ASTM E2751 PDF
April 3, 2020 | by admin
ASTM E/EM: Standard Practice for Design and Performance of Supported Laminated Glass Walkways. of breakage (POB) of 8/ from the appendix of ASTM E, these allowable stresses While ASTM E () does address point loads as design. testing to ASTM F Test Method. • Testing program 41kPa,. kPa-msec ASTM E Standard. Practice. – Calculation method. • Determine glass.
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Submit an inquiry or contact the author of this article to discuss your case and how we can assist. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
While commercially popular, some types of modern building glass may represent a serious danger. Glass in elevator cars shall be in accordance with this section A aastm feature in commercial and retail environments, Glass guards and handrails require the same safety features as non-glass guards and handrails. If damage of any kind occurs, the walkway shall be cordoned off and the installation shall be inspected to ensure structural integrity and pedestrian safety of the system.
The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of wstm other. Values derived from Practice EF2751 X9.
Glass walkways, while less common, are also required to comply with a nationally recognized standard. Work Item s – proposed revisions of this standard. When it shatters, float glass breaks into shards that are sharp and pointed.
Link to Active This link will always route to the current Active version of the standard. Stay up to date with weekly communications from Robson Forensic – Substantive technical articles, safety practices across various industries, contact information from featured experts.
It can be cut again. Without appropriate markings, people can unintentionally walk into these features and become injured without breaking the glass. Through video he introduces a Glass in elevator hoistway enclosures and hoistway doors shall be laminated glass conforming to ANSI Z This article was developed in concert with other members of the Premises Safety practice group.
What are hazardous locations for glass and glazing? Glass in elevator cars shall be in accordance with this section. Or share socially on Facebook on Twitter on LinkedIn. Click here to join. Existing float glass can be covered with guards or a transparent film to prevent it from shattering and most glass can be easily removed and replaced with an appropriate safety glazing material.
The first is the likelihood of being cut during the impact; the second involves the instincts of many people to pull their body, arm, or leg away from the glass.
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. Such assemblies shall comply with the fire-resistance rating requirements of this code where applicable. These products are less likely to break when subjected to impact and less likely to cause serious injury if broken.
Depending on its age, condition and thickness, float glass can break and shatter under human impact. Commonly referred to as safety glazing, heat strengthened, laminated, and tempered glass, as well as ceramic, plastic and polymer products are now commonly used glazing materials in areas subject to the likelihood of human impact. Float glass was the most e2571 type of glass used in buildings until recent times.
Building Glass & Premises Safety – Expert Article
Laminated Glass has two separate pieces of annealed, heat strengthened or tempered glass sandwiched around a layer of clear polyvinyl butaryl Aatm. His expertise in facility design, construction, and architectural professional practice, along with his extensive experience in the premises safety aspects of the built environment, are applied to relevant forensic casework.
Historical Version s – view previous versions of standard. Heat Strengthened Glass H. In this article, architect and premises safety expert, Anthony Shinsky discusses various aspects of flooring that influence pedestrian safety. Shower and sauna enclosures and glass enclosures at some recreational and sports areas ast also identified as impact hazard areas.
The glass is bonded to a nonpolymeric coating, sheeting or film backing having a physical integrity to hold the fragments when the glass breaks.
Types of modern glass include: Wired glass is less strong than float glass.
Building Glass & Premises Safety – Expert Article
Issues that are common to all walkways, such as slip resistance, are addressed in existing referenced standards. Share URL Copy and paste the link below into emails, chats or browsers. What is a Safe Floor? It addresses the characteristics unique to glass and laminated glass. Combining values from the two systems may result in non-conformance with the standard.
ASTM E, Standard Practice for Design and Performance of Supported Glass Walkwaysasym requirements for structural performance, markings for clarity and slip resistance for the ee2751 and construction of these features.
The glass in glass hoistway doors shall be not less than 60 percent of the total visible door panel surface area as seen from the landing side. Asgm someone impacts float glass, the danger is twofold. A heavier form of this glass is float glass. It breaks into sharp shards. When tempered glass breaks, it fractures perpendicular to the plane of the surfacerather than parallel to it, resulting in small cubes that are less likely astmm cause significant injury… Float glass was the most common type of glass used in buildings until recent times.