BSI Engineering, Inc. is a professional services corporation that provides full Civil and Subsurface Utility Engineering (SUE) services nationwide. With all engineering projects the location of existing utilities can be very vague. This can cause not only a safety issue but also cause costly change orders during the construction process. BSI Engineering, Inc. specializes in civil site and subsurface utility engineering (SUE) services such as proposed utility design, utility risk assessment, utility designation, non-destructive vacuum excavation location, utility mapping and civil site development.