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HomeMy WebLinkAbouttrex-esr-3947-transcend-and-select-railing-2021-report ESIN ICC-ES Evaluation Report ESR-3947 Reissued September 2020 This report is subject to renewal September 2021. wwwAcc-es.orq 1 (800) 423-6587 1 (562) 699-0543 A Subsidiary of the International Code Council® DIVISION: 06 00 00-WOOD, PLASTICS AND top and bottom rails, balusters, baluster spacers, rail-to- COMPOSITES post brackets, foot blocks, with decorative post sleeves, Section: 06 50 00-Structural Plastics post sleeve caps and post sleeve skirts. The top and Section: 06 63 00-Plastic Railings bottom rails, post sleeves, and the Transcend and Select balusters are composed of extruded wood-plastic REPORT HOLDER: composite core material, with a polyvinyl chloride (PVC) or acrylic cap layer. TREX COMPANY INC. The attributes of the railing systems have been verified EVALUATION SUBJECT: as conforming to the provisions of (i) CALGreen Section A5.406.1.2 for reduced maintenance; (ii) ICC 700-2015 TREX°TRANSCEND°SERIES RAILING SYSTEM and ICC 700-2012 Sections 601.7, 11.601.7, and TREX°SELECT®SERIES RAILING SYSTEM 12.1(A).601.7 for site-applied finishing materials; and (iii) ICC 700-2008 Section 601.7 for site-applied finishing 1.0 EVALUATION SCOPE materials. Note that decisions on compliance for those areas rest with the user of this report. The user is 1.1 Compliance with the following codes: advised of the project-specific provisions that may be ■ 2015, 2012 and 2009 International Building Code°(IBC) contingent upon meeting specific conditions, and the verification of those conditions is outside the scope of this ■ 2015, 2012 and 2009 International Residential Code® report. These codes or standards often provide (I RC) supplemental information as guidance. Property evaluated: 3.2 Guards: ■ Structural 3.2.1 Trex° Transcend° Series Railing System: The ■ Durability height of the railing assembly is 36 inches or 42 inches (914.4 mm or 1066.8 mm)above the walking surface. The ■ Surface-burning Characteristics top rail has overall dimensions of 3.31 inches wide by 1.2 Evaluation to the following green code(s) and/or 2.45 inches tall (84.1 mm by 62.2 mm). The bottom rail standards: has overall dimensions of 3.0 inches wide by 2.0 inches tall (76.2 mm by 50.8 mm). The balusters can be either ■ 2019 California Green Building Standards Code 1.42 inch (36.1 mm) or 1.125 inch (28.6 mm) square (CALGreen),Title 24, Part 11 profiles. A baluster spacer, made of PVC with a PVC or ■ 2015, 2012 and 2008 ICC 700 National Green Building acrylic cap layer, is installed onto the top and bottom rails. Standard TM (ICC 700-2015, ICC 700-2012 and ICC 700- Each post is covered with a 4.45 inch (113 mm) square 2008) composite post sleeve. Rails are attached to posts with Attributes verified: nylon composite brackets. Transcend® Series Railing System components are ■ See Section 3.1 available in 7 colors: Charcoal Black, Classic White, Fire 2.0 USES Pit, Gravel Path, Rope Swing, Tree House, and Vintage The Trex° Transcend' Series Railing System and Trex° Lantern. Select° Series Railing System described in this report 3.2.2 Trex®Select°Series Railing System: The height are limited to exterior use as guards for balconies, of the railing assembly is 36 inches (914.4 mm) above the porches, and decks in Residential Group R buildings of walking surface. The top rail has overall dimensions of Type V-B construction and other types of construction 2.75 inches wide by 2.0 inches tall (69.9 mm by 50.8 mm). in applications where untreated wood is permitted by The bottom rail has overall dimensions of 2.0 inches wide IBC Section 1406.3 or in buildings constructed in by 2.75 inches tall (50.8 mm by 69.9 mm). The balusters accordance with the IRC. are 1.125 inch (28.6 mm) square profiles. Balusters are 3.0 DESCRIPTION installed directly into openings machined into the upper and lower rails. Each post is covered with a 4.45 inch 3.1 General: (113 mm) square composite post sleeve. Rails are Trex® Transcend® Series Railing System and Trex® attached to posts with nylon brackets. Select® Series Railing System are guards consisting of Select®Series Railing System is available in white color. ICGES Evaluation Reports are not to be construed as representing aesthetics or any other attributes not specifically addressed,nor are they to be construed as an endorsement of the subject of the report or a recommendation for its use.There is no warranty by ICC Evaluation Service,LLC,express or implied,as to any fording or other matter in this