The Bradley Fighting Vehicle A3 Upgrade introduced a significant integration of software controls for the vehicle weapon system, navigation system, and command and control functionality. The upgrade in software controls, based on a MIL-STD-1553 databus architecture, represented a significant advancement in technology for the Bradley as a heavy armored fighting vehicle. This paper presents observations on the system safety program lessons learned to date for the Bradley A3 development. The paper discusses several challenges that were encountered during the Bradley A3 system safety program and changes that were made to the program in response to those challenges. Recommendations for other program improvements that could not be implemented for Bradley A3, but are being implemented for subsequent development programs is also discussed.
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