ASDIP Structural Steel v4.1.5 [Size: 9 MB] ... ASDIP STEEL is structural engineering software utilized by engineers for design of steel base plate, steel and composite beam, steel columns, and other structural steel members. ASDIP STEEL is based upon the latest AISC specifications (AISC 360). ASDIP STEEL substantially simplifies time-consuming calculations for structural engineering design. Now ASDIP STEEL includes the ACI and AISC seismic provisions. Load combinations per ASCE 7-05 or 10.