Columbia Class Submarine
DevelopmentSubmarine · Navy · General Dynamics
Nuclear ballistic missile submarine (SSBN) to replace the Ohio class. Navy's #1 acquisition priority.
Total Cost
$132B
Unit Cost
$15.2B per unit
Cost Overrun
+10%
Development
14 years
Planned Units
12
Delivered
0
Start Year
2017
IOC Year
2031
Key Details
Each carries 16 Trident II D5LE missiles with nuclear warheads. $132B lifecycle cost. Critical to nuclear triad.
What Else Could $132B Buy?
🏫 8,800 new public schools
🏥 264 community hospitals
🎓 3,771,429 four-year college scholarships
🌉 440 bridge replacements