Latest GAO report on Columbia class focuses on supplier base
Report by the US GAO details delays to supplier outsourcing plan in the Columbia submarine programme, with a potentially far-reaching impact on the build schedule.
As the USN’s Columbia-class ballistic missile submarine (SSBN) build lurches forward, a key report from the US Government Accountability Office (GAO) has recommended that improved quality assurance inspections on the supplier base could be critical in avoiding further programme delays.
In November 2020, the USN awarded a $9.4 billion contract to General Dynamics Electric Boat to begin construction on the first two boats of the Columbia-class SSBN, which will replace the existing Ohio-class platforms. A total of 12 Columbia class will be procured to replace the 14 Ohio-class SSBNs in USN service.
In total the USN
Our news & analysis is now part of Defence Insight®
A Basic-level or higher Defence Insight subscription is now required to view this content.
More from Naval Warfare
-
![Canada boosts Arctic presence as CCGS Donjek prepares for sea trials this year]()
Canada boosts Arctic presence as CCGS Donjek prepares for sea trials this year
CCGS Donjek is currently being prepared to start testing and be handed over to the Canadian Coast Guard in the second half of 2026.
-
![HHI poised to start submarine production in Peru pending election outcome]()
HHI poised to start submarine production in Peru pending election outcome
South Korea’s HD Hyundai Heavy Industries confirmed to Shephard that the company is awaiting the Peruvian government’s decision to allow it to move forward with the production of the HDS-1500 submarine.
-
![How the Hormuz mine threat exposes potential Baltic MCM shortfalls]()
How the Hormuz mine threat exposes potential Baltic MCM shortfalls
Ageing Baltic vessels and an absence of active minehunting vessel programmes in the region have been put under the spotlight in the recent conflict.
