APA - The Engineered Wood Association

Publications Featuring Glulam

This section contains APA publications created to help you design, specify, install and protect APA EWS-trademarked glued laminated timber (glulam) in a variety of applications.

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APA Case Study: Cathedral of Christ The Light

Highlights the use of APA EWS glued-laminated timber beams in the Cathedral of Christ the Light in Oakland, California. The design and erection of the structure demonstrate that modern glulam construction can be used to build a significant building intended to be structurally capable and architecturally worthy of lasting 300 years. Issued December 2008. Available only as a downloadable PDF. (Form J140 - 3 pages)

Free APA Case Study: Cathedral of Christ The Light (PDF Download)
627 K

APA Case Study: Great Wolf Lodge

Highlights the use of exposed APA EWS glulam at the Great Wolf Lodge indoor water park resort and conference center located in Grand Mound, Washington. The use of prefabricated glulam trusses achieves the necessary lodge aesthetics and minimizes the need for intermediate support columns from the portico through the lobby. Only available as a downloadable PDF. Issued November 2008. (Form J135 - 2 pages)

Free APA Case Study: Great Wolf Lodge (PDF Download)
184 K

APA Glulam, I-joist and LVL Publication Index

A supplement to the APA Publication Index. Formerly referred to as APA EWS Publications Index. Updated November 2006. (Form EWS S400 - 2 pages)

$0.00 APA Glulam, I-joist and LVL Publication Index (Purchase Paper Copy) Free APA Glulam, I-joist and LVL Publication Index (PDF Download)
125 K

APA Product Report PR-L251, Rosboro

Rosboro Structural Glued Laminated Timber, Rosboro, PR-L251. Revised May 17, 2010. (PR-L251 - 3 pages)

Free APA Product Report PR-L251, Rosboro (PDF Download)
85 K

APA Product Report PR-L263, Anthony Forest Products Company

ANTHONY Power Beam®, Anthony Forest Products Company, Updated February 9, 2010. (PR-L263 - 3 pages)

Free APA Product Report PR-L263, Anthony Forest Products Company (PDF Download)
88 K

APA Product Report PR-L264, Anthony Forest Products Company

ANTHONY Power Column®, Anthony Forest Products Company, Updated February 9, 2010. (PR-L264 - 3 pages)

Free APA Product Report PR-L264, Anthony Forest Products Company (PDF Download)
87 K

APA Product Report PR-L269, Calvert Company, Inc.

Calvert GL 3000 Glulam, Calvert Company, Inc. Revised April 9, 2010. (PR-L269 - 3 pages)

Free APA Product Report PR-L269, Calvert Company, Inc. (PDF Download)
84 K

APA Product Report PR-L271, Arizona Structural Laminators, LLC

20F and 16F Glulam Beams, Arizona Structrual Laminators, LLC. Revised January 22, 2010. (PR-L271 - 4 pages)

Free APA Product Report PR-L271, Arizona Structural Laminators, LLC (PDF Download)
84 K

APA Product Report PR-L275, Rosboro

Rosboro 24F-V5M1 Preservative Treated Glulam, Rosboro, PR-L275. Revised June 21, 2010. (PR-L275 - 3 pages)

Free APA Product Report PR-L275, Rosboro (PDF Download)
85 K

APA Product Report PR-L282, Anthony Forest Products Company

ANTHONY Power Preserved Glulam™ Beams and Columns™, Anthony Forest Products Company. Revised November 30, 2009. (PR-L282 - 4 pages)

Free APA Product Report PR-L282, Anthony Forest Products Company (PDF Download)
97 K

APA Product Report PR-L285, Standard Structures Inc.

SSI HSC Plus Glulam, Standard Structures, Inc., Revised November 10, 2009. (PR-L285 - 4 pages)

Free APA Product Report PR-L285, Standard Structures Inc. (PDF Download)
86 K

APA Product Report PR-L286, Standard Structures, Inc.

