All other provisions in the manual remain in full force and effect. This annuallyupdated, 674page publication contains all of awpa s current standards. In addition, awpa provides other data to assist members in bench marking themselves against other wire companies. Many companies fail to follow, or do not attempt to follow, awpa guidelines due to the rigorous and high standards of operation required.
Awpa standards american wood protection association, inc. The current awpa book of standards lists only the use categories and commodity speci. 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. New treated wood standard change home culpeper wood. Awpa standards american wood protection association. This annuallyupdated, 656page publication contains all of awpa s current standards. The greenbook committee is an administrative committee of pwsi responsible for producing a new edition every three years and a supplement in each intervening year, promoting the publication, as well as evaluating additions, deletions and revisions.
The standards range from entry level i to a master level level iii. Standard for waterborne preservative name of standards organization. Also available as a secured readonly pdf on usb stick pc or mac compatible, or as a printed bookusb combination. Published by awpawood on january 1, 2016 this method is a screening test to determine the resistance of wood based materials to decay by selected fungi under controlled laboratory conditions.
Plan 256 concrete pavement patch plan 261 concrete pavement joints. Awpa book of standards american wood protection association. The american wood protection association awpa, formerly the american wood preservers association is a nonprofit organization responsible for promulgating voluntary wood preservation standards. The 2019 edition is a 336page book containing information primarily from our. Also included are awpa s technical committee regulations. This method provides for the nondestructive analysis of treated wood and treating solutions by xray fluorescence spectroscopy. 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.
Six members and six alternates are nominated by the agcc, and one member and one alternate are each nominated by the. Awpa publications awpa american wood protection association. This publication is updated annually as the awpa standards are revised. Many companies fail to follow, or do not attempt to follow, awpa guidelines. Notify the icc to withdraw icc ac326 revisions as the awpa u1 standard is in question due to data omission and lack of relevant data. Treated wood plugs themselves do not treat the hole, plugs only seal the hole. Standard method for analysis of treated wood and treating solutions by xray spectroscopy name of standards organization. Also available as a searchable, secured readonly pdf on usb memory stick pc, mac, or chrome compatible, or as a printed book usb combination. The complete awpa book of standards may be purchased directly from awpa as a printed book or as a searchable electronic format on a secured usb memory. The awpa book of standards is an indepth manual of over 600 pages that covers topics from safety procedures to chemical breakdowns of preservatives. Awpa standards oilborne preservatives ucs c copper nap1 creo2 penta3 agriculture, farm use round poles and posts as structural members 4b c5, c16. 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. First, the use category system standards are shown, followed by preservative standards. The method is applicable to the determination of elements of atomic number 5 or higher that are present in significant quantity in the wood usually above 0.
Protects consumers by ensuring uniform product performance. This document modifies a portion of the 2012 manual of standard plans. The construction industry has embraced this manual because it provides construction uniformity among contracting agencies that have adopted the use of this manual. Greenbook committee of public works standards, inc. Awpa use category commodity posts uc4a posts, round, 1 2 and 1 4. 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. Also available as a secured readonly pdf on usb memory stick pc or mac compatible, or as a printed book usb combination. Another helpful tool to identify wood treated in accordance with awpa standard u1 is the checkmark program developed by the western wood preservers institute. American wire producers association po box 1587 alexandria. Prescriptive residential wood deck construction guide 5 american wood council figure 1b.
Immediately withdraw, prior to official printing, the u1 2015 revisions relating to above ground contact from the awpas 2016 book of standards. Standard methods for analysis of treated wood and solutions by xray spectroscopy. Its also important to look for the preservative code and retention amount of preservative retained in the wood, for example, acqd or cac. The checkmark, combined with the logo of an alsc accredited agency, demonstrates conformance to awpa. Some producers offer a grade of heartfree face lumber called marine. This standard contains the information needed by specifiers in order to select a product that best suits their needs. If you dont have the 2020 edition, your standards are already outdated. Converting to awpa use categories from commodity standards. Standard methods for determining \rpenetration of preservatives and fire retardants. General information regarding imports of rod, wire and wire products into the us, by volume and value, are available in the aggregate and by country of import. Standards specifications applications southern pine. If awpa is not present, then it probably does not meet awpa standards. If playback doesnt begin shortly, try restarting your device. It is available as a printed softcover book, a searchable.
