Tag Archives: AASHTO

Fastener Standards Organizations

What standards organizations and specifying committees cover the types of bolts and fasteners Portland Bolt manufactures?

Portland Bolt manufactures a wide range of bolts and fasteners to numerous standards set by many different organizations and specifying committees. There are many different organizations for fasteners, all of which have their own set of standards and guidelines for manufacturing. We, as estimators, are often asked what the acronyms for such organizations and committees... Read more

AASHTO

What is AASHTO an Acronym For?

AASHTO is the American Association of State Highway and Transportation Officials. This organization sets standards for highway design and construction. As it relates to bolts, often times, bolts and other materials will be shown on plans for state transportation projects as having an AASHTO designation. These AASHTO numbers typically will correlate directly to a particular... Read more