SSI MXL Glulam, Standard Structures, Inc., Revised November 3, 2009. (PR-L286 - 4 pages)

Free APA Product Report PR-L286, Standard Structures, Inc. (PDF Download)
87 K

APA Product Report PR-L294, Nordic Engineered Wood

Nordic Lam™, Nordic Engineered Wood Issued December 17, 2009. (PR-L294 - 4 pages)

Free APA Product Report PR-L294, Nordic Engineered Wood (PDF Download)
93 K

Builder Tip: Minimize Glulam Checking Through Proper Storage and Handling

Describes seasonal, storage, and installation conditions that affect the possibility of checking in glued laminated timbers. Issued December 2005. (Form EWS F455 - 2 pages)

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70 K

Builder Tips: Proper Storage and Handling of Glulam Beams

Recommendations for storage and handling of glulam beams. Updated August 2007. (Form EWS R540 - 2 pages)

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353 K

Case Study: Albert Lea High School

Albert Lea High School softens high tech learning with natural wood, glulam beams. Issued October 2001. (Form EWS B115 - 2 pages)

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639 K

Case Study: Autzen Football Stadium

Describes use of glulam beams in design and construction of a new stadium roof canopy at the University of Oregon. Issued November 2002. (Form EWS C110 - 2 pages)

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62 K

Case Study: Beaverton City Library

Innovative use of curved Douglas-fir glulam columns fabricated to create the appearance of 26-foot tall trees which support the ceiling. Issued January 2001. (Form A115 - 2 pages)

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138 K

Case Study: Caldera Hearth Center

Describes the Hearth Center youth camp and retreat center for nonprofit arts organization Caldera in Sisters, Oregon. Issued June 2005. (Form F115 - 2 pages)

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233 K

Case Study: Disney ICE

Curved glulam beams and a plywood roof deck top this ice arena. Revised March 2002. (Form W120 - 2 pages)

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624 K

Case Study: Environmental Nature Center

Highlights a wood-framed, mixed-use building inspiring sustainable design. The features of the building are used as educational tools showcasing the benefits of environmentally-conscious design. The ENC hopes the building will inspire and teach visitors to implement sustainable design features in their own homes and businesses. Issued December 2009. (Form K115 - 2 pages)

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647 K

Case Study: Gunter Primary School

Constructed of all wood, this Texas school's unique design concept features wood in exposed and hidden structural applications. Issued March 2007. (Form G170 - 2 pages)

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205 K

Case Study: Investco

Many of the engineered wood products used throughout this office building are exposed to create a unique interior. Revised July 2001. (Form W125 - 2 pages)

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144 K

Case Study: Liberty High School

Glulam, I-joists and plywood are used in a 19-building high school campus. Issued April 1998. (Form Y115 - 2 pages)

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87 K

Case Study: Office of Rogers Krajnak Architects

A car repair shop is transformed into a modern office. Issued March 2007. (Form H110 - 2 pages)

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219 K

Case Study: Palmer Events Center

Glulam trusses and laminated decking are key components in a dramatic wood roof canopy that covers a community events center in Austin, Texas. Issued May 2003. (Form EWS C120 - 2 pages)

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102 K

Case Study: Park 277

A panelized all-wood roof is used in this large warehouse complex. Issued November 1996. (Form W140 - 2 pages)

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132 K

Case Study: Pepsi Distribution Center

A panelized wood roof system is used on this large California distribution center. Issued January 1997. (Form W160 - 2 pages)

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162 K

Case Study: Portland Bulk Storage

This 236,000-square-foot mineral storage building uses 750,000 board feet of glulam arches to answer the challenges of storing potash, a corrosive fertilizer ingredient. Issued November 1997. (Form X140 - 2 pages)

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94 K

Case Study: REI Headquarters Store

Engineered wood products are used extensively to underscore the rustic, environmentally-conscious personality of this outdoor sports retailer. Revised July 2001. (Form W155 - 2 pages)

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162 K

Case Study: Santa Maria Water Reservoir Cover

A glulam wood roof structure covers a 57,600-square-foot water reservoir. Issued November 2002. (Form EWS C115 - 2 pages)

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71 K

Case Study: Snowmass Transit Center

Exposed glulam beams criss-cross the ceiling of this lodge-like transit center in Snowmass, Colorado. The glulam and other engineered wood products were used for their strength, ease of use and cost effectiveness. Issued March 2007. (Form H115 - 2 pages)

