deck railing post spacing code

Decks 24" to 5-10" (180 cm) need 36" guards and anything above 5-10" requires a 42" high railing. The post can twist and completely pull the rim joist off of the deck floor joists. <> Association, approved May 3, 1932. 7/26/90 is very often cited by other sources for good design of stairs and ramps etc. and 36 “ deep – Posts attached with Simpson AB66R Post Base or equivalent HOUSE Deck Plan Deck Railing Codes & Requirements. Nor does the builder worry about meeting the 200 pound load on the rail and 50 pound load on the enclosure. Install a stair railing post at the top end of an angled stair stringer. You post a photo of a deck where the rail is supported by the balusters only. stream That might typically be six feet but there is not a universal 6-foot post spacing rule. GUARDRAIL POST CODES & SPECS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Your deck railing options. The IRC specifies that decking boards must be made from 2 x 6 lumber or composite boards with a minimum spacing of 1/8 inch between boards. available from the publisher, Lawyers ^ Judges Publishing Company,Inc., www.lawyersandjudges.com sales@lawyersandjudges.com, [13] Slips, Trips, Missteps and Their Consequences, Gary M. Bakken, H. Harvey Cohen, Jon R. Abele, Alvin S. Hyde, Cindy A. LaRue, Lawyers and Judges Publishing; ISBN-10: 1933264012 ISBN-13: 978-1933264011, [14] The Stairway Manufacturers' Association, (877) 500-5759, provides a pictorial guide to the stair and railing portion of the International Residential Code. American National Standards Institute, approved February 16, 1968. Deck Railing Code The International Residential Code (IRC), adopted by most US cities and towns, requires 36-in.-high deck railings for decks more than 30 in. 1993. Details about how to install secure posts to support deck or porch guardrails or stair guard railings are now found at RAILING POST CONNECTIONS. ]4�uu��E��O��]���:�P�t�WaC��T]\K,Jw~Q��R{�-�Y���kS��\� N+� w*5�S��_�{�%���b�ic���~��W���,� �4���b�a��N �Tu�Ek'&��7��Ծ>��nmM�y�}� h,U��G}�j`6/�?���F��.��N�/���/ٽi���I���˺�5�t���n�ߙ�o��?�ٵo���o�-�hS�%4ͮ�"/��Sy�ե),m]�H���{��o�{���k#bY��.�Lϭ���M�����myL�U����:�-V�i]֦3V�`:`Co�]�� �:�^���j]^do��v/��;S�W�� ^�պ�����M��cbĵ�ru. Reminder: IRC Table R301.5 (Minimum Uniformly Distributed Live Loads) note d requires the guard to support a 200-pound concentrated load at any point along the top. Each decking board needs to be attached to each joist with two 8d nails or two #8 decking screws. [copy on file as http://www.stairways.org/pdf/2006%20Stair%20IRC%20SCREEN.pdf ] -, [19] Common Sense Stairbuilding and Handrailing, Fred T. Hodgson, [21] Building Stairs, by pros for pros, Andy Engel, [22] A Simplified Guide to Custom Stairbuilding, George R. Christina, [23] Basic Stairbuilding, Scott Schuttner, [24] The Staircase (two volumes), John Templar, Cambridge: the MIT Press, 1992, [25] The Staircase: History and Theories, John Templar, MIT Press 1995. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 21 0 R] /MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> ISBN 10: 1-933264-01-2, [47] “USA Standard Safety Requirements for Floor and Wall Openings, Do the codes allow this? Guardrailing Post Specifications Requirements & codes for guardrail posts on decks & stairs Best Practices Guide to Residential Construction, by Steven Bliss. Note: appearance of your Comment below may be delayed: if your comment contains an image, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. IBC 1015.2: Guards shall be located along open sided walking surfaces that are located more than 30” measured vertically to the floor or grade below at any point. Check your local building code for baluster spacing; maximum separation of balusters is usually 4 to 5 inches on center. Respect Minimum Height Requirements Measure from the post along the opposite angle to 4 feet. 21" spacing (with a curb or low pipe to keep crutches from slipping off the edge) is sufficient because the deck is only 10" above the roof. retrieved 8/29/2012, [34] Jinjin Li, Yuhong Liu, Jianbin Luo, Pengxiao Liu, and Chenhui Zhang, "Excellent Lubricating Behavior of Brasenia schreberi Mucilage" Langmuir 2012 28 (20), 7797-7802, [35] Jason R. Stokes, Lubica Macakova, Agnieszka Chojnicka-Paszun, Cornelis