report,or as to any product covered by the report. Copyright©2020 ICC Evaluation Service,LLC. All rights reserved. Page 1 of 5 ESR-3947 I Most Widely Accepted and Trusted Page 2 of 5 3.3 Durability: installed at mid-span of the bottom rail between the When subjected to weathering, insect attack, and other deck surface and the rail using one #10 x 2-inch-long decaying elements, the material used to manufacture the (50.8 mm)screw. Trex® Transcend® Railing System and Trex® Select® 5.0 CONDITIONS OF USE Railing System are equivalent in durability to code- complying, preservative-treated or naturally durable lumber The Tree Transcend Series Railing System and Tree when used in locations in described in Section 2.0 of Select Series Railing System described in this report this report. Trex® Transcend® Railing System and Trex® comply with, or are suitable alternatives to what is Select® Railing System have been evaluated for structural specified in, those codes listed in Section 1.0 of this performance when exposed to temperatures from -20°F report, subject to the following conditions: (-29°C)to 125°F (52°C). 5.1 This TreeTranscend° Series Railing System and 3.4 Surface-burning Characteristics: Trex° Select° Series Railing System are limited to exterior use as guards for balconies, porches, and When tested in accordance with ASTM E84, Trex® decks in Residential Group R buildings of Type V-B Transcend® Railing System and Trex® Select® Railing construction and other types of construction in System have a flame-spread index of no greater than 200. applications where untreated wood is permitted by 4.0 DESIGN AND INSTALLATION IBC Section 1406.3, or in building constructed in accordance with the IRC. 4.1 General: e ® ® 5.2 Installation of the TreeTranscend° Series Railing The Trex Transcend Series Railing System and Trex � System and Trex Select Series Railing System Select Series Railing System must be installed in must comply with this evaluation report, the accordance with the manufacture's published installation manufacturer's published installation instructions instructions, the approved construction documents and and the applicable code. When the manufacturer's this report. The manufacturer's published installation published installation instructions differ from this instructions must be available at all times on the jobsites evaluation report,this evaluation report governs. during installation. 5.3 Only those types of fasteners and fastening methods 4.2 Design: described in this evaluation report have been The Trex° Transcend® Series Railing System and Trex° evaluated for the installation of Trex® Transcend® Select° Series Railing System are satisfactory to resist Railing System and Trex® Select® Railing System. loads specified in Section 1607.8.1 of the 2015 and 2012 The compatibility of fasteners with the supporting IBC, Section 1607.7.1 of the 2009 IBC and Table R301.5 construction, including chemically treated wood, is of the IRC, when installed at the maximum clear distance outside the scope of this report. between the posts as noted in Table 1. When the railing is 5.4 The TreeTranscend° Series Railing System and supported on one or both ends by the supporting structure, the maximum clear distance between the post and Trex Select Series Railing System must be directly supporting structure or between the structures must fastened to supporting construction having adequate comply with the spans noted in Table 1. strength and stiffness. Where required by the code official, engineering calculations and construction 4.3 Installation: documents consistent with this report must be 4.3.1 Trex® Transcend® Series Railing System: submitted for approval. The calculations must verify Composite post sleeves are installed over a conventional that the supporting construction complies with the treated wood 4x4 post, having a minimum specific gravity applicable building code requirements and is of 0.55. The attachment of the posts to the deck structure adequate to resist the loads imparted upon it from must be adequate and is outside the scope of this report. the products and systems discussed in this report. The top and bottom rail assemblies are attached to the The documents must contain details of the composite post sleeves using mounting brackets. The attachment to the supporting structure consistent bracket screws are installed through the composite post with the requirements of this report. The documents sleeve, into the 4x4 wooden post using two #8 x 2-inch- must be prepared by a registered design professional long (50.8 mm) wood screws. Each mounting bracket where required by the statutes of the jurisdiction in attaches to the top and bottom rail using two #12 x which the project is to be constructed. 