HW_CB_0083-0270_Master_ATW1.dgn

I am unable to process this request. The file "HW_CB_0083-0270_Master_ATW1.dgn" is a MicroStation design file (a proprietary binary format used for CAD/engineering drawings), which cannot be read or summarized as text-based contract documentation. To provide the requested summary of key contract details, I would need access to readable contract documents such as PDF files, Word documents, or other text-based formats containing the solicitation, scope of work, or contract specifications.

If you have a readable version of the contract opportunity documentation, please provide that file instead.