Hot Dip Galvanized Lighting Foundation Anchor w/hardware, 351 lb
A lightning foundation anchor is a high-strength ground anchoring system engineered to secure lightning protection structures—such as masts, air terminals, and transmission line lightning poles—within power line infrastructure. It provides mechanical stability and uplift resistance under dynamic wind loads, soil movement, and fault-induced forces, ensuring long-term structural integrity and electrical safety.
Designed for integration with overhead transmission and distribution systems, the anchor enhances grounding performance and structural reliability in high-exposure environments, including substations, transmission corridors, and renewable energy sites.
Key Features
- High Mechanical Strength – Manufactured from hot-dip galvanized carbon steel or alloy steel for superior tensile and shear capacity.
- Corrosion Resistance—Protective coatings compliant with ASTM and ISO standards for extended service life in aggressive soils.
- Optimized Uplift Resistance – Engineered helix or expansion design to resist overturning moments and vertical extraction forces.
- Soil Adaptability—Suitable for cohesive, granular, and mixed soil conditions with predictable load-bearing performance.
- Precision Threading and Machining—Ensures secure coupling with foundation bolts, grounding conductors, and structural poles.
- Electrical Continuity Support—Compatible with grounding and bonding systems to enhance lightning current dissipation.
- Compliance with Utility Standards—Designed to meet transmission and distribution infrastructure specifications.
- Low Installation Time—Enables rapid deployment using mechanical torque equipment, reducing construction downtime.
Product Details
General
| Application | Helical Anchoring |
| Coating | Hot Dip Galvanized |
| Number of Bolt Slots | 4 |
| Quantity of Hardware | 4 |
| Type | Lighting Foundation Anchors |
| With Hardware | Included |
Dimensions
| Base Plate Dimensions | 15.75 in (400.05 mm) |
| Base Plate Thickness | 1 in (25.4 mm) |
| Bolt Length | 4 in (101.6 mm) |
| Bolt Size | 1 1/4 – 7 UNC x 4 in |
| Cableway Distance From Base | 12 in (304.8 mm) |
| Cableway Length | 12 in (304.8 mm) |
| Cableway Width | 2.5 in (63.5 mm) |
| Center hole dimensions | 7 in (177.8 mm) |
| Diameter – Bolt | 1.25 in (31.75 mm) |
| Diameter – Bolt Circle | 13.5 in（342.9 mm) 16.5 in (419.1 mm) |
| Foundation Diameter | 10.75 in (273.05 mm) |
| Foundation Length | 120 in (3048 mm) |
| Length | 120 in (3048 mm) |
| Length – Base Plate to Top of Conduit Hole | 12 in (304.8 mm) |
| Pipe Wall Thickness | 0.25 in (6.35 mm) |
| Weight | 351 lb (159.21 kg) |
Resources and Downloads
| Specifications | Download PDF |
| Technical Drawings | N/A |