Performance Criteria:
Double-Neck™ Pole-Safe® conforms to AASHTO "Standard Specifications for Structural Supports for Highway Signs, Luminaires and Traffic Signals."

Double-Neck™ Pole-Safe® has been vehicle crash-tested and FHWA approved in accordance with the requirements of NCHRP Report 350, "Recommended Procedures for the Safety Performance Evaluation of Highway Features."

Maximum Allowable Pole Mass: 450kg (992lbs)

Physical Properties per Coupling:
Ultimate Tensile Strength:
221.5 kN (49.8 kips), minimum

Tensile Yield Strength:
192.0 kN (43.2 kips), minimum

Ultimate Restrained Shear Strength:
24.5 kN (5.5 kips), minimum

Corrosion Protection:
All Double-Neck™ Pole-Safe® couplings, nuts, bolts, washers and shims are H.D. galvanized after fabrication in accordance with ASTM A153.

Drawing and installation instructions.
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For more technical information, contact our Safety Division via phone: 914-636-1000 x656, or E-mail.