RTA Double Truss Breakaway T-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
Cast Aluminum Transformer Base (T-Base) of Alloy 356-T6 with Aluminum Door and Stainless Steel Hex Head Screw. FHWA Approved Breakaway.
6″-10″ Butt Diameters – Tapered Door Opening (9-3/4″ W Base x 9-1/4″ W Top x 11-3/4″ H) with Flush Mount Aluminum Cover and Stainless Steel Hex Head Screw. Grounding Provisions tapped 1/4″-20NC and 1/2″-13NC are provided.
Base Anchorage includes four (4) L-shaped Steel Anchor Bolts conforming to AASHTO M314-90 Grade 55, four (4) each Heavy-Duty Flat Washers, Lock Washers, and Hex Nuts (all components Galvanized Steel). Ten inches (10″) of threaded end will be galvanized per ASTM A153. Top Connecting Hardware includes four (4) each 1″-8NC x 3-3/4″ Hex Head Bolts, Flat Washers, Heavy-Duty Flat Washers, Lock Washers, and Hex Nuts (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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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 Double Truss Breakaway T-Base
Download interactive PDF specification drawings of standard RTA Double Truss Breakaway T-Base Poles below.
Product No. | Pole Height | Butt Dia. | Wall Thickness | Arm Length | Old Product No.
RTA25C8BFT2A-** [ 25′ ] 8″ Butt Dia., 0.156” Wall, [ 10′ ] 34-280 RTA25D8BFT28-** [ 25′ ] 8″ Butt Dia., 0.188” Wall, [ 8′ ] 34-195
RTA25D8BFT2A-** [ 25′ ] 8″ Butt Dia., 0.188” Wall, [ 10′ ] 34-198
RTA25D8BFT2C-** [ 25′ ] 8″ Butt Dia., 0.188” Wall, [ 12′ ] 34-199
RTA25D8BFT2E-** [ 25′ ] 8″ Butt Dia., 0.188” Wall, [ 15′ ] 34-202
RTA25E8BFT2C-** [ 25′ ] 8″ Butt Dia., 0.219” Wall, [ 12′ ] 34-212
RTA25E8CFT2E-** [ 25′ ] 8″ Butt Dia., 0.219” Wall, [ 15′ ] 34-251
Product No. | Pole Height | Butt Dia. | Wall Thickness | Arm Length | Old Product No.
RTA30D8BFT28-** [ 30′ ] 8″ Butt Dia., 0.188” Wall, [ 8′ ] 34-529RTA30D8BFT2A-** [ 30′ ] 8″ Butt Dia., 0.188” Wall, [ 10′ ] 34-532
RTA30E8BFT2C-** [ 30′ ] 8″ Butt Dia., 0.219” Wall, [ 12′ ] 34-547
RTA30F8BFT28-** [ 30′ ] 8″ Butt Dia., 0.250” Wall, [ 8′ ] 34-555
RTA30F8BFT2A-** [ 30′ ] 8″ Butt Dia., 0.250” Wall, [ 10′ ] 34-558
RTA30F8BFT2C-** [ 30′ ] 8″ Butt Dia., 0.250” Wall, [ 12′ ] 34-559
RTA30F8BFT2E-** [ 30′ ] 8″ Butt Dia., 0.250” Wall, [ 15′ ] 34-562
RTA30D1CFT2E-** [ 30′ ] 10″ Butt Dia., 0.188” Wall, [ 15′ ] 34-635
Product No. | Pole Height | Butt Dia. | Wall Thickness | Arm Length | Old Product No.
RTA35F8BFT28-** [ 35′ ] 8″ Butt Dia., 0.250” Wall, [ 8′ ] 34-877RTA35F8BFT2A-** [ 35′ ] 8″ Butt Dia., 0.250” Wall, [ 10′ ] 34-881
RTA35D1CFT28-** [ 35′ ] 10″ Butt Dia., 0.188” Wall, [ 8′ ] 34-951
RTA35D1CFT2C-** [ 35′ ] 10″ Butt Dia., 0.188” Wall, [ 12′ ] 34-955
RTA35D1CFT2E-** [ 35′ ] 10″ Butt Dia., 0.188” Wall, [ 15′ ] 34-959
RTA35E1CFT2A-** [ 35′ ] 10″ Butt Dia., 0.219” Wall, [ 10′ ] 34-966
RTA35F1CFT2C-** [ 35′ ] 10″ Butt Dia., 0.250” Wall, [ 12′ ] 34-981
RTA35F1CFT2E-** [ 35′ ] 10″ Butt Dia., 0.250” Wall, [ 15′ ] 34-983
Product No. | Pole Height | Butt Dia. | Wall Thickness | Arm Length | Old Product No.
RTA40F8BFT28-** [ 40′ ] 8″ Butt Dia., 0.250” Wall, [ 8′ ] 50707-053RTA40F8CFT2A-** [ 40′ ] 8″ Butt Dia., 0.250” Wall, [ 10′ ] 50707-045
RTA40D1CFT2A-** [ 40′ ] 10″ Butt Dia., 0.188” Wall, [ 10′ ] 50707-085
RTA40D1CFT2C-** [ 40′ ] 10″ Butt Dia., 0.188” Wall, [ 12′ ] 50707-086
RTA40F1CFT28-** [ 40′ ] 10″ Butt Dia., 0.250” Wall, [ 8′ ] 50707-107
RTA40F1CFT2A-** [ 40′ ] 10″ Butt Dia., 0.250” Wall, [ 10′ ] 50707-111
RTA40F1CFT2C-** [ 40′ ] 10″ Butt Dia., 0.250” Wall, [ 12′ ] 50707-114
RTA40F1CFT2E-** [ 40′ ] 10″ Butt Dia., 0.250” Wall, [ 15′ ] 50707-116
Product No. | Pole Height | Butt Dia. | Wall Thickness | Arm Length
RTA45F8BFT28-** [ 45′ ] 8″ Butt Dia., 0.250” Wall, [ 8′ ] RTA45D1CFT2A-** [ 45′ ] 10″ Butt Dia., 0.188” Wall, [ 10′ ]
RTA45D1CFT2C-** [ 45′ ] 10″ Butt Dia., 0.188” Wall, [ 12′ ]
RTA45F1CFT28-** [ 45′ ] 10″ Butt Dia., 0.250” Wall, [ 8′ ]
RTA45F1CFT2A-** [ 45′ ] 10″ Butt Dia., 0.250” Wall, [ 10′ ]
RTA45F1CFT2C-** [ 45′ ] 10″ Butt Dia., 0.250” Wall, [ 12′ ]
RTA45F1CFT2E-** [ 45′ ] 10″ Butt Dia., 0.250” Wall, [ 15′ ]
RTA45G1CFT2C-** [ 45′ ] 10″ Butt Dia., 0.312” Wall, [ 12′ ]
RTA45G1CFT2E-** [ 45′ ] 10″ Butt Dia., 0.312” Wall, [ 15′ ]