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224 K

Case Study: Wieden & Kennedy Corporate Headquarters

Wieden & Kennedy corporate headquarters renovates old warehouse with glulam beams and plywood in Portland, Oregon's Pearl District. Issued January 2001. (Form A120 - 2 pages)

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115 K

Case Study: Wisconsin Visitors Center

Glued laminated beams add strength, beauty, and open space to this public building. Issued April 1996. (Form W110 - 2 pages)

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169 K

Chinese (People's Republic of China): Glulam Specification Guide

Grade information, design and engineering data and case studies for projects incorporating structural glued laminated timber. Issued September 2003. (Form EXP D470 CH - 31 pages)

$0.00 Chinese (People's Republic of China): Glulam Specification Guide (Purchase Paper Copy) Free Chinese (People's Republic of China): Glulam Specification Guide (PDF Download)
15.0 MB

Chinese (Taiwan): Glulam Specification Guide

Grade information, design and engineering data and case studies for projects incorporating structural glued laminated timber. Issued September 2002. (Form EXP C455 CHT - 32 pages)

Free Chinese (Taiwan): Glulam Specification Guide (PDF Download)
22.7 MB

Chinese Glulam in Golf Resorts

Chinese version. Demonstrates the widespread use of glulam in golf resorts and showcases nine projects around the world. Issued June 2006. (Form EXP G225 CH - 16 pages)

Free Chinese Glulam in Golf Resorts (PDF Download)
6.6 MB

Design Concepts: Glulam in Railroad Construction

Discussion of glulam characteristics that make it an ideal product for railroad bridge components. Issued January 1999. (Form EWS Y255 - 6 pages)

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227 K

Engineered Wood In School Design: The Smart Choice

Through several case studies, this publication illustrates the advantages of using engineered wood in school design and renovation. Issued February 2002. (Form B210 - 8 pages)

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4.7 MB

EWS Data File - Glued Laminated Beam Design Tables

Glued laminated beam design tables provide recommended preliminary design loads for two of the most common glulam beam applications: roofs and floors. The tables include values for section properties and capacities, and allowable loads for simple span and cantilevered beams. Updated June 2007. (Form EWS S475 - 30 pages)

$3.00 EWS Data File - Glued Laminated Beam Design Tables (Purchase Paper Copy) Free EWS Data File - Glued Laminated Beam Design Tables (PDF Download)
660 K

EWS Data File: Design of Structural Glued Laminated Timber Columns

Provides information on member sizes and layup, design stresses, column design equations, and design tables and examples. Revised August 2009. Available only as a downloadable PDF. (Form EWS Y240 - 20 pages)

Free EWS Data File: Design of Structural Glued Laminated Timber Columns (PDF Download)
994 K

EWS Data File: Shear Transfer at Engineered Wood Floors

Diaphragm perimeter nailing and transfer of shear wall forces from the walls above in to the foundation/wall framing below. Issued September 1999. (Form EWS Y250 - 12 pages)

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112 K

EWS Data File: Substitution of Glulam Beams for Steel or Solid-Sawn Lumber

Substitution tables for preliminary design. The tables assume that the original solid sawn or steel beams were designed correctly.Available only as a downloadable pdf. Revised June 2007. (Form EWS S570 - 44 pages)

Free EWS Data File: Substitution of Glulam Beams for Steel or Solid-Sawn Lumber (PDF Download)
431 K

EWS Technical Note: Calculating Fire Resistance of Glulam Beams and Columns

Describes the natural fire resistance of glulam beams and columns and provides fire endurance calculation methods recognized by the International Building Code (IBC) and the 2005 National Design Specification (NDS). Includes design examples of two methods of fire endurance calculations, both recognized by the 2009 IBC and the 2005 NDS. Updated December 2009. (Form EWS Y245 - 16 pages)

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700 K

EWS Technical Note: Dimensional Changes in Structural Glued Laminated Timber

Why acclimatization causes increase and decrease in the dimensions of a glulam member, and how such changes can be predicted and accounted for in the design process. Issued October 1998. (Form EWS Y260 - 6 pages)

$1.00 EWS Technical Note: Dimensional Changes in Structural Glued Laminated Timber (Purchase Paper Copy) Free EWS Technical Note: Dimensional Changes in Structural Glued Laminated Timber (PDF Download)
138 K

