What is the minimum width of a scaffold plank?
Regulations require that all scaffold platforms must be at least 460 mm (18 in) wide and all platforms above 2.4 m (8 ft) must be fully decked.
How far apart should scaffolding be?
Vertically—every 20 feet (6.1 meters) or less for scaffolds less than three feet (0.91 meters) wide; every 26 feet (7.9 meters) or less for scaffolds more than three feet (0.91 meters) wide. Horizontally—at each end; at intervals not to exceed 30 feet (9.1 meters) from one end.
What is the maximum distance the edge of the scaffolding can be from the work surface?
Except as provided in paragraphs (b)(3)(i) and (ii) of this section, the front edge of all platforms shall not be more than 14 inches (36 cm) from the face of the work, unless guardrail systems are erected along the front edge and/or personal fall arrest systems are used in accordance with paragraph (g) of this section ...
What is the minimum distance required for scaffold planks to extend over the support frame?
All planking or platforms must be overlapped a minimum of twelve (12) inches and secured from movement. Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches.
What is the standard of scaffolding?
6.1. 4.7 The scaffolding width is determined by the width of the boards, the minimum width allowed for two boards is 600 mm but a more typical four-board scaffold would be 870 mm wide from standard to standard. More heavy-duty scaffolding can require 5, 6 or even up to 8 boards width 6.1.
What is the 3 to 1 rule in scaffolding?
The 3 to 1 rule. The total working height of a freestanding scaffolding tower should be three (3) times the distance of the narrowest side of the base (if this is a measurement of outriggers, they must be set symmetrically about the tower).
What is the maximum span on scaffold planks?
SpecificationsGripStrip Scaffold Plank Load & Span ChartTotal Load (pounds)Max. Span (feet)Load Supported over Specified Distance (inches) (Federal OSHA Duty Rating)12” 24” 36”Light Duty (25 psi) (Workers-Minimal Storage of Materials)265 280 28510Medium Duty (50 psi) (Workers-Some Storage of Materials)390 425 46071 more row
How far can a front edge of a scaffold be from a building?
Ensure that the platform is 14 inches or less away from the wall or 18 inches or less away if plastering/stuccoing.
What are 5 requirements for scaffolding?
Here are the highlighted rules of OSHA's scaffolding standard:Fall protection. ... Guardrail height. ... Cross bracing. ... Midrails. ... Footings. ... Platforms. ... Guying ties and braces. ... Capacity.More items...•
How many planks are needed for scaffolding?
All scaffold planks must be inspected and tested before use. Lumber or manufactured scaffold planks used for a work platform must consist of at least two planks placed side by side to provide a work surface with a nominal width of 50 cm (20 in.), or nominal width of 30 cm (12 in.)
How wide at minimum must a scaffold deck be?
General Requirements. (a) Scaffolds shall be provided for all work that cannot be done safely by employees standing on permanent or solid construction at least 20 inches wide, except where such work can be safely done from ladders.
Where scaffold platforms are more than 24 inches?
In regards to the first part of your question, when a work platform is more than 24 inches below its point of access, you must provide a means of access to it such as a portable ladder, hook on ladder, or attachable ladder.
What are 5 requirements for scaffolding?
Here are the highlighted rules of OSHA's scaffolding standard:Fall protection. ... Guardrail height. ... Cross bracing. ... Midrails. ... Footings. ... Platforms. ... Guying ties and braces. ... Capacity.More items...•
What OSHA regulations cover the use of scaffolding?
[29 CFR 1926.451(d)(3)(i)] All suspension scaffolds must be tied or otherwise secured to prevent them from swaying, as determined by a competent person. [29 CFR 1926.451(d)(18)] Guardrails, a personal fall-arrest system, or both must protect each employee more than 10 feet (3.1 m) above a lower level from falling.
How close can you build scaffold to power lines?
AS/NZS 4576:1995: Guidelines for scaffolding sets a 4 metre approach distance for metallic scaffolding used near overhead electric lines. and plant. The 4 metre or greater approach distance applies in any direction where metallic scaffold is erected, used or dismantled near overhead electric lines.
What is the maximum spacing of a medium duty horse scaffold?
5 feet apart(f) Horse scaffolds. __________ Footnote(**) Horses shall be spaced not more than 8 feet apart for light duty loads, and not more than 5 feet apart for medium duty loads.