1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 1322 Fabricated Scaffold Planks and StagesUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR
2、 FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Fabricated Scaffold Planks and Stages, UL 1322 Sixth Edition, Dated March 31, 2010 Summary of Topics This revision of ANSI/UL 1322 is being issued to reect the reaffirmation of the ANSI approval of the standa
3、rd. No technical changes have been made to the document. Text that has been changed in any manner or impacted by ULs electronic publishing system is marked with a vertical line in the margin. The revisions are substantially in accordance with Proposal(s) on this subject dated September 18, 2015. All
4、 rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either ex
5、pressed or implied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no event will UL be liable for any special, incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arisi
6、ng out of the use of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of the possibility of such damage. In no event shall ULs liability for any damage ever exceed the price paid for this Standard, regardless of the form of the claim. Users of the
7、 electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold UL harmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic
8、Standard on the purchasers computer system. NOVEMBER 6, 2015 UL 1322 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL NOVEMBER 6, 2015 UL 1322 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTR
9、IBUTION WITHOUT PERMISSION FROM UL MARCH 31, 2010 (Title Page Reprinted: November 6, 2015) 1 UL 1322 Standard for Fabricated Scaffold Planks and Stages First Edition March, 1975 Second Edition September, 1979 Third Edition September, 1984 Fourth Edition June, 1993 Fifth Edition June, 1998 Sixth Edit
10、ion March 31, 2010 This ANSI/UL Standard for Safety consists of the Sixth edition including revisions through November 6, 2015. The most recent designation of ANSI/UL 1322 as a Reaffirmed American National Standard (ANS) occurred on November 6, 2015. ANSI approval for a standard does not include the
11、 Cover Page, Transmittal Pages, Title Page, or effective date information. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http
12、:/. ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2015 UNDERWRIT
13、ERS LABORATORIES INC. ANSI/UL 1322-2010 (R2015)UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MARCH 31, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTI
14、ON OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .4 2 General 5 2.1 Components 5 2.2 Units of measurement .5 2.3 Undated references .5 3 Glossary 6 CONSTRUCTION 4 General 8 5 Materials and Assembly .9 6 Protection Against Corrosion 10 PERFORMANCE 7 Bending Test 11 7.1 Hori
15、zontal .11 7.2 Inclined horizontal .12 8 Maximum Deection Test 12 9 Side-Rail-Deection Test .13 10 Decking-Strength Test 14 11 Guard-Rail-Strength Test .15 12 Cantilevered Section Stability Test .15 13 Stirrup Strength Test .15 14 Work Cage (Basket) Strength Test 16 15 Mobile Work Stand Strength Tes
16、t .16 16 Wheel or Caster Strength Test 16 17 Rung Strength Test .16 MARKING 18 Permanence .17 19 Details .17 20 Cautionary 18 21 Instructions .18 MARCH 31, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PE
17、RMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover the following; a) Wood, metal, or a combination of wood and metal fabricated planks; b) Fabricated platforms for use with suspended, xed, or rolling scaffold; c) Modular suspended platforms; d) Scaffold decks; e) Mobile work stands;
18、and f) Work cages (baskets). 1.1 revised March 31, 2010 1.2 These requirements do not cover: a) Suspended scaffold components, b) Accessories for use with or in the erection of xed or rolling scaffolds, c) Deleted. d) The construction or installation of scaffolding, e) Hoists intended for use with s
19、uspended scaffolds, or f) Suspended platforms utilizing angled or articulating sections, or g) Platforms with more than two suspension points. 1.2 revised March 31, 2010 1.3 Welded frame and system scaffold assemblies are to be additionally evaluated to Testing and Rating Scaffold Assemblies and Com
20、ponents, ANSI/SSFI SC100-5/05. Added 1.3 effective January 2, 2013 DECEMBER 17, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 2 General 2.1 Components 2.1.1 Except as indicated in 2.1.2
