MS 154_002.pdf

This document is a specification sheet from the Louisiana Department of Transportation and Development (LADOTD) for Flat Aluminum Sheet, with a Product ID of 11958 and revised on 3/21/2022. The specification covers flat aluminum sheets specifically used for sign fabrication, requiring sheets to be aluminum plates complying with ASTM B 209, Alloy 6061-T6, with a thickness of 0.080" and a chromate conversion coating meeting ASTM B449 or ASTM B921 Class 1 or I standards.

The specification details packaging and delivery requirements, mandating that sheets be securely banded at regular intervals and stacked not exceeding 2000 pounds. Deliveries are to be made by open bed truck to facilitate forklift unloading. A Certificate of Compliance must be supplied with each shipment, which will be kept on file by the department. The sheets must have specific flatness specifications, with a flatness of equal to or less than 0.031 inch per foot of length and 0.004 inch per inch of width.