Iron worker building a metal staircase

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Oregon Occupational Safety and Health Division AO 1-2011 Division 3 - (2) The following activities are covered by this subpart when they occur during and are a part of steel erection activities: rigging, hoisting, laying out, placing, connecting, guying, bracing, dismantling, burning, welding, bolting, grinding, sealing, caulking, and all related activities for construction, alteration and/or repair of materials and assemblies such as structural steel; ferrous metals and alloys; non-ferrous metals and alloys; glass; plastics and synthetic composite materials; structural metal framing and related bracing and assemblies; anchoring devices; structural cabling; cable stays; permanent and temporary bents and towers; falsework for temporary supports of permanent steel members; stone and other non-precast concrete architectural materials mounted on steel frames; safety systems for steel erection; steel and metal joists; metal decking and raceway systems and accessories; metal roofing and accessories; metal siding; bridge flooring; cold formed steel framing; elevator beams; grillage; shelf racks; multipurpose supports; crane rails and accessories; miscellaneous, architectural and ornamental metals and metal work; ladders; railings; handrails; fences and gates; gratings; trench covers; floor plates; castings; sheet metal fabrications; metal panels and panel wall systems; louvers; column covers; enclosures and pockets; stairs; perforated metals; ornamental iron work, expansion control including bridge expansion joint assemblies; slide bearings; hydraulic structures; fascias; soffit panels; penthouse enclosures; skylights; joint fillers; gaskets; sealants and seals; doors; windows; hardware; detention/security equipment and doors, windows and hardware; conveying systems; building specialties; building equipment; machinery and plant equipment, furnishings and special construction. - (c) The duties of controlling contractors under this subpart include, but are not limited to,…

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Division 3 AO 1-2011 Oregon Administrative Rules Oregon Occupational Safety and Health Division Note to paragraph (a) : Examples of structures where steel erection may occur include but are not limited to the following: Single and multi-story buildings; systems-engineered metal buildings; lift slab/tilt-up structures; energy exploration structures; energy production, transfer and storage structures and facilities; auditoriums; malls; amphitheaters; stadiums; power plants; mills; chemical process structures; bridges; trestles; overpasses; underpasses; viaducts; aqueducts; aerospace facilities and structures; radar and communication structures; light towers; signage; billboards; scoreboards; conveyor systems; conveyor supports and related framing; stairways; stair towers; fire escapes; draft curtains; fire containment structures; monorails; aerialways; catwalks; curtain walls; window walls; store fronts; elevator fronts; entrances; skylights; metal roofs; industrial structures; hi-bay structures; rail, marine and other transportation structures; sound barriers; water process and water containment structures; air and cable supported structures; space frames; geodesic domes; canopies; racks and rack support structures and frames; platforms; walkways; balconies; atriums; penthouses; car dumpers; stackers/reclaimers; cranes and craneways; bins; hoppers; ovens; furnaces; stacks; amusement park structures and rides; and artistic and monumental structures. (b) - (1) Steel erection activities include hoisting, laying out, placing, connecting, welding, burning, guying, bracing, bolting, plumbing and rigging structural steel, steel joists and metal buildings; installing metal decking, curtain walls, window walls, siding systems, miscellaneous metals, ornamental iron and similar materials; and moving point-to-point while performing these activities.

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\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ Ship stair (ship ladder) . A stairway that is equipped with treads, stair rails, and open risers, and has a slope that is between 50 and 70 degrees from the horizontal. Spiral stairs . A series of treads attached to a vertical pole in a winding fashion, usually within a cylindrical space. Stair platform . An extended step or landing breaking a continuous run of stairs. Stair rail or stair rail system . A barrier erected along the exposed or open side of stairways to prevent employees from falling to a lower level. Stairway (stairs) . Risers and treads that connect one level with another, and includes any landings and platforms in between those levels. Stairways include standard, spiral, alternating tread-type, and ship stairs. Standard stairs . A fixed or permanently installed stairway. Ship, spiral, and alternating treadtype stairs are not considered standard stairs. Tread . A horizontal member of a stair or stairway, but does not include landings or platforms. Unprotected sides and edges . Mean any side or edge of a walking-working surface (except at entrances and other points of access) where there is no wall, guardrail system, or stair rail system to protect an employee from falling to a lower level. For requirements relating to unprotected sides and edges, see the unified fall protection rule (chapter 296-880 WAC). Walking-working surface . Any surface, whether horizontal or vertical on which an employee walks, works, or gains access to a work area or workplace location. Walking-working surfaces include, but are not limited to, floors, the ground, roofs, ramps, bridges, runways, stairs, dockboards, formwork and concrete reinforcing steel. [Statutory Authority: RCW 49.17.010, .040, .050, and .060. 20-12-091 (Order 19-05) § 296-24-[r…

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\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ - (3) You must provide, and ensure each employee uses, a safe means of access and egress to and from walking-working surfaces. - (4) Inspection, maintenance, and repair. You must ensure: - (a) Walking-working surfaces are inspected, regularly and as necessary, and maintained in a safe condition. - (b) Hazardous conditions on walking-working surfaces are corrected or repaired before an employee uses the walking-working surface again. If the correction or repair cannot be made immediately, the hazard must be guarded to prevent employees from using the walking-working surface until the hazard is corrected or repaired. - (c) When any correction or repair involves the structural integrity of the walkingworking surface, a qualified person performs or supervises the correction or repair. [Statutory Authority: RCW 49.17.010, .040, .050, and .060. 20-12-091 (Order 19-05) § 296-24-[redacted postal code], filed 06/02/2020, effective 10/01/2020. Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 15-24-100, § 296-24-[redacted postal code], filed 12/1/15, effective 1/5/16. Statutory Authority: Chapter 49.17 RCW. WSR 94-15-096 (Order 94-07), § 296-24-[redacted postal code], filed 7/20/94, effective 9/20/94; WSR 89-11-035 (Order 89-03), § 296-24-[redacted postal code], filed 5/15/89, effective 6/30/89; Order 73-5, § 296-24-[redacted postal code], filed 5/9/73 and Order 73-4, § 296-24-[redacted postal code], filed 5/7/73.] ## WAC 296-24-740 Stairways. This section contains specifications for the safe design and construction of fixed general industrial stairs. This classification includes interior and exterior stairs around machinery, tanks, and other equipment, and stairs leading to or from floors, platforms, or pits. This section does not ap…