How to specify treated wood with the awpa use category system. 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. The letters awpa, the designation of its standards e. The american wood protection association awpa has changed the u1 standards for treated wood used in residential, agricultural and commercial applications. To prevent future decay and insect attack you will need to apply a wood preservative. Dimension lumber deck beam spans l b1 for joists framing from one side only. The 674page 2020 awpa book of standards contains all of the most recent wood protection standards. Awpa standards are developed by its technical committees in an ansiaccredited, consensusbased process that involves individuals from all facets of. The results of those tests are then presented to the appropriate awpa subcommittees. In the awpa book of standards, the different types of standards are presented in a logical order. Awpas book of standards provides consensusbased guidance on methods, preservatives and other technologies that protect wood products. Wood preservatives are accepted for model building code. Pressuretreated southern pine for more information. By order of the executive director office of the federal register washington, d.
The awpa book of standards lists a series of laboratory and field exposure tests that must be conducted when evaluating new wood preservatives. Generally, all wood products may be subjected to wood destroying organisms such as decay fungi, insects and marine borers in service. Industry standards wood poles shall meet the applicable requirements of the latest revision of the following industry standards. American wood protection association awpa book of standards, published latest revision, including, but not limited to. Product details this annuallyupdated, paperbound, 812 by 11, publication contains all of awpa s standards for preservatives, analysis methods, evaluation methods and other miscellaneous standards along with conversion factors and correction tables, metric equivalents table and an index.
How to specify treated wood with the awpa use category system reproduced in part from the 2006 awpa book of standards with the permission of the american wood preserversassociation. Click here to download the table of contents from the current awpa book of standards. These preservatives are listed in p36, p8, p26, p27, or p23 of the awpa book of standards. The executive committee met in san juan, puerto rico. Joist span joists attached at house and to side of beam.
Next, analytical, miscellaneous, and evaluation methods are presented. The awpa c standards are no longer under development and have been replaced by awpa standards u1 and t1. Book of standards order form american wood protection. This same committee also does the same for the standard plans for public works construction and the special provisions guide. American wood protection association awpa develops standards for wood. Prescriptive residential wood deck construction guide. Aluminum should not be used in direct contact with lumber treated with preservatives that contain copper such as acq. This is the culmination of the work of hundreds of volunteers. Prescriptive residential wood deck construction guide 3 american wood council 11. The fully revised 2016 awpa book of standards, which includes the revised awpa u1 standard, is available for download through the awpa. Preservatives help ensure longterm structural performance by protecting wood used in a wide range of service conditions. American wood preservers association legally binding document.
First, the use category system standards are shown, followed. The durability of test products are compared with those of established durable products and nondurable controls. Acceptance of a preservative into the awpa book of standards, or by icc evaluation. American wood protection association awpa develops standards for wood preservatives and treated. This annuallyupdated, 656page publication contains all of awpas current standards. The american wood preservers association 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. Technical information awpa american wood protection association. Apr 28, 2016 acceptance of a preservative into the awpa book of standards, or by icc evaluation.
Awpa book of standards introduction wood can be subject to attack by insects, microorganisms and decay fungi, especially in highmoisture conditions. This edition is available as a hefty 674page printed book, a searchable readonly usb drive, or a printed book usb combination. Special edition how to specify treated wood with the. 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. Apwa the power of public works brand video youtube. U1 contains information for end usersspecifiers, and t1 contains treating requirements for manufacturers this standard is to be used in conjunction with awpa c1. 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. Awpas book of standards provides consensusbased guidance on methods.
Also available as a secured readonly pdf on usb memory stick pc or mac compatible, or as a. 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. 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. Federal register standards and specifications for timber. Certainly, in many instances, there are other ways of accomplishing the desired construction utilizing alternate methods and materials. Awpa proceedings awpa american wood protection association. The american wood protection association awpa is the stan dardswriting organization for the u. Awpa s standards are the only standards for treated wood directly listed in the irc and ibc, so the first thing to do is look for awpa and the applicable standard, usually u1 on the end tag. 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. 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. American wood protection association awpa all products shall conform to the awpa book of standards unless otherwise specified. Apwa congratulates bellevue, wa on its reaccreditation. Select one, sku, description, high price, low price.
The yellawood residential and agricultural limited warranty will be consistent with the new treating standards. The 2020 awpa book of standards may be purchased online at the awpa store, or by mail or fax. Pressuretreated southern pine wood products are an economical and. This edition is available as a hefty 674page printed book, a searchable readonly usb drive, or a printed bookusb combination. However, formatting rules can vary widely between applications and fields of interest or study. Deletions delete the following specifications and plans. Awpa u1 standard revisions appealed due to lack of data and. Search for library items search for lists search for contacts search for a library. All timber products preservative treatiment by pressure processes and awpa m2. Seventeen members and 17 alternates from designated public agencies and utilities are nominated by the apwa.