Specifications include, but are not limited to: A. Steel Doors: Stile and rail steel with solid panels; standard lift operating style with track and hardware; complying with DASMA 102, Commercial application. 1. Performance: Withstand positive and negative wind loads equal to 1.5 times design wind loads specified by local code without damage or permanent set, when tested in accordance with ASTM E330/E330M, using 10 second duration of maximum load. 2. Door Nominal Thickness: 2 inches thick. 3. Exterior Finish: Factory finished with acrylic baked enamel; color as selected from manufacturer's standard colors. 4. Interior Finish: Factory finished with acrylic baked enamel; color as selected from manufacturer's standard colors. 5. Glazed Lights: Two glazed lights, one row in third panel from bottom; 24"x6 inches minimum, set in place with resilient glazing channel. A. Track: Rolled galvanized steel, 0.090 inch minimum thickness; minimum 2 inch wide, continuous one piece per side; galvanized steel mounting brackets 1/4 inch thick. B. Rollers: Support rollers shall have stainless steel axels, sealed steel bearings, and high-Density-Polyurethane (HDPE) tires. C. Hinge Assemblies: Heavy duty hinges and adjustable roller holders of galvanized steel; floating hardened steel bearing rollers, located at top and bottom of each panel, each side. D. Lift Mechanism: Torsion spring, minimum 10,000 cycle, on cross head shaft, with braided galvanized steel lifting cables. 1. For Manual Operation: Requiring maximum exertion of 25 lbs force to open. E. Sill Weatherstripping: Resilient hollow rubber strip, one piece; fitted to bottom of door panel, full length contact. F. Jamb Weatherstripping: Roll formed steel section full height of jamb, fitted with resilient weatherstripping, placed in moderate contact with door panels. G. Head Weatherstripping: EPDM rubber seal, one piece full length. H. Panel Joint Weatherstripping: Neoprene foam seal, one piece full length. I. Provide push springs (compression bumpers) on low headroom and standard lift track doors that are equipped with jackshaft operators. A. Install door unit assembly in accordance with manufacturer's instructions. B. Anchor assembly to wall construction and building framing without distortion or stress. C. Securely brace door tracks suspended from structure. Secure tracks to structural members only. D. Fit and align door assembly including hardware. E. Coordinate installation of sealants ad backing materilas at frame perimeter. F. Install perimeter trim and weatherstripping.