Direct Buried
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Details
RTA Single Cross Arm Direct Buried Pole Specifications
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.
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Direct Buried Pole bottom section on 6″+ butt diameter poles will be partially flattened into an anti-rotational, oval cross section. Wire access will be provided 24″ below ground line. Soil conditions vary by site. Foundation requirements should be determined by a qualified Structural Engineer with knowledge of jobsite soil conditions.
Handhole
6″ Butt Diameter – Reinforced, 3″ x 5″ curved Cast Aluminum Frame (Alloy 356-T6) with Aluminum Door and two (2) SS Hex Head Screws. A Grounding Provision incorporating a 3/8″ diameter hole is provided opposite the Handhole.
7″+ Butt Diameters – Reinforced, 4″ x 6″ curved Cast Aluminum Frame (Alloy 356-T6) with Aluminum Door and two (2) SS Hex Head Screws. Reinforced Frame will contain a tapped 3/8″-16NC Grounding Provision.
Vibration Damper
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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Satin Aluminum Finish
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.
Powder Coat Finish
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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Pole Shaft Warranty
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 Single Cross Arm Direct Buried
Click on the Product No. to download interactive PDF specification drawing.
| Pole Height | Product No. | Butt Dia | Wall |
|---|---|---|---|
| 20′ | RTA20C6BEF10-** | 6″ | 0.156” |
| RTA20D6BEF10-** | 6″ | 0.188” | |
| RTA20C7BEF10-** | 7″ | 0.156” | |
| RTA20D7BEF10-** | 7″ | 0.188” | |
| RTA20D8BEF10-** | 8″ | 0.188” | |
| 25′ | RTA25D6BEF10-** | 6″ | 0.188” |
| RTA25C7BEF10-** | 7″ | 0.156” | |
| RTA25D7BEF10-** | 7″ | 0.188” | |
| RTA25C8BEF10-** | 8″ | 0.156” | |
| RTA25D8BEF10-** | 8″ | 0.188” | |
| RTA25E8BEF10-** | 8″ | 0.219” | |
| RTA25F8BEF10-** | 8″ | 0.250” | |
| 30′ | RTA30D7BEF10-** | 7″ | 0.188” |
| RTA30C8BEF10-** | 8″ | 0.156” | |
| RTA30D8BEF10-** | 8″ | 0.188” | |
| RTA30E8BEF10-** | 8″ | 0.219” | |
| RTA30F8BEF10-** | 8″ | 0.250” | |
| RTA30D1CEF10-** | 10″ | 0.188” | |
| RTA30E1CEF10-** | 10″ | 0.219” | |
| RTA30F1CEF10-** | 10″ | 0.250” | |
| 35′ | RTA35D8BEF10-** | 8″ | 0.188” |
| RTA35E8BEF10-** | 8″ | 0.219” | |
| RTA35F8BEF10-** | 8″ | 0.250” | |
| RTA35D1CEF10-** | 10″ | 0.188” | |
| RTA35E1CEF10-** | 10″ | 0.219” | |
| RTA35F1CEF10-** | 10″ | 0.250” | |
| 40′ | RTA40D8BEF10-** | 8″ | 0.188” |
| RTA40E8BEF10-** | 8″ | 0.219” | |
| RTA40F8BEF10-** | 8″ | 0.250” | |
| RTA40D1CEF10-** | 10″ | 0.188” | |
| RTA40E1CEF10-** | 10″ | 0.219” | |
| RTA40F1CEF10-** | 10″ | 0.250” | |
| RTA40G1CEF10-** | 10″ | 0.312” |