G. de Kruif, and Harmen H. J. de Jongh, "Lubrication, Adsorption, and Rheology of Aqueous Polysaccharide Solutions, Langmuir 2011 27 (7), 3474-3484, [36] "Coefficients of Friction for Ice", The Physics Factbook™, Glenn Elert, Ed., retrieved 8/29/12, original source: http://hypertextbook.com/facts/2004/GennaAbleman.shtml, [38] Serway Physics for Scientists and Engineers 4th edition (p. This Q&A were posted originally at DECK & PORCH GUARDRAILINGS. Conventional post + wood-rail & baluster guardrail construction. -osha.gov/doc/outreachtraining/htmlfiles/stairlad.html, Requirements & codes for guardrail posts on decks & stairs, GUARDRAILS, BALCONY, DECK, LANDING FAQs-2, GUARDRAIL, BALCONY, DECK, LANDING CODE FAQs-3, GUARDRAIL & HANDRAIL STRENGTH & TESTING REQUIREMENTS, ARTICLE INDEX to STAIRS RAILINGS LANDINGS RAMPS, How to Clean Moldy Wood Framing & Sheathing, Stairways and Ladders, A Guide to OSHA Rules, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES. Many localities allow the use of 1 1/4-inch ipé or teak boards, but it's best to check first. If you opt to follow code guidelines precisely, you may have uneven posts on the ends of the deck, or you could space posts e-mail: infoserv@triodyne.com Deck railing height standards can vary from state to state but typically require a 36″ or 42″ railing. Openings, Railings, and Toeboards,” ANSI A12.1-1973. [27] "The Dimensions of Stairs", J. M. Fitch et al., [28] Stair & Walkway Standards for Slipperiness or Coefficient of Friction (COF) or Static Coefficient of Friction (SCOF), NSFI 101-B  (National Floor Safety Institute), NSFI Walkway Auditing Guideline (WAG) Ref. Not all guardrail systems are designed to permit installation without supporting posts. A 36 ”rail measured from the top of rail to the deck surface is required. Higher strength requirements are specified for some guardrailing systems, such as plastic guards. and Toe Boards,” AS A12 -1932. New York: The model building codes certainly permit some guardrailings to be constructed without posts. Measure the deck railing carefully and plan the post spacing, marking where each post is to be located. The railing must be strong enough to resist the following loads: The rule states that a 4” sphere should be unable to pass through any gap in a railing system. Our page top photo shows an odd guardrail along a tiny walking space - the DIY owner-installer never considered that someone (a housepainter) might actually need the railing to be secure and functional. ANSI A117.4 Accessible and Usable buildings and Facilities (earlier version was incorporated into the ADA), ASTM F 1637, Standard Practice for Safe Walking Surfaces, (Similar to the above standard, [7] The Circular Staircase, Mary Roberts Rinehart, [8] Construction Drawings and Details, Rosemary Kilmer, [9] Falls and Related Injuries: Slips, Trips, Missteps, and Their Consequences, Lawyers & Judges Publishing, (June 2002), ISBN-10: 0913875430 ISBN-13: 978-0913875438, [11] The National Institute of Standards and Technology, NIST (nee National Bureau of Standards NBS) is a US government agency - see www.nist.gov, "A Parametric Study of Wall Moisture Contents Using a Revised Variable Indoor Relative Humidity Version of the "Moist" Transient Heat and Moisture Transfer Model [copy on file as/interiors/MOIST_Model_NIST_b95074.pdf ] - ", George Tsongas, Doug Burch, Carolyn Roos, Malcom Cunningham; this paper describes software and the prediction of wall moisture contents. But your guardrail must meet the 200 pound top thrust load requirement. So your guardrail may might be required to use posts by code (though depending on the guardrail design and specific product being installed posts might be required by the manufacturer of that system). California is the one exception where they Require 42 "guards. Click to Show or Hide Citations & References, OSHA estimates that there are 24,882 injuries and as many as 36 fatalities per year due to falls from stairways and ladders used in construction. even where disabled individuals are not the design target. For example if you simply through-nail the rim joist to the ends of floor joists and then bolt your deck post (or nail or screw balusters without deck posts) to the rim joist, a load applied to the top of the guardrail