RTA No Arm 3-Bolt Base Round Tapered Aluminum Pole
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Pole
The pole shaft will be constructed of seamless extruded tube of 6063 Aluminum Alloy per the requirements of ASTM B221. The shaft assembly shall be full-length heat treated after base weld to produce a T6 temper.
Base Style
3-Bolt Cast Aluminum Base Flange of Alloy 356-T6 with Spun Aluminum Base Cover and Stainless Steel Hex Head Attaching Screw.
4″-5″ Butt Diameters – 2″ x 4″ Handhole with curved Lap Style Aluminum Door and two (2) Stainless Steel Self-Tapping Attaching Screws. A Grounding Provision incorporating a tapped 1/4″-20NC hole is provided opposite the Handhole.
Anchorage Kit will include three (3) L-shaped Steel Anchor Bolts conforming to AASHTO M314-90 Grade 55. Ten inches (10″) of Threaded End will be Galvanized per ASTM A153. Kits will contain three (3) Hex Nuts, three (3) Lock Washers, and three (3) Flat Washers (all components Galvanized Steel). A bolt circle template will be provided.
Base and Anchorage Details
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When determined necessary by Hapco, a Vibration Damper will be factory-installed inside the pole shaft. Customer specification of the damper is available.
Vibration Dampers
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Side Drill Mount
For Side Drill Mount applications specify luminaire type, quantity and orientation. A luminaire drilling template must be supplied at time of order.
For Tenon Mount applications specify both Tenon diameter (2.375″, 2.875″, 3.5″, etc.) and length (3″, 4″, etc.). Tenon style is factory option. Welded Tenon can be specified.
Pole surface will contain a uniform Brushed Aluminum natural finish. Finish to be achieved utilizing specially formulated abrasives in a multi-pass, rotary sanding operation.
Coating material will be a thermosetting polyester AAMA 2604 Super Durable powder electrostatically applied, oven cured and bonded in a closed loop, automated system. Minimum thickness of finish will be two (2) mils. Hapco’s Powder Coat Finish Warranty on aluminum poles is five (5) years.
Finish Options
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Hapco warrants its aluminum pole assemblies for their lifetime to be free of defects in material and workmanship.
Hapco Lifetime Pole Assembly Warranty
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Specification Drawings - RTA No Arm 3-Bolt Base
Download interactive PDF specification drawings of standard RTA No Arm 3-Bolt Base Poles below.
Product No. | Pole Height | Butt Dia. | Wall Thickness | Old Product No.
RTA06B4A3-** [ 6′ ] 4″ Butt Dia., 0.125″ Wall, 76-001RTA08B4A3-** [ 8′ ] 4″ Butt Dia., 0.125″ Wall, 76-002
RTA10B4A3-** [ 10′ ] 4″ Butt Dia., 0.125″ Wall, 76-003
RTA10B5A3-** [ 10′ ] 5″ Butt Dia., 0.125″ Wall, 76-017
RTA12B4A3-** [ 12′ ] 4″ Butt Dia., 0.125″ Wall, 76-004
RTA12B5A3-** [ 12′ ] 5″ Butt Dia., 0.125″ Wall, 76-009
RTA12C5A3-** [ 12′ ] 5″ Butt Dia., 0.156″ Wall, 76-009W3
RTA12D5A3-** [ 12′ ] 5″ Butt Dia., 0.188″ Wall, 76-009W4
RTA14B4A3-** [ 14′ ] 4″ Butt Dia., 0.125″ Wall, 76-005
RTA14B5A3-** [ 14′ ] 5″ Butt Dia., 0.125″ Wall, 76-010
RTA14C5A3-** [ 14′ ] 5″ Butt Dia., 0.156″ Wall, 76-021
RTA14D5A3-** [ 14′ ] 5″ Butt Dia., 0.188″ Wall, 76-022
Product No. | Pole Height | Butt Dia. | Wall Thickness | Old Product No.
RTA16B4A3-** [ 16′ ] 4″ Butt Dia., 0.125″ Wall, 76-006 RTA16B5A3-** [ 16′ ] 5″ Butt Dia., 0.125″ Wall, 76-011
RTA16C5A3-** [ 16′ ] 5″ Butt Dia., 0.156″ Wall, 76-029
RTA16D5A3-** [ 16′ ] 5″ Butt Dia., 0.188″ Wall, 76-030
RTA18B5A3-** [ 18′ ] 5″ Butt Dia., 0.125″ Wall, 76-007
RTA18C5A3-** [ 18′ ] 5″ Butt Dia., 0.156″ Wall, 76-031
RTA18D5A3-** [ 18′ ] 5″ Butt Dia., 0.188″ Wall, 76-032
RTA20B5A3-** [ 20′ ] 5″ Butt Dia., 0.125″ Wall, 76-008
RTA20C5A3-** [ 20′ ] 5″ Butt Dia., 0.156″ Wall, 76-033
RTA20D5A3-** [ 20′ ] 5″ Butt Dia., 0.188″ Wall, 76-034