This specific 3D model, "Structural engineering of Metal bridge structure 3D model shop", is an asset made available by "Unknown author".
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The license for this digital asset is "Unknown license".
STL (Stereolithography, filesize: 75.1 MB), OBJ (OBJ, filesize: 75.1 MB), JPG (JPG, filesize: 75.1 MB), 3DS (3D Studio, filesize: 75.1 MB), DAE (Collada, filesize: 75.1 MB), DWG (AutoCAD, filesize: 75.1 MB), DXF (DXF, filesize: 75.1 MB), FBX (Autodesk FBX, filesize: 75.1 MB), SKP (Sketchup, filesize: 75.1 MB), USDZ (USDZ, filesize: 75.1 MB), WRL (VRML, filesize: 75.1 MB), HRC (Autodesk Softimage, filesize: 75.1 MB), MAX (Autodesk 3ds Max, filesize: 75.1 MB), LS11 (Lumion, filesize: 75.1 MB)