A156.1 – Butts and Hinges (ANSI Approved June 2021) Tuesday, June 1, 2021 Concealed hinge requirements were added along with accompanying type numbers and drawings Zinc was added to the type numbers and given the numeral 9 Tables 3.8 and 4.6 were re-organized Finish requirements were removed now that they are in A156.18 Edits and updated references as needed Previous Article A156.8 – Door Controls – Overhead Stops and Holders (ANSI Approved April 2021) Please login or register to post comments.