21、, a component of a product covered by this standard shall comply with the requirements for that component. 2.1.2 A component is not required to comply with a specic requirement that: a) Involves a feature or characteristic not required in the application of the component in the product covered by th
22、is standard, or b) Is superseded by a requirement in this standard. A component is not required to comply with a specic requirement that: a) Involves a feature or characteristic not required in the application of the component in the product covered by this standard, or b) Is superseded by a require
23、ment in this standard. 2.1.3 A component shall be used in accordance with its rating established for the intended conditions of use. 2.1.4 Specic components are incomplete in construction features or restricted in performance capabilities. Such components are intended for use only under limited cond
24、itions, such as certain temperatures not exceeding specied limits, and shall be used only under those specic conditions. 2.2 Units of measurement 2.2.1 When a value for measurement is followed by a value in other units in parentheses, the second value may be only approximate. The rst stated value is
25、 the requirement. 2.3 Undated references 2.3.1 Any undated reference to a code or standard appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard. MARCH 31, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 5UL COPYRIGHTED M
26、ATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 3 Glossary 3.1 For the purposes of this standard, the following denitions apply. 3.2 CANTILEVERED SECTION Any platform section or portion of a platform section extending more than 12 inches (305 mm) beyond a s
27、upport or stirrup. A suspended platform may be used as a cantilevered section on one end only or on both ends. 3.3 FABRICATED PLATFORM (ONE-PERSON) A manufactured plank of either an extension or xed length type used for supporting one worker and material. These platform units are usually used with l
28、adder jacks, trestle, extension trestle, platforms, or stepladders (also known as a decorator plank). 3.4 FABRICATED PLATFORM (TWO-PERSON) A manufactured plank used for supporting two workers and material. These platform units are usually employed with ladder jacks, trestle, extension trestle, platf
29、orms, or stepladders (also known as a scaffold plank). 3.5 FABRICATED PLATFORM (THREE-PERSON) A manufactured platform used for supporting up to three workers and material (also known as a stage platform). These platform units are usually used with: a) Stirrups as part of a suspension scaffold or as
30、a scaffold runner board, b) A bridge scaffold in building or bridge truss work, or c) Freestanding scaffold tower. 3.6 FABRICATED TUBULAR FRAME SCAFFOLD A pair of welded tubular end frames that are assembled with bracing to form a scaffold. 3.6 added March 31, 2010 3.7 GUARD RAIL A barrier secured t
31、o uprights and erected along the exposed or open side and ends of a platform. 3.8 MIDRAIL A barrier approximately midway between the guard rail and platform decking. 3.8 added March 31, 2010 3.9 MOBILE WORK STAND A stand alone prefabricated portable scaffold unit that is used for interior work. It h
32、as end frames which are not stackable. The plank(s) may or may not be adjustable between the end frames. They also may be provided with casters. 3.9 added March 31, 2010 3.10 MODULAR STAGE PLATFORM A fabricated platform that is used as a single unit or can be assembled with two or more platform sect
33、ions. When two or more sections are used, they are secured together to form a single platform used for supporting two or three workers and material. The assembly is allowed to include toe boards, guard rails, cantilevered sections and stirrups. A modular stage platform is capable of being used with:
34、 a) Stirrups as part of a suspended scaffold; b) A bridge scaffold in building or bridge truss work; or MARCH 31, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL c) Independent scaffold t
35、ower. 3.10 revised March 31, 2010 3.11 MODULAR SUSPENDED PLATFORM A fabricated suspended platform that is used as a single unit or can be assembled with two or more platform sections. When two or more sections are used, they are secured together to form a single platform used for supporting workers
