Orange County NC Website
Browse       Search
DocuSign Envelope ID: 313DA256 -1EDE- 4396- A716- 4C53B809027E <br />JERRY M. PASSMORE CENTER ADDITION AND RENOVATION <br />HILLSBOROUGH, NORTH CAROLINA <br />PART 3 - EXECUTION <br />3.1 EXAMINATION <br />A. Examine doors and frames, with Installer present, for compliance with requirements for <br />installation tolerances, labeled fire -rated door assembly construction, wall and floor <br />construction, and other conditions affecting performance. <br />B. Examine roughing -in for electrical power systems to verify actual locations of wiring <br />connections before electrified door hardware installation. <br />C. Proceed with installation only after unsatisfactory conditions have been corrected. <br />3.2 PREPARATION <br />A. Steel Doors and Frames: For surface applied door hardware, drill and tap doors and frames <br />according to ANSUSDI A250.6. <br />B. Wood Doors: Comply with DHI WDHS.5 "Recommended Hardware Reinforcement Locations <br />for Mineral Core Wood Flush Doors." <br />3.3 INSTALLATION <br />A. Mounting Heights: Mount door hardware units at heights to comply with the following unless <br />otherwise indicated or required to comply with governing regulations. <br />1. Standard Steel Doors and Frames: ANSUSDI A250.8. <br />2. Wood Doors: DHI WDHS.3, "Recommended Locations for Architectural Hardware for <br />Wood Flush Doors." <br />B. Install each door hardware item to comply with manufacturer's written instructions. Where <br />cutting and fitting are required to install door hardware onto or into surfaces that are later to be <br />painted or finished in another way, coordinate removal, storage, and reinstallation of surface <br />protective trim units with finishing. Do not install surface - mounted items until finishes have <br />been completed on substrates involved. <br />1. Set units level, plumb, and true to line and location. Adjust and reinforce attachment <br />substrates as necessary for proper installation and operation. <br />2. Drill and countersink units that are not factory prepared for anchorage fasteners. Space <br />fasteners and anchors according to industry standards. <br />C. Hinges: Install types and in quantities indicated in door hardware schedule but not fewer than <br />the number recommended by manufacturer for application indicated or one hinge for every 30 <br />inches (750 mm) of door height, whichever is more stringent, unless other equivalent means of <br />support for door, such as spring hinges or pivots, are provided. <br />DOOR HARDWARE 087100-11 <br />