EWS Technical Note: Evaluation of Check Size in Glued Laminated Timber Beams

Discussion of checking with a flowchart and equations for determining allowable check size. Revised May 2007. (Form EWS R475 - 10 pages)

Free EWS Technical Note: Evaluation of Check Size in Glued Laminated Timber Beams (PDF Download)
448 K

EWS Technical Note: Field Notching and Drilling of Glued Laminated Timber Beams

Recommendations for field notching, tapering and drilling glulam beams. Available only as PDF document. Updated June 2010 (Form EWS S560 - 6 pages)

Free EWS Technical Note: Field Notching and Drilling of Glued Laminated Timber Beams (PDF Download)
387 K

EWS Technical Note: Glulam Appearance Classifications for Construction Applications

This publication clarifies the distinction between appearance considerations and structural properties of glued laminated timber (glulam) timbers. Also describes practical buyer-seller appearance classifications of glulam members as they are commonly used in residential and commercial construction applications. Available only as a downloadable PDF. Revised July 2010. (Form Y110 - 6 pages)

Free EWS Technical Note: Glulam Appearance Classifications for Construction Applications (PDF Download)
246 K

EWS Technical Note: Glulam Beam Camber

Discussion of how camber reduces the adverse effects of beam deflection. Updated October 2005. (Form EWS S550 - 4 pages)

$1.00 EWS Technical Note: Glulam Beam Camber (Purchase Paper Copy) Free EWS Technical Note: Glulam Beam Camber (PDF Download)
94 K

EWS Technical Note: Glulam Connection Details

Revised January 2007. Only available as a downloadable pdf. (Form EWS T300 - 21 pages)

Free EWS Technical Note: Glulam Connection Details (PDF Download)
631 K

EWS Technical Note: Glulam Purlins for Panelized Roofs

Description of glulam purlins and table for determining allowable spans. Revised October 2000. (Form EWS R485 - 2 pages)

$1.00 EWS Technical Note: Glulam Purlins for Panelized Roofs (Purchase Paper Copy) Free EWS Technical Note: Glulam Purlins for Panelized Roofs (PDF Download)
85 K

EWS Technical Note: Preservative Treatment of Glued Laminated Timber

Certain glulam applications present environmental conditions that cause decay, insect or marine borer attack. Uses of preservative-treated glulam include, swimming pools, greenhouses, agriculture, bridges and utility structures. Available as a PDF document only. Revised August 2006. (Form EWS S580 - 12 pages)

Free EWS Technical Note: Preservative Treatment of Glued Laminated Timber (PDF Download)
119 K

Glued Laminated Wood Utility Poles

Highlights the use of glulam for wood utility poles and presents the favorable factors of durability, stablity and competitive pricing through various case studies. Issued August 2008. (Form J420 - 12 pages)

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516 K

Glulam Design Specification

Provides information regarding glulam layup principles, allowable stresses, specification guidelines and design values. Previous title: Glulam Design Properties and Layup Combinations. Available only as a downloadable PDF. Updated August 2008. (Form EWS Y117 - 16 pages)

Free Glulam Design Specification (PDF Download)
578 K

Glulam Floor Beams

Contains span tables for glulam floor beams in residential construction, tables for substituting glulam for steel beams, and design details. Revised December 2006. (Form EWS C415 - 20 pages)

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1.0 MB

Glulam Garage Door Headers Offer Design Options

Connection details and installation recommendations for glulam in residential garage door framing. Issued October 2002. (Form EWS C410 - 8 pages)

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104 K

Glulam in Golf Resort Construction

Demonstrates the widespread use of glulam in golf resorts and showcases nine projects around the world. Issued June 2006. (Form EWS G225 - 16 pages)

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983 K

Glulam in Residential Construction Pocket Guide, Western Edition

Issued October 2001. (Form EWS X450 - 64 pages)

$3.00 Glulam in Residential Construction Pocket Guide, Western Edition (Purchase Paper Copy)

Glulam in Sacred Spaces

Describes how glulam is used in a variety of church and synagogue designs. Issued November 2003. (Form EWS D220 - 8 pages)

