Standard for coal tar creosote for land and fresh water and marine coastal water use. 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. Awpa american wood protection association techstreet. Processing and treatment standard t117 and use category system.
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. The use category designations are described in detail in section 2 below. The system was introduced in 1999 and defines use categories, or biodeterioration hazard levels, for treated wood products. The american wood protection association awpa is a nonprofit organization which promulgates voluntary wood preservation standards.
Only treated wood that is visibly clean and free of surface residue should be used for patios, decks. Awpa standard, e1091, standard method of testing wood. The existence of awpa standards for treated products does not imply that all other. Apwa congratulates bellevue, wa on its reaccreditation. The following requirements, as modified or supplemented by other awpa standards, apply to each of the treating processes and to all species and types of material. Standard field test for evaluation of wood preservatives to be used in ground contact uc4a, uc4b, uc4c. Develop an understanding of the awpa use specification guide. Awpa description this standard is intended to be a guide to purchasers oftreated forest products in order that a better product willresult from the use of the standards of the americanwoodpreservers association. Methods for mitigating the environmental risks associated. Post test standard by american wood protection association, 20. American wood preservers association legally binding document. 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 existence of awpa standards for treated products does not imply that all other regulatory bodies recognize or permit the use of the particular combination of preservatives, processes, andor wood species listed in the awpa standards. This edition combines awpa standard preservatives and icces.
This awpa standard is promulgated according to an open, consensus procedure. Click here to purchase the book of standards on the awpa web store. If these requirements are to be otherwise modified to meet special conditions, complete detailed instructions shall be given. For specifiers awpa american wood protection association. Awpa standards free downloads, list 1 download awpa standards software. Material treated with waterborne preservatives shall be supplied free of. Published by awpa wood 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. The american water works association first published consensus documents in 1908. January 1, 2016 standard for the inspection of preservative treated products for. This joint publication of the awpa and the international code council contains all of the awpa standards referenced in the 2009 ibc and irc this book of standards is the result of a joint effort between the icc and awpa, who have developed this compilation of the most widely used wood protection standards, which are adopted and incorporated by reference in the 2009 edition of the international. Brooks that treatment does not adversely affect wood properties, and provide guidance concerning methods for assessing whether wood meets the standards. This annuallyupdated, paperbound, 812 by 11, publication contains all of awpas standards for preservatives, analysis methods, evaluation methods and other miscellaneous standards along with conversion factors and correction tables, metric equivalents table and an index. Standard for oilborne preservatives internet archive. Methods for mitigating the environmental risks associated with wood preservatives dennis hayward, stan t.
Processing and treatment standard t116 and use category system. Awpa membership american wood protection association, inc. U1 contains information for end usersspecifiers, and t1 contains treating requirements for manufacturers. U1 contains information for end usersspecifiers, and t1 contains treating requirements for manufacturers this standard is to be used in conjunction with awpa c197, and c197 is hereby made a part of this standard. Excerpt from awpa u1 copyright 2015 awpa all rights reserved. Use category system awpa american wood protection association. This standard was developed by awpas technical committees in an open. The awpa c standards are no longer under development and have been replaced by awpa standards u1 and t1. Awpa standards are developed by its technical committees in an ansi accredited consensusbased process that involves individuals from all facets of wood preservation. Awpa profile the awpa is an international trade association representing 80 90% of the production of carbon, alloy and stainless steel wire and wire products in the united states. The 88 member companies of the association employ more than 22,000 workers in over 215 plants and facilities located in 35 states in 140 congressional districts. Also available on a searchable cdrom or a bookcd combination.
Ground contact uc4a treated wood shall be used in situations that simulate. 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. New awpa standards for treated wood effective july. Federal register standards and specifications for timber. Structural composite lumber scl is a family of engineered wood products that combine wood fiber with exteriortype adhesives to form lumber products of virtually any crosssectional size. Standard for waterborne preservative name of standards organization. Standard method for analysis of treated wood and treating solutions by atomic absorption spectroscopy name of standards organization. Service conditions for use category designations 3.
