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Our project has small meeting rooms in an open-office plan. This situation appears to require an STC of 50. However, this level seems to be (unrealistically) high, especially considering the doors in the wall partition. STC 50 with a (closed) wall can be

Sound transmission requirements for adjacency combinations are listed in Reference Guide Table 1, but not all combinations are included. For example, an STC rating requirement is not provided for conference room and standard/executive office adjacency. Is

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CI-v4 EQc9:Acoustic performance

adjacent spaces outside scope of work?

Erin Holdenried

Sustainable Design Director

Bell Architects

LEEDuser Premium Member

40 thumbs up

Project location :

November 17, 2021

For LEED projects that consist of tenant space within a larger building, do they have to consider adjacencies to spaces outside the scope of work?

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Adam Paul

Senior Associate

Longman Lindsey

LEEDuser Expert

7 thumbs up

Thu, 02/03/2022 - 22:24

Erin, LEED requires the definition of a project boundary, and in our interpretation and experience, projects are not required by the Acoustic Performance credit to consider spaces outside of the project boundary or demising constructions that make up/form the project boundary. That said, best-practices acoustical design approaches typically review neighboring tenant and landlord controlled spaces and consider the adjacency and possible upgrades to demising construction. -Adam

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