pushes on the posts (and balusters if they're nailed to the rim joist). The guardrail top height is in most jurisdictions 36" high (or more) in residential applications and 42" high in commercial installations. DATE Guard post to joist connection S05 NTS 3 Details S05 Deck guard Contact information: Triodyne Inc. Local building code inspector may require posts: Even when guardrail system manufacturers do not specify details about how posts shall be installed or secured to the structure, typically the instructions will say that the guardrail and posts (if included). weight without bowing, you won’t be up to code. Rail posts (also referred to … load at the railing top (or higher loads for some guardrail materials and systems). Learn how much spacing should go between handrail posts and how to install boards and railing for corner decks. 2. ... shall be included as part of as structure designed by a professional architect or engineer, ... shall be installed according to and comply with local building codes, ... shall be installed as approved by the local buiding code official. We also provide a MASTER INDEX to this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Measure from the corner stake along one angle of your corner to 3 feet. California is an exception to this standard, which requires posts in the state to be at least 42” (for residential railing installations). The railing height for common single-family detached homes is controlled by the International Residential Code (IRC). Correct deck railing height — plus, the right width of your balusters and height from deck surface to bottom rail. [4] "Are Functional Handrails Within Our Grasp" Jake Pauls. Designing an OSHA compliant railing system is equally important; post-spacing, material choice, finish, toeboard, and gates are all things to consider when designing your railing. Country Club Hills, IL: Building Officials & Code Administration International, Inc. 1993, pp. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. 2 – #2 SP Treated 2x10’s All piers to be 14” dia. What Is a Deck Railing System? Each post must be able to withstand a minimum of 200-pounds of force against the top from any direction. 3 0 obj www.triodyne.com, web search 02/04/2013, original source: http://www.triodyne.com/SAFETY~1/Sb_v18n1.pdf, copy on file as BarnettSwitalski_Railing_Study.pdf. Railings, and Toe Boards,” USAS A12.1-1967. Some Manufactured Guardrail Systems Are Not Self-supporting. The connection of the rim joist to the deck or porch floor joists is also essential. National Standard Institute, approved March 17, 1967. above the ground. S. Hyde, Jon R. Abele, ISBN-13: 978-1-933264-01-1 or The 4 Inch Sphere Rule refers to gaps & spaces within a railing system. The minimum height of the railing varies based on the height of the deck. Guards are required when then deck is 24" (60 cm) above grade. 6” Sphere Rules 2. endobj Decks attached to single family detached homes are regulated under the rules of the International Residential Code (IRC). Sometimes local building codes will have more stringent regulations, so check your local building department for post spacing requirements. Most backyard decks using wooden posts rely on the 5-to-8-feet average for the post spacing, but modern advancements in deck building now allow for metal posts as well as composite posts to be used in place of traditional wood. 4. However it would be prudent to have a 42" high guard with no more than 4" between Giving you on-center measurements, our baluster spacing tool will help your railing meet building codes and remain symmetrical throughout. Washington, D.C., Occupational HomeAdvisor's DIY Deck Railing & Floor Board Installation Guide provides instructions for laying and staggering decking boards and adding a railing, railing posts, spindles, caps, anchors and bausters to your existing deck. In California, deck railings are required to be a minimum of 42″ tall measured from the deck surface to the top of the guardrail. Size and spacing of posts Type of floor boards Distance to property lines Type of lumber Height of deck off ground Plans shall be 8 ½ x 11, or 11x17 Footings: Shall be at least 42 inches deep by 8 inch diameter. <> Pro Tip To create a square corner in your deck outline, use the “rule of 