Awpa american wood protection association standards. The durability of test products are compared with those of established durable products and nondurable controls. This email is the verification, and the utah apwa store site will send a password reset to that email, whereupon you can reset the password, log in and then purchase the pdf ebook. Pdf originally developed by adobe systems in 1993, pdf 1.
The executive committee met in san juan, puerto rico. Preservatives help ensure longterm structural performance by protecting wood used in a wide range of service conditions. This book of standards is intended for use by the wood preserving industry as well as for guidance of the purchaser in specifying and obtaining adequately treated wood products. This annuallyupdated, 674page publication contains all of awpa s current standards. Standards referenced in section 4, table 1 excluding fire retardants of awpa standard u1 shall be applicable to this policy. We strongly recommend that you familiarize yourself with these recent awpa changes to help ensure you specify and use the proper preserved wood for a given project. Wood preservative solutions for creative and sustainable bridge.
This annuallyupdated, paperbound publication contains all of awpas current standards. How to specify treated wood with the awpa use category system click here to download guidance document pdf. Standard method for analysis of treated wood and treating solutions by atomic absorption spectroscopy. Another helpful tool to identify wood treated in accordance with awpa standard u1 is the checkmark program developed by the western wood preservers institute. All 36 of the awpa c standards were combined by our technical committees into the awpa use category system, consisting of two standards, u1 and t1.
The awpa book of standards lists a series of laboratory and field exposure tests that must be conducted when evaluating new wood preservatives. Prescriptive residential wood deck construction guide 3 american wood council 11. Many companies fail to follow, or do not attempt to follow, awpa guidelines. Converting to awpa use categories from commodity standards. Also available as a secured readonly pdf on usb memory stick pc or mac compatible, or as a printed book usb combination. Excerpt from awpa u1 copyright 2015 awpa all rights reserved. Generally, all wood products may be subjected to wood destroying organisms such as decay fungi, insects and marine borers in service. Assay zone the portion of a treated wood item in which the minimum quantity of preservative is specified and is to be determined by extraction or by chemical assay. Note that a copy of the awpa uc4 is included in the appendix. All treated southern pine must be identified with a treated quality mark either plastic end tag or ink stamp conforming to building code standards. Special edition how to specify treated wood with the. The awpa is a consensus based association whose members meet regularly and work to develop, update and maintain all the standards associated with treated wood and preservatives. Federal register standards and specifications for timber.
All awpa analysis method standards referenced in awpa standards as referenced in the applicable awpa use category system standards, preservative standards. This book of standards is intended for use by the wood preserving industry as well as for guidance of the purchaser in specifying. The construction industry has embraced this manual because it provides construction uniformity among contracting agencies that have adopted the use of this manual. Each exposure has a different degree of biodegradation hazard andor product service life expectation. Also available as a searchable, secured readonly pdf on usb memory stick pc, mac, or chrome compatible, or as a printed book usb combination. Awpa standardized preservative icces evaluated preservative abc treating company anytown, usa 5 4 8 2 7 10 10 1 3 7 6 11 code acceptance th e american wood protection association awpa is the standardswriting organization for the u. This standard is under the jurisdiction of awpa subcommittee p4 p591. Also available as a secured readonly pdf on usb memory stick pc or mac compatible, or as a. The current awpa book of standards lists only the use categories and commodity speci. The awpa book of standards states, standard u1 is the primary standard for specifiers, such as architects and engineers, but also for end users and building code officials. It is available as a printed softcover book, a searchable. This annuallyupdated, 656page publication contains all of awpa s current standards.
This edition is available as a hefty 674page printed book, a searchable readonly usb drive, or a printed book usb combination. Six members and six alternates are nominated by the agcc, and one member and one alternate are each nominated by the. The final version of the table will be included in the 2016 awpa book of standards, which is expected to be released by early summer. Awpa book2017 provides information on specificnonpressure treated composite wood products, without theuse of trade names or manufacturers names. The awpa executive committee stated the new standard change will become effective when the awpa publishes the 2016 book of standards, which is typically in may or june each year. Each year the awpa publishes its annual book of standards. Awpa standards are developed by its technical committees in an open, consensusbased ansi accredited process american wood protection association technical forum for industry, research and users. Awpa book of standards introduction wood can be subject to attack by insects, microorganisms and decay fungi, especially in highmoisture conditions.
