Changes to ASTM A615-20 specification reduced ... Future A706 and A615 specification revisions may permit reinforcement bars with only a W marking to be certified to meet both A706 and A615 ...

On May 2, the ASTM announced that its composite materials committee (D30) had developed a “new standard specification for the latest generation of fiber reinforced polymer (FRP)” rebar.

The report provides design guidance for using MMFX 2 ASTM A1035 high-strength reinforcing steel up to 690 ksi beyond the current ACI 318 limitations from the American Concrete Institute (ACI).