36、and material. The assembly is allowed to include toe boards, guard rails, stirrups, and cantilevered sections. 3.11 revised March 31, 2010 3.12 PLANK A wood board or fabricated component that serves as a platform unit. 3.13 PLANK (METAL) A metal platform unit sized to support one or more workers or
37、uniformly distributed loads. Metal planks would be of similar dimensions as wood planks. 3.14 PLANK (WOOD, LAMINATED) A platform unit of glue-laminated wood whose method of manufacture and assigned design valves contemplate at use in a scaffolding application. The two types of laminated wood used in
38、 scaffold applications are Laminated Veneer Lumber (LVL) and Laminated Edge Glue Lumber (LEG). 3.15 PLANK (WOOD, SAWN) A board of sawn lumber whose grading rules and assigned design values contemplate at use in a scaffolding application. The plank shall be sized to support one or more workers and ma
39、terials. 3.16 RATED WORKING LOAD The maximum static load imposed on a product including the weight of all workers, materials, and equipment, but excluding the weight of the plank or platform. 3.17 SCAFFOLD DECK A platform designed and constructed to carry at least one person rated 25, 50, or 75 poun
40、ds per square foot (122, 244, or 366 kg/m 2 ) and used with a xed or rolling scaffold. They are equipped with end hooks that engage onto the scaffold end frames. 3.17 revised March 31, 2010 3.18 SIDE RAIL The main longitudinal structural support member of a fabricated plank or stage. 3.19 STIRRUP A
41、device that connects the hoist mechanism to the suspended platform. 3.20 TEST FAILURE Visible weakening of the test unit or component or other damage in which the structure or component is buckled, twisted, sheared, torn, or fractured as a result of the test. 3.21 TOEBOARD A barrier at platform leve
42、l erected along the exposed or open sides and ends of a platform. 3.22 VISIBLE DAMAGE Damage clearly evident to the eye without the use of an optical measuring device. 3.23 WELL-SEASONED WOOD Wood that has been dried to a moisture content of 15 percent or less at 70F (21C) and 75 percent relative hu
43、midity. 3.24 WORK CAGE (BASKET) A one or two man workstation that is connected to a hoist by a single point. 3.24 added March 31, 2010 MARCH 31, 2010 FABRICATED SCAFFOLD PLANKS AND STAGES - UL 1322 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FR
44、OM UL CONSTRUCTION 4 General 4.1 A product shall be constructed so that it will have the strength and durability to withstand normal usage and to comply with the performance requirements. 4.2 Fabricated platforms shall have dimensions as specied in Table 4.1. This table does not apply to modular pla
45、tforms. Exception: An assembled stage platform length that exceeds the 40 foot (12.2 m) limit, and is not provided with a single section that exceeds the 40 foot limit complies with the intent of this requirement. 4.2 revised March 31, 2010 Table 4.1 Dimensions and rated working loads of fabricated
46、platforms Table 4.1 revised March 31, 2010 Rated working load, Maximum length, Maximum width, Minimum width, Fabricated platforms pounds (kg) feet (m) inches (mm) inches (mm) One-person 250 a 113 a 24 7.3 20 508 12 305 Two-person 500 a 227 a 40 12.2 30 762 12 b 305 b Three-person 750 a 340 a 40 12.2
47、 36 914 20 508 a Based on platforms simply supported 12 inches (305 mm) from each end. b Minimum platform width requirement is increased to 20 inches (508 mm) beyond 32 feet (9.7 m) of platform length. 4.3 The modular stage platform and modular suspended platform shall not be less than 20 inches or
48、more than 36 inches wide overall. The rated working load for the modular suspended platform varies based on its length and conguration. 4.3 revised March 31, 2010 4.4 The evaluation of the modular stage platform and modular suspended platform shall include the individual sections as well as sections
49、 assembled as specied by the manufacturer. 4.5 A plank intended for use with ladder jacks on a 250- pound or greater duty-rated ladder shall not be less than 18 inches (457 mm) wide when a wood plank is used and 12 inches (304 mm) wide when a metal fabricated plank is used. 4.6 An exposed metal surface shall be free from sharp edges, burrs, and other features that constitute a risk of injury to persons. 4.7 Bolt and rivet holes shall be accurately made, and burrs