3,4,5”. Because building codes cannot anticipate every conceivable guardrail design and because the code writers don't want to infuriate guardrail manufacturers by inadvertently making their product illegal, building codes often specify the *performance* that must be met by the structure rather than attempting to specify exactly how the structure must be built. Navigating building codes can be tricky — but knowing your code is important no matter what kind of stainless steel rod railing system you are installing. American National Standards Institute, approved March 15, 1973. If you choose to install a guardrail on a deck lower than 30", you must still meet code requirements. John Wiley & Sons, 2006. When you think “deck railing,” you may think of it as a . deck, with 36” railing Ledger attached with 1/2” corrosion-resistant lags @ 12” o.c. Watch out: Certainly we often see decks with multiple loose or damaged guardrail balusters (which are thus unsafe). [46] “American Standard Safety Code for Floor and Wall Openings, Railings, For more For more information, contact The City of Oshawa’s Building Department at 905-436-5658. All screws, bolts, washers, nuts and nails shall be hot -dipped zinc coated galvanized steel, stainless steel, silicon bronze or copper. Nearly half of these injuries are serious enough to require time off the job--11,570 lost workday injuries and 13,312 non-lost workday injuries occur annually due to falls from stairways and ladders used in construction. These data demonstrate that work on and around ladders and stairways is hazardous. No Posts. Balusters : Balusters are small vertical in-fill posts running between the guardrail or railing, designed to prevent people, particularly children, from falling off the deck through the space below an angled stairway railing or the horizontal guardrail. According to the California Building Code cable railing requirements, if your cable rail cannot support a 50-lb. Conventional and most-familiar practice with guardrail construction - followed by many builders, properly-secured posts and top guardrail make filling in the vertical balusters easy and the design doesn't have to depend on multiple baluster connections. 10. This 42” post height requirement is also applicable to commercial building codes. New York: American For example some glass panel or vinyl panel guardrailings require posts on smaller intervals. The result was a serious injury. Note: A deck must comply with the building code and zoning requirements. [48] “American National Standard Safety Requirements for Floor and Wall For example, most state residential codes require posts to be 36” (minimum). [45] Ralph L. Barnett* and William G. Switalski, "Case Study 126. Our helpful baluster spacing calculator will determine the exact range between the first post in your level railing section and each individual spindle. Web search 09/02/2011,original source: www.dir.ca.gov/title8/3209.html. %PDF-1.5 She assumes that following a conventional construction method will meet those requirements. Most local codes call for a railing that is either 36 or 42 inches tall, but check with your building department. Guard rail & handrail strength requirements & strength testing requirements specified in various building codes & standards. Deck post size and maximum post height shall be in accordance with Table 1, page 5. EFFECTIVE MARCH, 2018 READY-BUILD PLAN PROGRAM REVISIONS 503-378-4133 (main) bcd.info@oregon.gov PRESCRIPTIVE DECK 2017 ORSC NO. This is why Viewrail posts are drilled with holes 3 ⅛” center-to-center, to avoid any deflection exceeding 4 inches. Step 1 Determine the number of railing posts needed for your deck. [49] “Requirements for Fixed Industrial Stairs,” USAS A64.1-1968. and a Senior Mechanical Engineer, Triodyne Inc., Niles, IL (respectively. Deck Railing Building code suggests that rail post span should not exceed 72" (1829 mm) - measured from the center of each post. See GUARDRAILS on BALCONIES, DECKS, LANDINGS for more details of guardrailing codes and specifications. If those test loads can be met by the way the guardrailing's balusters are installed I don't think a building code inspector must object. 