1.5-inch-long (38.1 mm) self-drilling flathead screws. 5.5 The use of Trex° Transcend° Series Railing System Baluster spacers are installed in the top and bottom rails to and Trex° Select° Series Railing System on stairs hold the balusters in place. Foot blocks are installed at has not been evaluated and is outside the scope of mid-span of the bottom rail between the deck surface and this evaluation report. the rail using one#10 x 2-inch-long (50.8 mm)screw. 5.6 Structural posts and attachment of the posts to the 4.3.2 Trex® Select® Series Railing System: supporting structure are outside the scope of this Composite post sleeves are installed over a conventional report. treated wood 4x4 post, having a minimum specific gravity of 0.55. The attachment of the posts to the deck structure 5.7 The Trex® Transcend® Railing System and Trex® must be adequate and is outside the scope of this report. Select® Railing System are manufactured in The top and bottom rail assemblies are attached to the Winchester, Virginia, under a quality-control program composite post sleeves using mounting brackets. The with inspections by ICC-ES. bracket screws are installed through the composite post 6.0 EVIDENCE SUBMITTED sleeve, into the 4x4 wooden post using four #8 x 2-inch- long (50.8 mm) wood screws. Each mounting bracket Data in accordance with the ICC-ES Acceptance Criteria attaches to the top and bottom rail using four#10 x 1-inch- for Deck Board Span Ratings and Guardrail systems long (25.4 mm) pan-head screws. Balusters are installed (Guards and Handrails) (AC174), dated January 2012 directly into the holes in the rail profiles. Foot blocks are (Editorially revised December 2014). ESR-3947 I Most Widely Accepted and Trusted Page 3 of 5 7.0 IDENTIFICATION 7.2 The report holder's contact information is the 7.1 The Trex° Transcend° Series Railing System and following: Trex°Select®Series Railing System described in this TREX COMPANY INC. report are identified by a stamp on each individual 160 EXETER DRIVE piece or on the packaging, bearing the report holder's WINCHESTER,VIRGINIA 22602 name (Trex ComEany, Inc.), the product name (The (540) 542-6300 Trex° Transcend Series Railing System or Trex° www.trex.com Select° Series Railing System), the allowable span, ICC-ES evaluation report number(ESR-3947). TABLE 1—MAXIMUM GUARDRAIL SYSTEM SPANS' APPLICABLE BUILDING CODE2'3 MAXIMUM SPAN"'S PRODUCT NAME/COMPONENT IBC IRC (inches) Trex®Transcend®Railing System Yes Yes 67.5 Trex®Transcend®Railing System Nob Yes 91.75 Trex®Select®Railing System Nob Yes 68.25 For SI: 1 inch=25.4 mm; 1 foot=305 mm. 'The ability of the supporting construction,including posts,to resist the reactionary loads must be justified to the satisfaction of the code official. 2Indicates compliance with the respective building codes. 3The minimum height of the top rails is 42 inches in accordance with Section 1015 of the 2015 IBC and Section 1013 of the 2012 and 2009 IBC and 36 inches in accordance with IRC Section R312. 4Maximum span is the clear distance measured from edge-of-post to edge-of-post,edge-of-post to edge-of-structure,or edge-of-structure to edge-of-structure. 5Maximum allowable span has been adjusted for durability. No further increases are permitted. 6Exempt in One-and Two-Family Dwellings. Il A. Top Rail B. Bottom Rail * C. Railing Bracket D. **Assembly Guide Template E. **Gaskets F. Balusters G. Post Cap �j H. Post Skirt V I. Trex°Composite Post Sleeve J. **Trex°Decking © K. **Code-Approved Wood Joists L. Trex°Footblock M. Baluster Spacer Note: Items marked with**are © outside the scope of this report. FIGURE 1—TYPICAL TREX°TRANSCEND®SERIES RAILING ASSEMBLY ESR-3947 Most Widely Accepted and Trusted Page 4 of 5 3.31 Tu 5 0 2.00 TOP RAIL BOTTOM RAIL 3.00 BALUSTER BRACKET FIGURE 2—TREX®TRANSCEND®SERIES RAILING COMPONENTS 97> A. Top Rail B. Bottom Rail C. Railing Bracket D. Bracket Covers E. Balusters F. Tree Foot block �IJ G. Post Cap H. Post Skirt I. Trex°Composite Post Sleeve J. *'Trex°Decking K. **Code-Approved Wood Joists Note: Items marked with**are outside the scope of this report. FIGURE 3—TYPICAL TREX®SELECT®SERIES RAILING ASSEMBLY 2.00 2.75 2.00 2.75 TOP RAIL BOTTOM RAIL ±125 BALUSTER BRACKET FIGURE 4—TREX®SELECT®SERIES RAILING COMPONENTS ESR-3947 I Most Widely Accepted and Trusted Page 5 of 5 c4,150� 4.450 h.-050 FIGURE 5—TREX®TRANSCEND®AND SELECT'SERIES COMPOSITE POST SLEEVE