Looking for Helipad parking lot with letter h? Get this 3D model from firdz3d via CGTrader for $15. Technical specs: 19876 polygons, 17956 vertices.
STL (Stereolithography, filesize: 1.66 MB), OBJ (OBJ, filesize: 597 KB), 3DS (3D Studio, filesize: 295 KB), BLEND (Blender, filesize: 1.27 MB), DAE (Collada, filesize: 434 KB), FBX (Autodesk FBX, filesize: 714 KB)