$2.00 Glulam in Sacred Spaces (Purchase Paper Copy) Free Glulam in Sacred Spaces (PDF Download)
432 K

Glulam in Transportation Structures

Features a variety of transportation structures that use glued laminated timbers as key structural elements. Featured projects in the U.S. and Canada include light rail stations, airport terminals and transit stations. Issued May 2005. (Form EWS F225 - 12 pages)

$2.00 Glulam in Transportation Structures (Purchase Paper Copy) Free Glulam in Transportation Structures (PDF Download)
792 K

Glulam Layup Combinations

A supplement to Glulam Design Specifications, Form EWS Y117. Includes additional APA EWS Layup Combination tables. Previous title: Glulam Design Properties and Layup Combinations. Revised August 2008. Available only as a downloadable PDF. (Form EWS Y117-SUP - 16 pages)

Free Glulam Layup Combinations (PDF Download)
258 K

Glulam Product Guide

Glued laminated timber (glulam) redefines the possibilities for engineered wood construction. Glulam is an engineered wood product that optimizes the structural value of a renewable source – wood.  This updated brochure, Glulam Product Guide describes APA EWS trademarked glulam, addresses important design considerations, and includes a specification guide. Updated December 2008. (Form EWS X440 - 32 pages)

$4.00 Glulam Product Guide (Purchase Paper Copy) Free Glulam Product Guide (PDF Download)
4.0 MB

Japanese: Glulam Specification Guide

Grade information, design and engineering data and case studies for projects incorporating structural glued laminated timber. Issued September 2003. (Form EXP D475 JA - 31 pages)

$0.00 Japanese: Glulam Specification Guide (Purchase Paper Copy) Free Japanese: Glulam Specification Guide (PDF Download)
25.2 MB

Korean: Glulam Specification Guide

Grade information, design and engineering data and case studies for projects incorporating structural glued laminated timber. Issued February 2002 (Form EXP C450 KO - 32 pages)

$0.00 Korean: Glulam Specification Guide (Purchase Paper Copy) Free Korean: Glulam Specification Guide (PDF Download)
28.9 MB

Owner's Guide to Understanding Checks in Glued Laminated Timber

The guide addresses common concerns related to checking. It defines different types of checks and explains how to evaluate if the check affects the glulam's strength. Issued March 2006. (Form EWS F450 - 12 pages)

$2.00 Owner's Guide to Understanding Checks in Glued Laminated Timber (Purchase Paper Copy) Free Owner's Guide to Understanding Checks in Glued Laminated Timber (PDF Download)
579 K

Product Advisory: Imported European (Norway Spruce) Glulam Beams

Use of imported Norway Spruce may prompt red-tag inspection or structural failure due to design properties. Available only as a downloadable pdf file. Issued June 2006. (Form EWS G450 - 2 pages)

Free Product Advisory: Imported European (Norway Spruce) Glulam Beams (PDF Download)
90 K

Residential Glulam - Proven Technology for Home Construction

Issued April 1997. (Form EWS W440 - 8 pages)

$0.00 Residential Glulam - Proven Technology for Home Construction (Purchase Paper Copy)

Source List: APA EWS Producing Members

Engineered Wood System manufacturers according to product type. Available as a downloadable PDF only. Updated September 2007. (Form EWS R530 - 3 pages)

Free Source List: APA EWS Producing Members (PDF Download)
100 K

Source List: Glulam Publication Index

A Supplement to the APA Publication Index. Issued January 2006. (Form EWS F500 - 2 pages)

$0.00 Source List: Glulam Publication Index (Purchase Paper Copy) Free Source List: Glulam Publication Index (PDF Download)
82 K

The APA EWS Trademark

A sample of an APA EWS glulam trademark with callouts. Revised February 2005 (Form EWS R460 - 1 page)

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47 K

Timber Bridges, 2002 Award Winners

Features the winners of the 2002 National Timber Bridge Award competition. Winners include long span timber bridges, vehicular bridges of less than 40 feet in length, covered bridges, pedestrian bridges, and rehabilitated bridges. Issued February 2003. 12 pages. (Form EWS C255 - 12 pages)

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8.1 MB

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