40 Encapsulated Mass Timber Construction Update

12 storey encapsulated mass timber construction which in turn are consistent with the anticipated 2020 national building code.

Encapsulated mass timber construction. British columbia building code 2018 revision 2 the purpose of this bulletin is to provide information about revision 2 additions to the british columbia building code 2018 bc code related to the early and localized adoption of provisions for encapsulated mass timber construction emtc. Group c up to 12 storeys sprinklered and article 3 2 2 57emtc. 13 municipalities have already opted in to this change including neighbours such as richmond surrey and the city of north vancouver. This seminar will discuss the fire related national building and fire code changes related to a new construction type called encapsulated mass timber construction emtc to be used for wood buildings up to twelve storeys.

The annual maintenance costs of building of mass timber construction versus a building of encapsulated mass timber construction versus a traditional concrete and steel building. A 12 storey building with a group c major occupancy residential. Encapsulated mass timber construction table 3 1 18 3. I ll preface this by saying that the right material should be used for the right.

What s the role of non wood material in such a building. The emtc provisions call for exposed structural mass timber elements to be encapsulated in a minimum of 38mm of gypsum board or concrete. Codes standards 16. New provisions for encapsulated mass timber construction.

This will add 50 minutes to mass timber s inherent fire resistance. For the purposes of this study two sets of conceptual floor plans and elevations have been created. Encapsulated mass timber construction emtc is proposed to be defined as the type of construction in which a degree of fire safety is attained by the use of encapsulated mass timber elements with an encapsulation rating and minimum dimensions for the structural timber members and other building assemblies. Design construction 41.

The joint professional practice guidelines encapsulated mass timber construction up to 12 storeys are being developed in response to the new 2018 bc building code classifications of building size and construction relative to occupancy. These proposed solutions are referenced under the term encapsulated mass timber construction emtc. Minimum dimensions of structural mass timber elements in encapsulated mass timber construction structural wood elements minimum thickness mm minimum width x depth mm x mm wall that is a fire separation or exterior wall 96 wall that requires a fire resistance rating but is not a fire.