Tunnel Construction- Steel ribs process 3D model

In the tunnel construction process, Steel Arc ribs installation is the most precise work that should construct well. The whole scene is animated in Autodesk Maya with 2 characters. It's a render-ready scene that can be rendered in Maya's SOFTWARE renderer. Lighting is also done. The scene poly count is 299550. THe whole scene textures sizes are high res. One can render in Full HD 1920 x 1080.