Trimble-Ready 3D Manhole Modeling

I’m preparing a residential subdivision for machine-control and need every sewer manhole converted into a clean 3D CAD model. For each location, this will be a 3D model in CAD that shows the chamber itself, all pipe connections, and the correct invert levels... (Budget: $5000 - $10000 USD, Jobs: 3D CAD, 3D Design, 3D Modelling, 3D Rendering, AutoCAD, Building Information Modeling, CAD/CAM, Civil Engineering)