Converting to awpa use categories from commodity standards. 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. Awpa standards are developed by its technical committees in an ansiaccredited, consensusbased process that involves individuals from all facets of wood preservation. Standard p590 consists of four pages dated as fol lows. Reason for the standard change the new standard change will help address the misuse of above ground treated wood products. Wood treated to uc3b aboveground standards is ideal for use in lightduty situations where wood will not be in. Scope these are the methods for determining the depth of preservative penetration in treated wood in order to decide whether the treated product meets ac. Ground contact uc4a treated wood shall be used in situations that simulate. Guide to treated wood end uses to determine the specific commodity specification of the standard that. For specifiers awpa american wood protection association. Awpa p26 standard for alkaline copper quat type a acqa. The new standard change will help address the misuse of above ground treated wood products.
Standard this standard is under the jurisdiction of awpa subcommittee p4 p591. Standard for the care of preservativetreated wood products standard by american wood protection association, 01011999. The award is given annually to recognize an individual, employed by an awpa member company, who demonstrates entrepreneurial spirit through leadership and community service, as did our honoree, max moore, in his daily life. Develop an understanding of the awpa use specification guide, aquatic applications, best management practices and a list of sources for further information on pressure treated wood. This information is then used in conjunction with section 3. For other decks refer to section r301 for engineered design. User specification for treated wood and southern forest products association, pressure treated southern pine. Join awpa if you are interested in joining the american wire producers association awpa, please read the brief description of the five categories of membership. The higher the use category number, the more demanding the service condi on. Tenino copper naphthenate awpa standard m4 for field treatment of wood. Potential resources for further research on this topic are awpa u117, use category system.
This standard prescribes the requirements for care of preservative treated poles, piles, lumber and ties in plants, storage yards and on job sites. Standard for the care of preservativetreated wood products standard by american wood protection. Standard for the care of preservativetreated wood products. Awpa m401 engineer technical aami, asme din standards. Standard quality control procedures for wood preserving plants. Standard for waterborne preservative name of standards organization. It is widely used as a dip treatment for fence posts using a 24hour soak. Quick download aws, sia, bs en, iso codes offer online pdf downloads. 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.
New awpa standards for treated lumber prowood lumber. For code officials awpa american wood protection association. Awpa m4 brush on treatment recomendations lumber deep. The best way to determine if products meet awpa standard u1 is to look for awpa u1 on the end tag. The american wood protection association awpa has changed the u1 standards for treated wood used in residential, agricultural and commercial applications. Awpa is a trade association in which the members are companies. 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.
Any surface breaks resulting from storage and handling which do not warrant rejection shall be treated in accordance with awpa m4 with the addition that at least three coats of preservative shall be applied. Awpa m408 standard for the care of preservativetreated wood products. Awpa standards, which are developed by the single greatest collection of wood protection experts in the world. Our website provide pdf immediately download,sometimes when you purchased cant online download please contact us,we will send the document to you with email. The obligation of viance under this warranty is limited to replacement of lumber in accordance with the terms of this warranty. Results of the first treatment with acza awpa standard p5 shall be a minimum net retention of 1. Proper use application awpa standardized preservative. Special edition how to specify treated wood with the.
Each exposure has a different degree of biodegradation hazard andor product service life expectation. Awpa awpa m4 brush on treatment recommendations coastal. Awpa u1 this shows the applicable awpa standard awpa use category examples are uc2, uc3b, or uc4a which describe the proper application for the treated wood product preservative name andor code examples are alkaline copper quaternary acqd, copper azole cac, inorganic boron sbx and many others. Awpa m4 standard for the care of preservative treated wood products.
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. Standard, specifications, applications, 2010 and 2017 editions. Viance treated wood solutions treated wood preservatives. Awpa standards american wood protection association. Find the most uptodate version of awpa m4 at engineering360. Awpa standard m4 using a copper naphthenate preservative solution containing a minimum of 1% metallic copper. Awpa c1403 quick download aws, sia, bs en, iso codes. Standard methods for determining \rpenetration of preservatives and fire retardants. Where timber posts are called for, they shall be set plumb and true. Awpa standards are developed by its technical committees in an ansi accredited consensusbased process that involves individuals from all facets of wood preservation. American wood preservers association legally binding document. By order of the executive director office of the federal register washington, d.
Individuals who participate in awpa programs and activities are employees of member companies in good standing. Standard m675 is the last edition of m6 which contains images of brands used on treated wood products. If you are interested in joining the american wire producers association awpa, please read the brief description of the five categories of membership. Special edition how to specify treated wood with the awpa use. The 1967 edition is also included as it contains additional brands. A391 standard methods for determining penetration of preserv a lives and fire retardants. 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. Awpa m4 brush on treatment recomendations free download as pdf file.
Awpa standard m4 section 7 field treatment of wood. Awpam4 standard for the care of preservativetreated wood. Results of the second treatment with coal tar creosote awpa standard p1p shall be a minimum net retention of 20 pcf of wood by assay. The proposed changes to the awpaucs above ground standard require the use of wood treated to ground contact uc4a retention levels for deck and joist and support beam applications in which the components are critical to the performance and safety of the entire structure and are. Awpam6 brands used on preservative treated materials. Scope these standards cover waterborne preservative formulations expressed on the oxide basis and pre. Copper naphthenate preservatives containing a minimum of 2. Awpa standards american wood protection association, inc. Copper care wood preservatives cunap concentrate 8% cu as metal is a liquid copper naphthenate wood preservative that can be diluted with diesel or mineral spirits. Various design codes, standards and guidelines for fire or seismic design of structures have been developed in different countries around the world to ensure the safety of occupants in buildings in the event of a fire or an. Download our technical bulletin for details about this change download spanish version. Awpa m415 standard for the care of preservativetreated wood products.
Standard quality control procedures for wood preserving plants name of standards organization. Its also important to look for the preservative code and retention amount of preservative retained in the wood, for example, acqd or cac. Standard for the care of preservativetreated wood products standard by american wood protection association, 2012. The american wood protection association awpa is a nonprofit organization which promulgates voluntary wood preservation standards. Awpa standards oilborne preservatives ucs c copper nap1 creo2 penta3 agriculture, farm use round poles and posts as structural members 4b c5, c16. Awpa is seeking nominations for the 2017 max moore entrepreneurial spirit award. 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. Awpa p23 standard for chromated copper arsenate type c ccac.
Producers of preservatives and preservative components. Awpa standard m4 section 7 field treatment of wood learn more. Standard a390 consists of five pages dated as follows. Apr 28, 2016 awpa m4 15 brush on treatment recommendations this awpa standard is promulgated according to an open, consensus procedure. The awpa m4 standard for the care of preservativetreated wood products, reads, the appropriateness of the preservation system for field treatment shall be determined by the type of preservative originally used to protect the product and the. Awpas 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. Awpam4 standard for the care of preservativetreated.
Standard for the care of preservativetreated wood products standard by american wood protection association, 01012001. Storage areas shall be free of debris, decayed wood. In 1999, awpa released the use category system in standard u1, which shi led the speci. The proposed changes to the awpaucs above ground standard require the use of wood treated to ground contact uc4a retention levels for deck and joist and support beam applications in which the components are critical to the performance. In this economy, everyone is looking for ways to save money and stay in business.