EPD Competition Questions

Q. Is the use of carbon fibers allowed in the concrete mix, in accordance with the competition guidelines?

A. Fibers of any kind are allowed as long as they conform to Section 3.3 of the Rules and Section 4 of ASTM C1116.

Q. The fibers I’m planning on using have a specified length of 2 inches (approximately 51 mm), would it be acceptable to use them?

A. Fibers with a nominal size of 2 in (50.8 mm) will be allowed.

Student Competition Questions

Please contact:

Jaeden Jackson
American Concrete Institute
38800 Country Club Drive
Farmington Hills, MI 48331
Fax: +1.248.848.3701
Email: students@concrete.org