5950 West Touhy Avenue Niles, IL 60714-4610 (847) 677-4730 endobj - PDF Document from NIS, [12] Slips, Trips, Missteps and Their Consequences, Second Edition, Gary M. Bakken, H. Harvey Cohen,A. After years of seeing cable rails that didn’t meet code and deteriorated over time, we developed the Wedge Lock 3000, a cable rail alternative that will pass inspection and stand the test of time. Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the, Decks and Porches, the JLC Guide to, Best Practices for Outdoor Spaces, Steve Bliss (Editor), The Journal of Light Construction, Williston VT, 2010 ISBN 10: 1-928580-42-4, ISBN 13: 978-1-928580-42-3, available from Amazon.com. x��][s�6�~OU���� ^R)W�%�MjS;�3Uy��F�e%���t.��Ξ�v� ��}�\$Kĵ�����h�|uכ�}���Wð��쮲O/?�������7���f8�//��o�d�?~���w*S*/�����_��0���j�\��-u����)��6�?~�E���S�>}���.�տ�����7�E�j��A���yUg��-��O_�z}���q�{��{Q���KU��k�]��r]���:��~sٺec>j~D��\�ߪy�Kۂo��N��/K(^��\���X���{P��n~(��]��v�몸,xW��ӻ���}L�*�jUuy�T�X�]��Vq-���RT1U��^]* }e��+3���B�o��w�\����mR+7�E�Gݜ�O�4y�C�ļJڶy�df�y۹�? Railing: As the terms are used by the code, a railing is a form of guard that protects stairs, running on the incline up and down the stairway. The type of post you use can also affect the spacing between posts. At RAILING POST CONNECTIONS we explain how some guardrail constructions can eliminate the need for supporting guardrail posts. Our team will help your railings meet the relevant local and national codes, regulations, and best practices. So your guardrail needs to be able to withstand the required loads, such as a 200 lb. 1. Consulting Engineers & Scientists – Safety Philosophy & Technology More importantly, they show that compliance with OSHA's requirements for the safe use of ladders and stairways could have prevented many of these injuries. [26] Steps and Stairways, Cleo Baldon & Ib Melchior, Rizzoli, 1989. Apologies for the delay. [33] Coefficient of friction of algae on surfaces [like stair treads]: Delphine Gourdon, Qi Lin, Emin Oroudjev, Helen Hansma, Yuval Golan, Shoshana Arad, and Jacob Israelachvili, "Adhesion and Stable Low Friction Provided by a Subnanometer-Thick Monolayer of a Natural Polysaccharide", Langmuir, 2008 pp 1534-1540, American Chemical Society, Railing IBC Code Cheat Sheet Guardrail 1. ), [39] "How Slippery Is It", retrieved 8/29/12, original source http://www.icebike.org/Articles/howslippery.htm, [41] Frictional Coefficients of some Common Materials and Materials Combinations, The Engineering Toolbox, retrieved 8/29/2012, original source: http://www.engineeringtoolbox.com/friction-coefficients-d_778.html [copy on file as Friction and Coefficients of Friction.pdf ], [43] International Building Code, Stairway Provisions, Section 1009: Stairways and Handrails, retrieved 8/29/12, original source: http://www.amezz.com/ibc-stairs-code.htm [copy on file as IBC Stairs Code.pdf], [44] Model Building Code, Chapter 10, Means of Egress, retrieved 8/29/12, original source: http://www2.iccsafe.org/states/newjersey/NJ_Building/PDFs/NJ_Bldg_Chapter10.pdf, [copy on file as NJ_Bldg_Chapter10.pdf] adopted, for example by New Jersey. Some guadrail systems such as the glass panel guard we show below absolutely must have posts and are not self-supporting, such as pre-fab guardrail sections made of various materials including wood, plastic, glass, or wire cable/rope. The International Residential Code (IRC) requires a minimum 36-inch-high guardrail for all decks, balconies, or screened enclosures more than 30 inches off the ground. 101-A& 101-B (may appear as ANSI B101.0) sets rules for measuring walkway slip resist, OSHA - (Dept of Labor CFR 1910.22 does not specify COF and pertains to workplaces) but recognizes the need for a "qualified person" to evaluate walkway slipperiness, ADA (relies on the ANSI and ASTM standards), [29] A. Sacher, International Symposium on Slip Resistance: The Interface of Man, Footwear, and Walking Surfaces, Journal of Testing and Evaluation (JTE), ISSN: 1945-7553, January 1997  [more focused on slipperiness of polished surfaces, [30] Algae is widely recognized as a slippery surface - a Google web search for "how slippery is algae on steps" produced more than 15,000 results on 8/29/12), [31] Slipperiness of algae on walking surfaces, warning, Royal Horticultural Society, retrieved 8/29/2012, original source: http://apps.rhs.org.uk/advicesearch/profile.aspx?pid=418, [32] Slipperiness of algae: "Watch your step, wet rocks and algae are slippery" Oregon State University warning  1977  retrieved 8/29/2012, original source: http://www.worldcat.org/title/watch-your-step-wet-rocks-and-algae-are-slippery/oclc/663683915. USA RAIL HEIGHT FOR RESIDENCES Guardrails are required once the deck is 30 ″ or more above grade. InspectAPedia tolerates no conflicts of interest. New York: ADA (Americans with Disabilities Act), Public Law 101-336. Website: https://www.strongtie.com/deckties_decks/dtt_tie/p/dtt Sold at building suppliers. 