The results of those tests are then presented to the appropriate awpa subcommittees. Scope these standards cover waterborne preservative formulations expressed on the oxide basis and pre. This annuallyupdated, 656page publication contains all of awpas current standards. American wood protection association awpa all products shall conform to the awpa book of standards unless otherwise specified. Awpa standardization update modifications to the current awpa standards that were proposed and passed in the 2015 meetings will become effective upon the release of the 2016 book of standards. Book of standards order form american wood protection.
Acceptance of a preservative into the awpa book of standards, or by icc evaluation, ensures that properly treated wood products perform satisfactorily for their intended service condition. The user of the awpa standard u1 should first become familiar with the major differences between the use categories and the expected service conditions as described in section 2. The american wood protection association awpa, formerly the american wood preservers association is a nonprofit organization responsible for promulgating voluntary wood preservation standards. Method for determining penetration of boron containing preservatives and fire retardants. Wood preservatives are accepted for model building code compliance by reference to the awpa book of standards, or by evaluation reports issued by the iccevaluation service. If we are successful in pursuit of this listing, approval can be expected in august of this year. Cc2 curb ty,i 150 0 concrete post with \ i o 250 2om 80 cost in field. General rules 1 only the offspring from the stallions nominated to the arabian western pleasure association awpa are eligible if all requirements are met. Certainly, in many instances, there are other ways of accomplishing the desired construction utilizing alternate methods and materials. It is available as a printed softcover book, a searchable readonly secured usb drive, or as a printusb combination. Aluminum should not be used in direct contact with lumber treated with preservatives that contain copper such as acq. Adequate bracing and anchorage of trusses and truss members to assure appro. By order of the executive director office of the federal register washington, d.
Awpa standards american wood protection association, inc. The awpa book of standards is an indepth manual of over 600 pages that covers topics from safety procedures to chemical breakdowns of preservatives. Awpas book of standards provides consensusbased guidance on methods. The awpa standards referenced in rus specifications could best be kept current by simply referencing two broad awpa standards, awpa standard u1, user specification for treated wood and awpa standard t1, processing and treatment standard, rather than listing each individual awpa standard that is currently referenced in the rus wood product. A current copy of the awpa standards is readily available to anyone who is involved in the procurement, treatment, and use of wood crossties and may be obtained at nominal costs from either the awpa or rta. If awpa is not present, then it probably does not meet awpa standards. Modifications to the current awpa standards that were proposed and passed in the 2015 meetings will become effective upon the release of the 2016 book of. Awpa use category commodity posts uc4a posts, round, 1 2 and 1 4. Please do not contact apwa national with questions about purchasing the specifications from the utah apwa store. One of the most important standards in that document is awpa standard u1, also known as the use category system. The 674page 2020 awpa book of standards contains all of the most recent wood protection standards.
Click here to download the table of contents from the current awpa book of standards. Standard p590 consists of four pages dated as fol lows. Special edition how to specify treated wood with the awpa use. The greenbook committee is composed of at least 25 members and 25 alternates appointed by public works standards, inc. Protects consumers by ensuring uniform product performance. Standards specifications applications southern pine. This annuallyupdated, paperbound publication contains all of awpa s current standards. Analytical a standards to determine conformance of preservative systems, penetration, and retention. If you dont have the 2020 edition, your standards are already outdated. Also available as a secured readonly pdf on usb memory stick pc or mac compatible, or as a printed bookusb combination.
Scope these standards cover waterborne preservative formulations expressed on. Method for determining penetration of copper containing preservatives. The american wood protection association awpa has changed the u1 standards for treated wood used in residential, agricultural and commercial applications. New treated wood standard change home culpeper wood. Prescriptive residential wood deck construction guide.
Awpas book of standards provides consensusbased guidance on methods, preservatives and other technologies that protect wood products. Specifying with awpa use categories western wood preservers. The checkmark, combined with the logo of an alsc accredited agency, demonstrates conformance to awpa. Online volume subscriptions html and pdf are accessed via the astm compass platform. Awpa book of standards american wood protection association. The standards are recognized and used by customers worldwide, who purchase and use treated wood for applications in the building products, electrical, marine, railroad transportation, and road construction industries. U1 contains the user specifications for treated wood, and is the proper replacement for all of the c standards. The 2016 awpa book of standards aids in your proper selection of preserved wood. Use of treated wood in residential and light commercial. Apr 28, 2016 free download awpa standards free pdf ebooks. Standards the provisions of this specification assume conformance with the standards specified. Awpa book 2017 provides information on specificnonpressure treated composite wood products, without theuse of trade names or manufacturers names. Seventeen members and 17 alternates from designated public agencies and utilities are nominated by the apwa. This year we began the listing process for cac amine preservative.