The Columbia-class Ballistic Missile Submarine Program is a part of the U.S. The Navy's strategic nuclear modernization effort. 

The program is estimated to cost $128B over its lifetime.

The program is scheduled to replace the aging Ohio-class submarines by 2031. 

Construction of the first submarine is set to begin in 2021.

The program requires a $15.2B investment in FY 2021.

The program is expected to create jobs and support the U.S. economy.

The program is part of the Navy's long-term goal of achieving a 308-ship fleet.

Submarines are expected to have a service life of 42 years.

Submarines are designed to allow for advanced payloads and missions.

The program is designed to maintain the U.S. nuclear triad.

The program is designed to ensure the U.S. remains a global leader in nuclear deterrence.

The program is a critical component of U.S. national security.

The program is expected to be a key part of the Navy's future force structure.

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