Frequently Asked Questions

General FAQs

Do any State Departments of Transportation (DOT) use this specification?

Yes, F1554 is a commonly specified anchor bolt by many state DOTs for sign structures, light poles, traffic signals, bridges bearings, and a number of other applications.

What thread pitch is used on F1554 anchor bolts?

Unless otherwise specified, threads will be Unified Coarse Thread Series per ANSI/ASME B1.1.

Substitution

Does the ASTM F1554 specification have an AASHTO equivalent?

The AASHTO (American Association of State Highway and Transportation Officials) equivalent to ASTM F1554 is AASHTO M314.