Dlubal SHAPE-MASSIVE v6.62.01 [Size: 47.1 MB] ... SHAPE-MASSIVE provides the option of interface with RFEM and RSTAB. SHAPE‑MASSIVE cross‑sections are available in the library of the FEA or frame analysis software, and vice versa, it is possible to import and design the internal forces from RFEM and RSTAB in SHAPE‑MASSIVE. The structural data can be entered graphically, in tables, or by means of a DXF file. The stand‑alone program SHAPE‑MASSIVE determines section properties of any thick-walled cross‑section and calculates the stresses. In addition, you can perform reinforced concrete design according to Eurocode 2 and other standards.