Technical rule [CURRENT]
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This document provides recommendations for the positioning of bolts in hot-rolled structural steel sections with double-symmetric I-cross sections of steel. This document has been prepared by Working Committee NA 005-08-14 AA "Stahlbauten; Herstellung (Sp CEN/TC 135)" ("Steel structures; Fabrication (Mirror Committee of CEN/TC 135)") of the Building and Civil Engineering Standards Committee.