Jul 9, 2009 #1 markystarky Structural Jun 2, 2009 1 Is a 1"x2" concrete core a valid size for testing existing compressive strength in a bridge deck?
Jul 9, 2009 1 #2 Ron Structural Sep 24, 1999 16,336 No. The core should have a diameter of at least three times the nominal coarse aggregate size and should have a length to diameter ratio of 2. In general, that would mean a 3" dia. core with a length of 6 inches, assuming a No. 57 stone coarse aggregate size. Upvote 0 Downvote
No. The core should have a diameter of at least three times the nominal coarse aggregate size and should have a length to diameter ratio of 2. In general, that would mean a 3" dia. core with a length of 6 inches, assuming a No. 57 stone coarse aggregate size.
