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National Nuclear Security Administration, Department of Energy, Executive (1 - 6 of 6 items)
Nuclear Weapons: NNSA Has a New Approach to Managing the B61-12 Life Extension, but a Constrained Schedule and Other Risks Remain
GAO-16-218: Published: Feb 4, 2016. Publicly Released: Feb 4, 2016.
The B61-12 life extension program's (LEP) managers have developed a management approach that officials from the Department of Energy's (DOE) National Nuclear Security Administration (NNSA) and the Department of Defense (DOD) regard as improved over the management approach used for past LEPs, which experienced schedule delays and cost overruns. Among other things, the B61-12 LEP is the first LEP to...
ICBM Modernization: Approaches to Basing Options and Interoperable Warhead Designs Need Better Planning and Synchronization
GAO-13-831: Published: Sep 20, 2013. Publicly Released: Sep 20, 2013.
The Department of Defense (DOD) has identified capability requirements and potential basing options for the Minuteman III follow-on intercontinental ballistic missile (ICBM), and the Department of Energy (DOE) has begun a parallel study of options to extend the life of its warhead, but neither department plans to estimate the total system costs for the new missile and its warhead. GAO's work on co...
Nuclear Weapons: Evaluation of Report on Feasibility of Increasing Air Transportation of Nuclear Weapons, Components, and Materials
GAO-12-577R: Published: May 4, 2012. Publicly Released: May 4, 2012.
In summary, we found the following:The ATS report was supported by generally acceptable methods for developing transportation options and evaluating safety, security, and operational requirements for these options. The assessment of safety risk from a possible airplane crash transporting nuclear weapons was the key factor supporting the reports conclusions to maintain the current balance of...
Homeland Defense: Greater Focus on Analysis of Alternatives and Threats Needed to Improve DOD's Strategic Nuclear Weapons Security
GAO-09-828: Published: Sep 18, 2009. Publicly Released: Sep 18, 2009.
A successful terrorist attack on a facility containing nuclear weapons could have devastating consequences. GAO was asked to compare the Department of Defense's (DOD) and Department of Energy's (DOE) efforts to protect the nation's nuclear weapons where they are stored, maintained, or transported. This report (1) compares the nuclear weapons security policies and procedures at DOD and DOE, and the...
Nuclear Weapons: NNSA and DOD Need to More Effectively Manage the Stockpile Life Extension Program
GAO-09-385: Published: Mar 2, 2009. Publicly Released: Mar 2, 2009.
As a separately organized agency within the Department of Energy, the National Nuclear Security Administration (NNSA) administers the Stockpile Life Extension Program, whose purpose is to extend, through refurbishment, the operational lives of the weapons in the nuclear stockpile. NNSA encountered significant management problems with its first refurbishment for the W87 warhead. GAO was asked to as...
Nuclear Weapons: Annual Assessment of the Safety, Performance, and Reliability of the Nation's Stockpile
GAO-07-243R: Published: Feb 2, 2007. Publicly Released: Mar 5, 2007.
In 1992, the United States began a unilateral moratorium on the underground testing of nuclear weapons. Prior to the moratorium, underground nuclear testing was a critical component for evaluating and certifying nuclear warheads. In 1993, the Department of Energy (DOE), at the direction of the President and the Congress, established the Stockpile Stewardship Program to increase understanding of th...