under chapter 39…

(1) Employers are not required to establish "usual benefit" programs. If an employer chooses not to provide such benefits, however, wages paid must be at the full prevailing wage rate as defined by RCW 39.12.010.(2) To be deemed a "usual benefit," the following requirements must …

(1) Contractors and employers shall conform to all posting and employee notification requirements provided by applicable federal and state laws concerning usual benefits plans.(2) Contractors and employers must have, and make available to the department upon request, copies of al…