Aluminum post specifications.docx

Specifications for aluminum posts.

The posts will be used as boundary sign posts and have to withstand vandalism and snow loads at higher elevations.

Signs with pre-drilled holes will be riveted to the posts, therefore, the size and spacing of the holes on the posts must be precise.

Delivery point and schedule:

All posts are to be delivered to:

Aluminum Boundary Post Specifications:

The U channel post used as a standard was rolled or extruded to shape from 3 inch flat stock.

1) Aluminum alloy: 6061-T6

2) Length: 6 feet long

3) Thickness: 0.080 inches or thicker

4) Shape: U channel: See Cross Section Sketch attached.

5) Hole Drilling for signs: 9/32" inch diameter holes drilled in center at:

1" measured from the top of the post 7" measured from the top 10" measured from the top 11¼" measured from the top 17¼" measured from the top 20¼" measured from the top

3) 4 cleats at the bottom of the post The cleats start at approximately 3" from the bottom of the post and are spaced vertically approximately 2" apart.

Each cleat is approximately 1/2 inch wide and approximately 3/8 inches vertical in length.

The cleat is bent outward approximately 45° and pointing upward. See photos

4) tapered at the bottom The wing flanges are tapered for approximately 3 inches. See photos

CLEATS

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