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RTAU

Round Tapered (Aluminum) with Upswept Mast Arms

by Lithonia Lighting

Round tapered aluminum roadway pole with upsweep mast arm(s) for up to 40-foot mounting heights including rise of arm.


Construction

Shaft: Shaft is spun tapered from seamless 6063 alloy aluminum tubing and heat treated to a T6 temper. Circumferential satin-brushed finish. Round in cross-section down length of shaft and cone tapered to the base diameter.

Arm: Body of the mounting arm is tapered aluminum alloy 6063-T6 tube with 2-3/8" OD (2" NPS) pipe size at luminaire end. The pole end of the arm is welded to an aluminum alloy 6063-T6 mounting plate.

Mounting: Arm mounting plate bolts to the shaft using stainless steel bolts, nuts and washers. A grommet is provided for the 1-1/4" diameter wiring hole between the pole shaft and the bracket arm.

Anchor base: Cast from A356 aluminum alloy and heat treated to T6 temper. Base plate and shaft are circumferentially welded top and bottom.

Anchor bolts: Fabricated from carbon steel bar with minimum-yield strength of 55,000 psi. Bolts have an "L" bend on lower end and are galvanized a minimum of 12 inches on the threaded end per ASTM A-153. Each anchor bolt is furnished with two hex nuts and two flat washers.

Grounding: Provision located inside hand hole rim. Grounding hardware is not included (provided by others).

Hand hole: A nominal 3" x 5" or 4" x 6" reinforced flush covered hand hole is centered 18" above the base.

Hardware: Stainless steel.

Top cap: Removable top cap provided.

Bolt covers: A356 bolt covers included with anchor base unless otherwise specified.

Finish: Must specify finish.

Other

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  • Specifications

    Brand Lithonia Lighting
    Environment Outdoor
    Regulatory Listing UL
    Mounting Type Anchor Based
    Product Type Pole
    Series RTAU
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