CAD Services From simple plant extensions to multi-state, corporate engineering projects, our drafting team can meet your schedule on your platform of choice; be it root AutoCAD, MicroStation or many of the aftermarket add-ons. Whether mapped or designed by SpanPro or others, SpanPro can implement (and automate) your drafting standards or help you create new ones. SpanPro has the ability to customize CAD packages for your specific needs. Whatever your need, SpanPro can provide the drafting services and/or offer customized drafting tools to keep your maps up-to-date.