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reason except for weather or climatic conditions, an employer shall ensure that devices such as matting or grating are used, where necessary, to prevent slipping and, if such devices are inadequate to prevent slipping, that non-slip footwear is worn by employees. Subsection 139(2) amended: O.I.C. 2000-130, N.S. Reg. 52/2000. - (3) Where a floor, stairway, passageway or similar walking surface at or near a workplace becomes slippery as a result of weather or climatic conditions, an employer shall ensure that the floor, stairway, passageway or similar walking surface is kept free from falling or slipping hazards by removing ice, snow or water, to the extent reasonably practicable, and using materials such as ashes, sand, salt, or other measures where appropriate to prevent slipping or falling. ## Access and exit - 140 (1) An employer shall provide a safe means of access to and exit from all work areas. - (2) An employer shall provide adequate information to ensure that every person in the workplace is able to exit the workplace in a safe manner in the event of an emergency. - (3) An employer shall provide overhead protection at every means of access to and exit from a building, structure or project where there is a hazard of falling material that may injure a person at or near the workplace. - (4) This Section does not apply where a firefighter is engaged in structural firefighting or rescue. Subsection 140(4) amended: O.I.C. 2000-130, N.S. Reg. 52/2000. ## Stairways 141 - (1) Subject to subsections (2) and (3), an employer shall ensure that a permanent stairway is designed, constructed and maintained in accordance with the National Building Code of Canada , as adopted and modified under the Building Code Act and the Nova Scotia Building Code Regulations made under that Act . - (2) Where the National Building Code of Canada , as adopted and modified under the Building Code Act and the Nova Scotia Building Code Regulations made under that Act does not apply to …

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## 29 CFR 1926 (OSHA) - (8) Employees shall be prohibited from working on scaffolds covered with snow, ice, or other slippery material except as necessary for removal of such materials. - (9) Where swinging loads are being hoisted onto or near scaffolds such that the loads might contact the scaffold, tag lines or equivalent measures to control the loads shall be used. - (10) Suspension ropes supporting adjustable suspension scaffolds shall be of a diameter large enough to provide sufficient surface area for the functioning of brake and hoist mechanisms. - (11) Suspension ropes shall be shielded from heat-producing processes. When acids or other corrosive substances are used on a scaffold, the ropes shall be shielded, treated to protect against the corrosive substances, or shall be of a material that will not be damaged by the substance being used. - (12) Work on or from scaffolds is prohibited during storms or high winds unless a competent person has determined that it is safe for employees to be on the scaffold and those employees are protected by a personal fall arrest system or wind screens. Wind screens shall not be used unless the scaffold is secured against the anticipated wind forces imposed. - (13) Debris shall not be allowed to accumulate on platforms. - (14) Makeshift devices, such as but not limited to boxes and barrels, shall not be used on top of scaffold platforms to increase the working level height of employees. - (15) Ladders shall not be used on scaffolds to increase the working level height of employees, except on large area scaffolds where employers have satisfied the following criteria: - (i) When the ladder is placed against a structure which is not a part of the scaffold, the scaffold shall be secured against the sideways thrust exerted by the ladder; - (ii) The platform units shall be secured to the scaffold to prevent their movement; - (iii) The ladder legs shall be on the same platform or other means shall be provided to stabilize the ladd…

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Oregon Occupational Safety and Health Division Division 3 - (1) Tripping hazards. Shear connectors (such as headed steel studs, steel bars or steel lugs), reinforcing bars, deformed anchors or threaded studs shall not be attached to the top flanges of beams, joists or beam attachments so that they project vertically from or horizontally across the top flange of the member until after the metal decking, or other walking/working surface, has been installed. - (2) Installation of shear connectors on composite floors, roofs and bridge decks. When shear connectors are used in construction of composite floors, roofs and bridge decks, employees shall lay out and install the shear connectors after the metal decking has been installed, using the metal decking as a working platform. Shear connectors shall not be installed from within a controlled decking zone (CDZ), as specified in 1926.760(c)(8). ## (d) Plumbing-up. - (1) When deemed necessary by a competent person, plumbing-up equipment shall be installed in conjunction with the steel erection process to ensure the stability of the structure. - (2) When used, plumbing-up equipment shall be in place and properly installed before the structure is loaded with construction material such as loads of joists, bundles of decking or bundles of bridging. - (3) Plumbing-up equipment shall be removed only with the approval of a competent person. - (e) Metal decking. - (1) Hoisting, landing and placing of metal decking bundles. - (i) Bundle packaging and strapping shall not be used for hoisting unless specifically designed for that purpose. - (ii) If loose items such as dunnage, flashing, or other materials are placed on the top of metal decking bundles to be hoisted, such items shall be secured to the bundles. - (iii) Bundles of metal decking on joists shall be landed in accordance with 1926.757(e)(4). - (iv) Metal decking bundles shall be landed on framing members so that enough support is provided to allow the bundles to be unban…