Have a customer that makes prefabed concrete products and welds alot of rebar he has his welders qualified to aws D1.1 in the 1G position. And a consultant told him he needed more certs for his welders, his welders weld some vertical which i know require another test but the testing lab is telling me they have to take 4 rebar tests for evry welder in every position, 2 macros and 2 tensiles, any help or comments ty.