Steel and AESS
Annotated AESS Spec
In September of 2011, Anton Nelson of the New York-based engineering firm Dewhurst Macfarlane and Partners PC wrote the attached specification for AESS (Architecturally Exposed Structural Steel). The purpose of creating this new spec was to close some of the loopholes in the AISC-based spec that had been exploited by unscrupulous subcontractors.