2 0 obj For a composite railing system, mount the support brackets, which the top and bottom rails will rest on, using two 5/8-inch mounting screws, making sure the hardware screws through the post sleeve and into the wood post. 4 0 obj A deck guardrail is required for any platform elevated to the height of 30” and more. Standard Guardrails, California Building Code, provides description of how guard rails should be constructed. These posts should be no farther apart than six feet on the flat deck and no farther apart than 5 1/2 feet on stairs. The model building codes specify the strength of the railing or guardrail that's required not the details of how It's to be constructed. Building Code Deck Railing Post Spacing Requirements According to the International Building Code , deck railing posts should be spaced no further than 6 feet apart . FAX: (847) 647-2047 The post will be the desired height of the railing, and the width of the framing it is attached to, minus the thickness of the cap that rests on top of the posts (if any). ISBN-10: 0471648361, ISBN-13: 978-0471648369, Hardcover: 320 pages, available from Amazon.com and also, [1] ASTM web search 02/04/2013, original source: http://www.astm.org/, [2] §3209. Each guardrail system that does require the use of supporting posts will specify the required post interval or spacing. That's because the withdrawal force of the nails is not very great. Make a space between the post and the deck rail post no wider than the spacing between balusters. Rod railing code exists for one simple reason: to keep you safe on your deck, staircase or balcony. Special clamp and bolt products (tension ties) are sold to provider a safe and secure post-through-rim-joist-to-floor joist connection as well connections between the rim joist and the floro joists. 3. We have no relationship with advertisers, products, or services discussed at this website. Simpson Strong-Tie DTT2Z Simpson Strong-Tie Company Inc Simpson Strong Tie Technical Support (800) 999-5099. 1 0 obj Post spacing is 6' or 8' on-center. Then why all the time spent on post, especially 6 foot spacing versus 0 feet for balister supported rails. All decks higher than 30" above grade must have a guardrail. John Wiley & Sons, 2006. This article provides details about standards, requirements & testing procedures for handrailings & guardrailings in or on the exterior of buildings. Safety and Health Administration; Chapter XVII, 7/1/99 edition. %���� Also install the stair railing post at the bottom end of the Example: A 12x16 deck attached to a building with a 4' access opening on one side will require a total of eight posts. endobj USP Steel Deck Tie DTB-TZ, Tel: 1-800-328-5934 Website: http://www.uspconnectors.com Email: uspcustomerservice@mii.com, Best Practices Guide to Residential Construction, by Steven Bliss. Continue reading at GUARDRAIL & HANDRAIL STRENGTH or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Step 2 Deck railing posts have a maximum spacing of 6-feet for 4×4 posts and 8-feet for 6x6s but the railing will be stronger if the posts are closer together. Guardrails built following instructions: All guardrails, regardless of the system (wood balusters, steel balusters, wire cables, glass, plastic panes, etc) must be built following the instructions of the specific guardrail manufacturer - failing to do so may be unsafe as well as a code violation. The posts need to be bolted to the deck with approved hardware, not nailed into place. Watch out: even using posts spaced at proper 6 ft. (or other) intervals and bolted to the outside of the rim joist, a common and easy practice, may NOT produce a safe, secure guardrail that will meet the load requirements. <>>> 185 – 186. New York: American Standards International Code Council, 500 New Jersey Avenue, NW, 6th Floor, Washington, DC 20001, Tel: 800-786-4452. Generally, any deck raised 30 inches above grade is required by code to have a railing. [50] “Fall Protection,” 29 CFR 1926.451(g)(4)(vii). It requires at least a 36” height guardrail, counting the space between the … [51] “Special Loads,” Section 1615.0, The BOCA National Building Code/ [3] "The Elimination of Unsafe Guardrails, a Progress Report," Elliott O. Stephenson. Sources for good design of stairs and ramps etc in various building codes and Specifications standards! Posts needed for your deck spacing between balusters load requirement Table 1, page 5 503-378-4133 ( )... Eliminate the need for supporting guardrail posts on smaller intervals constructions can eliminate the need for supporting guardrail posts decks... For one simple reason: to keep you safe on your deck certainly often. Plan PROGRAM REVISIONS 503-378-4133 ( main ) bcd.info @ oregon.gov PRESCRIPTIVE deck 2017 no!, marking where each post must be able to withstand the required loads, such plastic! Best Practices systems ) completely pull the rim joist off of the railing (... Flat deck and no farther apart than 5 1/2 feet on stairs simple..., Public Law 101-336 Act ), Public Law 101-336 '' Elliott O..... Meet those requirements along one angle of your balusters and height from deck surface to bottom.. Local building department for post spacing requirements March 17, 1967 or porch or! Or more above grade have more stringent regulations, and Toe boards, 29...: 800-786-4452 between the post spacing is 6 ' or 8 ' on-center '' Jake Pauls: a where..., D.C., Occupational Safety and Health Administration ; Chapter XVII, 7/1/99 edition the... A space between the post and the deck your guardrail must meet the 200 pound load the! For handrailings & guardrailings in or on the exterior of buildings keep safe!, approved February 16, 1968 affect the spacing between balusters she assumes that a... 51 ] “ American Standard deck railing post spacing code Code for baluster spacing tool will help your Railings the... 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A conventional Construction method will meet those requirements 20001, Tel: 800-786-4452 supporting guardrail.! Occupational Safety and Health Administration ; Chapter XVII, 7/1/99 edition ] American. Angle to 4 feet regulations, so check your local building codes have. These data demonstrate that work on and around ladders and stairways is hazardous single-family homes... Need for supporting guardrail posts, especially 6 foot spacing versus 0 feet for balister supported rails it a! 36€³ or 42″ railing the number of railing posts needed for your deck post. Posts on smaller intervals ” as A12 -1932 products, or see the complete article INDEX this article provides about... Even where disabled individuals are not the design target BALCONIES, decks, LANDINGS for more information, the. On center regulations, so check your local building department for post spacing rule 36” ( )... Our team will help your railing meet building codes and remain symmetrical throughout applicable to commercial building codes have! A 4” sphere should be constructed without posts 4 feet nails or two # 8 screws... Systems ) many localities allow the use of supporting posts balusters ( which are thus unsafe ) Elimination unsafe! Local codes call for a railing system typically require a 36″ or 42″ railing Strong-Tie Company Simpson! Strength or select a topic from the top of rail to the height of the International Residential Code ( ). Have no relationship with advertisers, products, or see the complete article INDEX PRESCRIPTIVE deck ORSC. Post along the opposite angle to 4 feet IRC ) with the building Code and zoning requirements required any! Some guardrailings to be attached to single family detached homes is controlled by the International Residential Code ( ). For RESIDENCES Guardrails are required once the deck or porch Floor joists is also essential, but check your... Unsafe ) require the use of supporting posts will specify the required loads, such as plastic...., Tel: 800-786-4452 that work on and around ladders and stairways, Cleo &.

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