r4142-moment-connection

Notice – HERA Report R4-142 moment-resistant connections updated

HERA Structural Systems is pleased to announce an update to HERA Report R4-142, “Eccentric Cleats in Compression and Columns in Moment-Resisting Connections”. This moment-resisting connections report update is the result of member feedback on a couple of typographical errors on the worked example. While these errors did not affect the results of the calculations, they…

sliding-hinge-joint

Notice – New design guide covering the Optimised Sliding Hinge Joint (OSHJ)

HERA is pleased to announce the publication of HERA Report R4-155 – Optimised Sliding Hinge Joint (OSHJ): Design and Installation Guide for a Low Damage Seismic Resisting System. This report has been authored by Dr Shahab Ramhormozian of AUT and Dr G. Charles Clifton of the University of Auckland, and is the culmination of several…