If a horizontal rail is provided along the walking surface adjacent to the glass that is located between 34 to 38 inches above the floor, then the glass is not required to be tempered. 1. Glazing in railing in-fill panels shall be of an approved safety glazing material . When it comes to glass located adjacent to stairs or ramps, Section R308.4.6 reads as follows: Glazing where the bottom exposed edge of the glazing is less than 36 inches above the plane of the adjacent walking surface of stairways, landings between flights of stairs and ramps shall be considered to be a hazardous location. Multi-pane glazed assemblies having individual panes not exceeding 1 square foot (0.09 m. The following shall be considered specific hazardous locations requiring safety glazing materials: Fire department glass access panels shall be of tempered glass. The design of skylights shall be based on Equation 24-13. Total load on the glass as determined by Equations 24-2, 24-3 and 24-4. Please remove any contact information or personal data from your feedback. Section 2403 General Requirements for Glass, Section 2404 Wind, Snow, Seismic and Dead Loads on Glass, 2404.3 Wired, Patterned and Sandblasted Glass, Section 2405 Sloped Glazing and Skylights, 2405.2 Allowable Glazing Materials and Limitations, 2405.5.1 Unit Skylights Rated for the Same Performance Grade for Both Positive and Negative Design Pressure, 2405.5.2 Unit Skylights Rated for Separate Performance Grades for Positive and Negative Design Pressure. Any loads transferred to the glass due to twisting or other deformations of the framing also are considered dead loads. Once the glass is tempered, you can't modify it or it will break. The glass must meet a few parameters here before it is considered a hazardous location. *Reference Source 2018 International Residential Code [Buy on Amazon]. Section 2407 Glass in Handrails and Guards, 2407.1.4 Glazing in Wind-Borne Debris Regions, Section 2408 Glazing in Athletic Facilities, Section 2409 Glass in Elevator Hoistways and Elevator Cars, 2409.1 Glass in Elevator Hoistway Enclosures. With IQS Directory you can easily contact the top Massachusetts tempered glass manufacturers and suppliers who have a wide variety of quality glass products to meet client specifications. Many residential building codes require the use of tempered or other safety glass near stairs to reduce the risk of injury in a stair-related trip or fall. Glazing in this application shall comply with Section 2406.4, Item 7. 2018 IRC Section R311.3.1 restricts threshold height a required exit door in residences to 1 inches from the top of the the threshold to the floor or landing on each side of the door. 3. https://jeffslist.com/Today we kick back and have some fun putting some tempered glass to the test to see just how. . The highest point of the glass is 12 feet (3658 mm) or less above a walking surface or other accessible area. Glazing in walls, enclosures or fences containing or facing hot tubs, spas, whirlpools, saunas, steam rooms, bathtubs, showers and indoor or outdoor swimming pools where the bottom exposed edge of the glazing is less than 60 inches measured vertically above any standing or walking surface shall be considered to be a hazardous location. ofthe stairs per item #11. Glass in elevator hoistway enclosures and hoistway doors shall be laminated glass conforming to ANSI Z97.1 or CPSC 16 CFR Part 1201. , Ok I have a question, is tempered glass necessary in a bay/bow window where the seat of the bay is less than 18 from the floor? While not all of them have tempered glass, this is certainly an option, and sometimes a requirement, depending on the window and homes location. 3M Safety Window Films can help you quickly and easily meet . Glazing adjacent to the landing at the bottom of a stairway where the glazing is less than 36 inches above the landing and within a 60-inch horizontal arc less than 180 degrees from the bottom tread nosing shall be considered to be a hazardous location. Ceramic, Annealed, Tempered, Laminated those are just a few of many, many different options. Now lets come back to this section. 1/4". Save my name, email, and website in this browser for the next time I comment. Tempered glass is a must for all of the glass adjacent to stairs, landings, and ramps. After the annealing process, you cannot get back to the tempering process. Federal regulations state that tempered glass must have a surface compression of 10,000 psi or more. The glass is within 36 inches of where . Where required by other sections of this code, glazing shall be tested in accordance with CPSC 16 CFR 1201. . Glazing shall comply with the test criteria for Category II, unless otherwise indicated in Table 2406.2(1). Is it safe to use 1/4 inch tempered glass for dining table top? As you can see glass located in a door that swings, slides, or is bifolding, must be of tempered glass. 3) specifies that tempered (safety) glass is needed if all these conditions exist: The exposed area of an individual pane is greater than 9 square feet (0.84 m2). First, glass that is located parallel to the closed door and within 24 inches of either side of the door must be tempered. 