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DocuSign Envelope ID:D561B1AE-DF34-4907-AD06-AOEB37BBE427 <br /> CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12,2020 <br /> 308 WEST FRANKLIN,CHAPEL HILL,NC <br /> 2.2 ACCESSORIES <br /> A. Anchors and Inserts: Provide nonferrous-metal or hot-dip galvanized anchors and inserts for <br /> exterior installations and elsewhere as required for corrosion resistance. Use toothed steel or <br /> lead expansion-bolt devices for drilled-in-place anchors. Furnish inserts, as required, to be set <br /> into concrete or masonry work. <br /> 2.3 FABRICATION <br /> A. General: Provide manufacturer's standard signs of configurations indicated. <br /> 1. Welded Connections: Comply with AWS standards for recommended practices in shop <br /> welding. Provide welds behind finished surfaces without distortion or discoloration of <br /> exposed side. Clean exposed welded surfaces of welding flux and dress exposed and <br /> contact surfaces. <br /> 2. Mill joints to tight, hairline fit. Form joints exposed to weather to exclude water <br /> penetration. <br /> 3. Preassemble signs in the shop to greatest extent possible. Disassemble signs only as <br /> necessary for shipping and handling limitations. Clearly mark units for reassembly and <br /> installation,in location not exposed to view after final assembly. <br /> 4. Conceal fasteners if possible; otherwise, locate fasteners where they will be <br /> inconspicuous. <br /> 2.4 FINISHES, GENERAL <br /> A. Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for <br /> recommendations for applying and designating finishes. <br /> B. Protect mechanical finishes on exposed surfaces from damage by applying a strippable, <br /> temporary protective covering before shipping. <br /> C. Appearance of Finished Work: Variations in appearance of abutting or adjacent pieces are <br /> acceptable if they are within one-half of the range of approved Samples. Noticeable variations <br /> in the same piece are not acceptable. Variations in appearance of other components are <br /> acceptable if they are within the range of approved Samples and are assembled or installed to <br /> minimize contrast. <br /> 2.5 ALUMINUM FINISHES <br /> A. Baked-Enamel Finish: AA-C12C42R1x (Chemical Finish: cleaned with inhibited chemicals; <br /> Chemical Finish: acid-chromate-fluoride-phosphate conversion coating; Organic Coating: as <br /> specified below). Apply baked enamel complying with paint manufacturer's written instructions <br /> for cleaning, conversion coating, and painting. <br /> 1. Organic Coating: Thermosetting, modified-acrylic enamel primer/topcoat system <br /> complying with AAMA 2603 except with a minimum dry film thickness of 1.5 mils (0.04 <br /> mm),medium gloss. <br /> SIGNAGE 101400 -4 <br />