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The Masonry Standards Online (MSO) edition of TMS 402/602 transforms how you access and use the masonry code. Go beyond static downloads with powerful digital tools designed to make your work faster, easier, and more connected.
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The Masonry Standards Online version of TMS 402/602 has additional features not available with the download version, including:
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Preview Chapter 1 of TMS 402
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Standards for Architectural Cast Stone contains three standards and their commentaries:
- Standard for Design of Architectural Cast Stone (TMS 404)
- Standard for Fabrication of Architectural Cast Stone (TMS 504)
- Standard Specification for Installation of Architectural Cast Stone (TMS 604)
Key updates and revisions incorporated by the Committee include:
- Updates for coordination with other reference standards including updates to reflect changes in ASTM standards and reference to the 2022 edition of ASCE/SEI 7.
- General cleanup and clarification of provisions and expanded commentary.
- Introduced new deflection limits of l/600 for cast stone subjected to out-of-plane loads.
- Removed the historical drying shrinkage limit of 0.000325, replaced by a requirement that drying shrinkage be tested and reported.
- Minimum thickness requirement of 2.5 inches (64 mm) for all cast stone units.
- Permitting the use of glass fiber reinforced polymer bars meeting ASTM D7957/C7957M.
- Minimum qualifications for testing labs and inspection agencies are required to be defined
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The TMS 302 Sound Standard provides minimum requirements for rating masonry walls for sound transmission class (STC) and outdoor-indoor transmission class (OITC) based on testing calibrated calculation procedures.
Topics covered include reference standards, definitions and notations, materials, construction, and methods to STC and OITC rating for concrete masonry and clay masonry assemblies.
TMS 302-18 is adopted by reference in the 2021 International Building Code.
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