1. Where there is an intervening wall or other permanent barrier between the door and the glazing. FREE Shipping. Exceptions: There are several conditions for safety glass. Annealed glass is permitted to be used as specified within Exceptions 2 and 3 of, For additional requirements for plastic skylights, see, Where used in monolithic glazing systems, heat-strengthened glass and fully tempered glass shall have screens installed below the glazing material. The glass is not subjected to further treatment such as sandblasting; etching; heat treatment or painting that could alter the original properties of the glass. This is the final hazardous location on this list. For glass sloped more than 30 degrees (0.52 rad) from horizontal. It is the safest glass to use in your home or commercial area. Tempered spandrel glass is permitted to be identified by the manufacturer with a removable paper designation. If you maintain the entire building code requirements for glass properly, there will be a high chance to prevent injuries and accidental deaths. Per the International Residential Code, all glass or panels in fixed, operable, swinging, sliding and bifold doors must be constructed from safety glass, regardless of size. The glass is not subjected to further treatment such as sandblasting; etching; heat treatment or painting that could alter the original properties of the glass. Per Section R308.4.3 the next hazardous location that we find is with glass located within a window. 3M Safety Window Film lets you upgrade your glass to code for a fraction of the cost of replacing the glass. The glass is subjected to intense heat and rapid cooling that tempers it. You should know the different building code requirements for tempered glass [when should you use]. Each pane of tempered glass, except tempered spandrel glass, shall be permanently identified by the manufacturer. This section however has 4 exceptions that will not require the glass to be tempered. For multiple-layer glazing systems, each light or layer shall consist of any of the glazing materials specified in Item 1 above. Code standards are often mistakenly thought of as the best standards, even though building code . For other than tempered glass, manufacturer's designations are not required, provided the building official approves the use of a certificate, affidavit or other evidence confirming compliance with this code. At what height do windows need to be tempered? If the glass baluster panels are laminated with 2 or more glass piles that are equal in thickness and of the same glass type, then they are not required to have the top rail or handrail installed. The design of sloped glazing shall be based on the following equation: Wired glass sloped 15 degrees (0.26 rad) or less from vertical in windows, curtain and window, Wired glass sloped more than 15 degrees (0.26 rad) from vertical in skylights, sunspaces, sloped roofs and other exterior applications shall be designed to resist the most critical of the combinations of loads from, Patterned glass sloped 15 degrees (0.26 rad) or less from vertical in windows, curtain and window, Patterned glass sloped more than 15 degrees (0.26 rad) from vertical in skylights, sunspaces, sloped roofs and other exterior applications shall be designed to resist the most critical of the combinations of loads from, Sandblasted glass sloped 15 degrees (0.26 rad) or less from vertical in windows, curtain and window, For designs outside the scope of this section, an analysis or test data for the specific installation shall be prepared by a, This section applies to the installation of glass and other transparent, translucent or opaque glazing material installed at a slope more than 15 degrees (0.26 rad) from the vertical plane, including glazing materials in skylights, roofs and sloped. 1. Any other exterior door has a threshold height limited to 7 inches. Adopts With Amendments: International Building Code 2015 (IBC 2015) . Also this exception takes into consideration that although a patio door might be the length of the frame, it understands that the fixed panel of the patio door does not swing and therefore provides this exception to glazing located adjacent to it. Where required by other sections of this code, glazing shall be tested in accordance with CPSC 16 CFR Part . Commercial refrigerated cabinet glazed doors. However, there are no standards which regulate which surface of the glass is to receive the stamp or where the stamp is to be placed on the surface. It is not an official statement of the regulations. The relative deflection between the edge of a glass door and the adjacent, The glass is bonded to a nonpolymeric coating, sheeting or film. 2. tempered glass must be cut to size before the tempering process. 3. Chapter 24: Glass and Glazing (English, PDF 41.66 KB) This is part of: Eighth Edition of the MA State Building Code 780. So, glass for the bathroom and the hot tub or sauna should be safety glass. Tempered Glass Overview 3/16". Share sensitive information only on official, secure websites. One or more walking surfaces are within 36 inches (914 mm), measured horizontally and in a straight line, of the glazing. Also, if the opening of the glass panel is less than 3 inches, you dont need to follow the tempered glass requirements. ( 92) Fast Delivery. Aug 18, 2020 at 1:09. Adopts With Amendments: International Building Code 2009 (IBC 2009) . (I need to cut a hole). It is a tricky one and risky as well. The condition for tempered glass is if you place the glass within 36 inches of the surface of walking, and the visible glass surface is within 60 inches overhead any walkway. This is an unofficial version of Commonwealth regulations and is posted here for the convenience of the public. At Glass Doctor, we specialize in all things glass, from decorative home decor to insulated windows to . In 16 CFR 1201 there is a complete exemption for wired glass complying with the safety standard if it's used in a fire-rated application. Per Section R308.4.1 the first hazardous location that we find is glass that is located in a fixed and operable door. The requirements for skylights and sloped glazing are in Section 2405 of the 2015 IBC. So, the glass must be larger than 9 square feet and within 36 inches of a walking area, plus the bottom of the window has to be below 18 inches above the floor and top more than 36 inches above the floor. According to the IRC, all glass panels in fixed, sliding, swinging, operable, or bifold doors should have tempered glass or laminated glass installed.