Steels for concrete reinforcement: Diameter and cross-sectional area of bars (NT MECH 005) Posted onNovember 25, 1986September 25, 2020Author Report #: NT MECH 005 Approved: November 1986 Download pdf Size: 33.64 KB Abstract This NORDTEST method describes two different procedures for the determination of the diameter and cross-sectional area of steelbars for concrete reinforcement. Categories