Safety Eligibility Letter SS-17
Hardware Type:
Sign Supports, Mailboxes, and Delineator Posts
Code:
SS-17
Date:
Testing Criteria:
NCHRP 350
Manufacturer:
Transpo Industries
Device Description:
Type A and Type B breakaway couplings.(If installed by direct burial, then Type AUX for S-1 soil only.)
(Posts limited to 45 #/ft below the hinge.)
(Posts limited to 45 #/ft below the hinge.)
View PDF:
ss17.pdf (744.07 KB)
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AUX8 Coupling, Back to Back Franklin Steel, 4 pounds per foot U-post in "strong" soil |