From source to storage, from treatment to distribution, awwa standards cover all areas of water treatment and supply. Click here to download a printable order form for the book of standards. New standards for treated lumber the american wood protection association awpa recently changed its standard on lumber treated for ground contact use. Awpa standard u1 is the primary standard for specifiers, such as architects and engineers, but also for end users and building code officials. Standard method for analysis of treated wood and treating solutions by atomic absorption spectroscopy. 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. Awpa standards oilborne preservatives ucs c copper nap1 creo2 penta3 agriculture, farm use round poles and posts as structural members 4b c5, c16. The executive committee met in san juan, puerto rico. How to specify treated wood american wood protection association. The use category system is designed to help specifiers and product users locate the appropriate awpa standards that provide listing of preservatives deemed acceptable for specific products and enduse environments.
By order of the executive director office of the federal register washington, d. Awpa american wood protection association standards. The american wood protection association awpa has changed the u1 standards for treated wood used in residential, agricultural and commercial applications. The 1967 edition is also included as it contains additional brands. Apwa the power of public works brand video youtube. The checkmark, combined with the logo of an alsc accredited agency, demonstrates conformance to awpa. Click on resourcesfacts and statistics, log in and select the format you prefer, excel or pdf. The american wood protection association awpa, formerly the american wood preservers association is a nonprofit organization responsible for promulgating voluntary wood preservation standards. Awpa standards standards for treated wood and usually specify treated wood that meets awpa. The awpa c standards are no longer under development and have been replaced by awpa standards u1. The new standard change will help address the misuse of above ground treated wood products. The use category system took all of the information from the c standards, and put the information for users into standard u1, and the information for manufacturers primarily wood treaters in standard t1. Standard m675 is the last edition of m6 which contains images of brands used on treated wood products. 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.
The ucs assists specifiers and users in the selection of the appropriate treatment for the end use of the product. See awpa standard u1 or icc es evaluation reports for. Download our technical bulletin for details about this change download spanish version. Awpa standard, e1091, standard method of testing wood preservatives by laboratory soilblock cultures awpa, 1999. New awpa standards for treated lumber prowood lumber. Awpa standards are developed by its technical committees in an ansi accredited, consensusbased process that involves individuals from all facets of wood. Standard for solvents and formulations for organic preservative systems. The awpa book of standards states, standard u1 is the primary standard for specifiers, such as architects and engineers, but.
Although these trademarks are owned by awpa, a royalty free license is granted to use them if, and only if, the product fully meets or exceeds the requirements of the applicable awpa standard. The american wood protection associaton awpa recently unveiled upcoming standardization changes for treated wood use. If playback doesnt begin shortly, try restarting your device. Awpa standards c1, c2 and m2 are hereby made a part of this standard. This annuallyupdated, paperbound publication contains all of awpa s current standards.
Awpa standards are developed by its technical committees in an ansiaccredited, consensusbased process that involves individuals from all facets of. This annuallyupdated, paperbound publication contains all of awpas current standards. In the awpa book of standards, the different types of standards are. Standard for solvents and formulations for organic preservative systems name of standards organization. Standard for oilborne preservatives name of standards organization. This standard is to be used in conjunction with awpa c100, and c100 is hereby made a part o fthis standard. If awpa is not present, then it probably does not meet awpa standards. Aboveground applications must now adhere to uc4a ground contact requirements when the wood will be in any of the following scenarios. These building codes require that when tested in accordance with astm e84 standard test method for surface burning characteristics of building materials, frtw shall have a flame spread of 25 or less, and show no evidence of significant progressive combustion when the test is continued for an additional 20minute period. Another helpful tool to identify wood treated in accordance with awpa standard u1 is the checkmark program developed by the western wood preservers institute. The awpa analysis of shipments and market share through march 2017 has been posted on the awpa website.
New awpa standards for treated wood effective july 2016, the awpa u1 standard was revised establishing new guidelines for wood treated to uc4a ground contact general use. Producers of preservatives and preservative components. Awpa standards american wood protection association, inc. 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 stick. Wood treated to uc3b aboveground standards is ideal for use in lightduty situations where wood will not be in contact with moisture or the ground. The standards, which will take effect upon their release in may or june, recommend that ground contact treated lumber be used instead of aboveground treated lumber in the following aboveground situations.
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