Many object are smoothable and easily editable (TurboSmooth, HyperNURBS modifier).
Many obect are unwrapped and non overlapping.
Include Helper object with the exact pivots,to help you create your own rig to raise the arm of the crane, move the carriage and adjust the height of the cargo . Also the geometry of the bridge are separated from the rest of the crane, to allow to raise and lower the bridge.
In the 3ds max versions the model is organized on layers.
The 3ds Max V-Ray version has: 732478 polygons 733607 verts
The 3ds Max 2010 version has:
988123 polygons 992035 verts
The Cinema4d version has: 494416 polygons 496708 verts
The rendering is setup in Vray In the 3ds Max version, the Vray lighting and setup file is also included.
I also included a non-illuminated 3ds Max version with standard materials (if you do not use Vray). No 3rd party plugin needed. Lighting is included only in the 3ds Max version and materials may appear different in other program formats.
The dirty effects are hand-painted on the UW layout Unwrap basis
Include PSD files of textures with base color,dirt and textures layers ,so you can easily change color and modify the textures.