Housekeeping, Floor, Wood Ladders safety
All places of employment clean and orderly and in a sanitary condition is called housekeeping. Workrooms clean & dry. Platforms, mats, or other dry standing places for wet processes. Floors kept free from protruding nails, splinters, holes, or loose boards. All places of employment clean and orderly and in a sanitary condition. Workrooms clean & dry. Platforms, mats, or other dry standing places for wet processes. Floors kept free from protruding nails, splinters, holes, or loose boards.
Aisles is a type of Housekeeping that sufficient safe clearance maintained where mechanical handling equipment is used. Gateway and passageways kept clear and in good repairs. No obstruction across or in aisles that could create a hazard. Permanent aisles and passageways shall be appropriately marked.
Floor Loading 1910.22
Floor load ratings must be posted. In a conspicuous place to which they relate.
Floor Openings 1910.23
Every stairway floor opening guarded by a standard railing. Railing provided on all exposed sides (except at entrance to stairway). Every skylight floor opening and hole shall be guarded by a standard skylight screen or a fixed standard railing on all exposed sides. Every pit and trapdoor floor opening, infrequently used, guarded by a floor opening cover of standard strength and construction. While the cover is not in place, the pit or trap opening constantly attended by someone or protected on all exposed sides by removable standard railings. Every temporary floor opening shall have standard railings, or shall be constantly attended by someone.
Wall Openings 1910.23
Every wall opening from which there is a drop of more than 4 feet shall be guarded by one of the following: Rail, roller, picket fence, half door, or equivalent barrier.
Open-sided Floors 1910.23
Every open-sided floor or platform 4 feet or more guarded on all open sides except where there is entrance to a ramp, stairway, or fixed ladder. The railing shall be provided with a toe board wherever, beneath the open sides. Persons can pass. There is moving machinery, or. There is equipment with which falling materials could create a hazard
Every flight of stairs having four or more risers shall be equipped with standard stair railings or standard handrails.
A standard railing consists of top rail, intermediate rail, and posts. Have a vertical height of 42 inches nominal from upper surface of top rail to floor. The top rail smooth-surfaced. The ends of the rails shall not constitute a projection hazard
A stair railing shall be not more than 34 inches nor less than 30 inches from upper surface of top rail to surface of tread in line with face of riser at forward edge of tread
Wood railings, posts at least 2 by 4. Posts < 6 feet. Rails, at least 2 by 4. Pipe railings at least 1 1/2 inches nominal diameter. Posts spaced not more than 8 feet on centers. For structural steel railings. Posts and top and intermediate rails 2 by 2 by 3/8 inch angles. Posts spaced not more than 8 feet on centers.
The completed structure shall be capable of withstanding a load of at least 200 pounds applied in any direction at any point on the top rail. A standard toeboard 4 inches nominal in vertical height. Securely fastened. Not more than 1/4-inch clearance above floor level. Openings not over 1 inch
Fixed Stairs 1910
Provided for regular travel between levels. Where equipment requires attention routinely. Fixed stairs provided where access to elevations is daily. For work around acids, caustics, gases, or other harmful substances. Fixed stairs minimum width of 22 inches. Stairs installed between 30º and 50 º from horizontal. Must have uniform riser height and tread depth, with less than a 1/4-inch variation. “Stair treads.” All treads shall be reasonably slip-resistant and the nosing’s shall be of nonslip finish. Rise height and tread width shall be uniform throughout any flight of stairs including any foundation structure used as one or more treads of the stairs. Vertical clearance above any stair tread at least seven (7) feet
Portable Wood Ladders 1910.25
All wood parts free from sharp edges and splinters. Visually acceptable. Stepladders 20′ max. Single ladders 30′ max. Ladders inspected frequently. Those with defects withdrawn from service for repair or destruction and tagged or marked as “Dangerous, Do Not Use.” Portable rung and cleat ladder pitch one-quarter the working length of the ladder (the length along the ladder between the foot and the top support). Placed as to prevent slipping, or lashed, or held in position. Portable ladder shall not be used in a horizontal position as platforms, runways, or scaffolds.
Ladder not placed in front of doors opening toward the ladder unless the door is blocked upon, locked, or guarded. Portable ladders shall not be placed on boxes, barrels, or other unstable bases to obtain additional height; Ladders with broken or missing steps, rungs, or cleats, broken side rails, or other faulty equipment shall not be used; Improvised repairs shall not be made; Tops of the ordinary types of stepladders shall not be used as steps. Ladders used to access roof must clear roof line by minimum of three feet. No climbing the bracing on the back legs
- Length of Ladder Feet of Overlap
- Up to 36 feet 3 feet
- Over 36 but less than 48 4 feet
- Over 48 up to 60 5 feet
Use of Ladders 1910
Portable ladders are designed as a one-man working ladder based on a 200-pound load.
The ladder base section must be placed with a secure footing. The top of the ladder must be placed with the two rails supported, unless equipped with a single support attachment. When ascending or descending the climber must face the ladder.