For everyone involved in any phase of welding steel structures - engineers, detailers, fabricators, erectors, inspectors, etc. - the new D1.1 spells out the requirements for design, procedures, qualification, fabrication, inspection, and repair of pipe, plate, and structural shapes that are subject to either static or cyclical stresses. U.S. Customary and SI units of measurement. This code covers the welding requirements for any type of welded structure made from the commonly used carbon and low-alloy constructional steels. Clauses 1 through 8 constitute a body of rules for the regulation of welding in steel construction. There are eight normative and twelve informative annexes in this code. 570 pages, 21 annexes, 171 figures, 78 tables, (2010).