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City of Santa Ana Public Library Renovation <br />Group 4 Architecture Research + Planning, Inc. <br />Group 4 Project No. 22575-01 RFI #121 – April 16, 2025 <br /> <br /> <br />OPERABLE PARTITIONS 10 2226-5 <br />a. Retractable bottom floor seal to exert downward seal force when activated. <br />Floating or rigid seals that maintain contact with the floor during partition <br />movement will not be acceptable. <br />8. Optional: Bottom seals shall be fixed continuous contact 4-finger vinyl. <br />9. No floor mounted seal activators are allowed. <br />10. Panels must provide wall-to-wall contact for tight acoustical seal. Operable wall <br />systems that do not extend to the back of storage pocket are not acceptable. <br />B. Weight of the panels shall be 5.7-10.2 lbs. per sq. ft. based on options selected. <br />C. Suspension System: <br />1. Track shall be structural aluminum. Track shall be supported by adjustable steel <br />hanger brackets connected to structural support by pairs of 3/8-inch (9.5 mm) diameter <br />threaded rods. <br />a. Exposed track soffit: Track soffit to be integral to track shape and shall be <br />powder-coated off-white paint finish. Track must accommodate termination of <br />plenum sound barriers on both sides of track for maximum sound control. <br />b. Carriers: One trolley per panel with 3-inch (76 mm) diameter glass-reinforced <br />nylon all steel precision-ground ball-bearing wheels. Steel-wheeled or reinforced <br />polymer trolleys on aluminum track not permitted. Trolleys shall attach to panels <br />with 1/2-inch (13 mm) diameter pendent bolt mounted to welded steel mounting <br />plate. <br />D. Safety Requirements: <br />1. Low profile hinges shall be of steel and project no more than 1/4" (6) beyond panel <br />faces. Panels to have a minimum of three hinges. <br />2. Each panel must be supported by a single carrier allowing the panels to stack freely <br />without the use of rub rails near the pocket, thus decreasing the risk of injury while <br />stacking into a pocket. <br />3. Partition shall be operated by two (2) control stations wired in series and located on <br />opposite sides and ends of the partition. The key stations require human contact to be <br />activated ensuring supervised operation of the partition system. <br />E. Finishes <br />1. Face finish: Factory applied stain resistant fabric, upgraded from manufacturer’s <br />standard selection. <br />2. Exposed metal trim and seal color: As selected by Architect from manufacturer’s <br />standard colors. <br />F. Accessories: <br />1. ADA compliant pass door meeting requirements indicated on Drawings, of the same <br />thickness and construction as the basic panels. Pass door leaf has perimeter trim to <br />protect face finish and to provide visual identification as required by California Building <br />Code. <br />2. Finished end cover. <br />3. Recessed exit sign. <br />4. Lead panel with bulb seal. <br />5. Pocket doors. <br />G. Pass Doors: Fabricated to comply with ADA requirements. Swinging single door built into and <br />matching panel finish and thickness; complete with frames and operating hardware. Hinges <br />finished to match other hardware. <br />1. Single Pass Door/s: 36 by 80 inches (914 by 2032 mm), provide with concealed door <br />closer equipped with hold open device. <br />2. Hand pull on both sides of door.