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Orange County Health Department Improvements Smith Sinnett / 2024008 <br />Hillsborough, NC Orange County Asset Management Services <br />ACOUSTICAL TILE CEILINGS 09 51 23 - 1 <br />SECTION 09 51 23 - ACOUSTICAL TILE CEILINGS <br />PART 1 - GENERAL <br />1.1 RELATED DOCUMENTS <br />A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 <br />Specification Sections, apply to this Section. <br />1.2 SUMMARY <br />A. This Section includes acoustical tiles for ceilings and the following: <br />1. 2x2 Acoustical Tile Lay-in Ceiling <br />2. Suspended ceiling grid <br />B. Products furnished, but not installed under this Section, include anchors, clips, and other ceiling attachment devices <br />to be cast in concrete at ceilings. <br />C. Related Section: <br />1. Division 01 Section Allowances for additional quantities <br />2. Division 01 Section Unit Prices <br />1.3 DEFINITIONS <br />A. AC: Articulation Class. <br />B. CAC: Ceiling Attenuation Class. <br />C. LR: Light-Reflectance coefficient. <br />D. NRC: Noise Reduction Coefficient. <br />1.4 SUBMITTALS <br />A. Product Data: For each type of product indicated. <br />B. Coordination Drawings: Reflected ceiling plans, drawn to scale, on which the following items are shown and <br />coordinated with each other, based on input from installers of the items involved: <br />1. Ceiling suspension system members. <br />2. Method of attaching hangers to building structure. <br />C. Samples for Initial Selection: For components with factory-applied color finishes. <br />D. Product Test Reports: Based on evaluation of comprehensive tests performed by a qualified testing agency, for each <br />acoustical tile ceiling. <br />E. Maintenance Data: For finishes to include in maintenance manuals. <br />F. Certificates: Submit certificates from manufacturers of acoustical ceiling units and suspension systems attesting <br />that their products comply with specification requirements. <br />1.5 QUALITY ASSURANCE <br />A. Source Limitations: <br />1. Acoustical Ceiling Tile: Obtain each type through one source from a single manufacturer. <br />2. Suspension System: Obtain each type through one source from a single manufacturer. <br />B. Fire-Test-Response Characteristics: Provide acoustical tile ceilings that comply with the following requirements: <br />Docusign Envelope ID: 2D852F9B-A7CF-462A-9536-444A53AA848A