3532Exterior Polyurethane Paint

3532.1SCOPE

Provide exterior polyurethane finish paint for use on steel lighting cabinets, signs, handrails, traffic signal poles, and transformer bases. Provide paint free of toxic metals and meeting the requirements of Federal and MPCA VOC regulations. Provide an aliphatic polyurethane finish coat listed on the APL for “Traffic Signal Paint Systems.” Use the finish coat with an intermediate coat or primer and intermediate coat from the same manufacturer. A Color Provide the following semi-gloss finish coat in colors chosen from AMS-STD-595A colors unless otherwise required by the Contract:

3532.3SAMPLING AND TESTING

Sample at rates and sizes meeting the requirements of the Schedule of Materials Control or as required by the Contract. Provide a color draw down sample on a Leneta chart per ASTM D2805, Standard Test Method for Hiding Power of Paints by Reflectometry, to the Materials Laboratory for verification of the finish coat color using the requirements and measurement conditions found in 3501.2B, “Colors.”