Nuclear weapons (1 - 10 of 42 items)
DOE Project Management: NNSA Needs to Clarify Requirements for Its Plutonium Analysis Project at Los Alamos
GAO-16-585: Published: Aug 9, 2016. Publicly Released: Aug 9, 2016.
The Department of Energy's (DOE) National Nuclear Security Administration (NNSA) defined requirements for the revised Chemistry and Metallurgy Research Replacement (CMRR) project to provide plutonium analysis equipment at its Los Alamos site but did not specify the capacity for analyzing plutonium that the project should provide, making it possible that the project would not meet plutonium analysi...
Department of Energy: Observations on Efforts by NNSA and the Office of Environmental Management to Manage and Oversee the Nuclear Security Enterprise
GAO-16-422T: Published: Feb 23, 2016. Publicly Released: Feb 23, 2016.
The Department of Energy's (DOE) National Nuclear Security Administration (NNSA)—a separately organized agency within DOE—continues to face several ongoing challenges in modernizing the nuclear security enterprise, including challenges in managing life extension programs (LEP), contracts and major projects, and the alignment of plans with future budgets. As GAO reported in August 2015, NNSA es...
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...
Department of Energy: Transactions Involving USEC Inc. Since 1998
GAO-15-730: Published: Sep 10, 2015. Publicly Released: Oct 13, 2015.
The Department of Energy (DOE) has engaged with USEC Inc. (USEC) in 23 transactions since USEC was privatized in 1998 through July 1, 2015. The 23 transactions fall into the following six categories:Establishment of USEC. DOE engaged with USEC in 3 transactions to help establish the company as a private company. For example, from 1998 to 2003, DOE transferred enriched uranium, as required by the U...
DOE Project Management: NNSA Should Ensure Equal Consideration of Alternatives for Lithium Production
GAO-15-525: Published: Jul 13, 2015. Publicly Released: Jul 13, 2015.
The National Nuclear Security Administration's (NNSA) has identified various challenges in its lithium production strategy that may impact its ability to meet demand for lithium in the future, as well as actions that may mitigate these challenges. These challenges pertain to three key areas. First, NNSA may not have a sufficient supply of lithium material for defense program requirements. NNSA off...
National Nuclear Security Administration: Observations on Management Challenges and Steps Taken to Address Them
GAO-15-532T: Published: Apr 15, 2015. Publicly Released: Apr 15, 2015.
The National Nuclear Security Administration (NNSA) faces challenges implementing its plans to modernize the nuclear security enterprise. In its November 2014 report, the Augustine-Mies Panel observed that NNSA's Stockpile Stewardship Management Plan, which is intended to communicate long-range plans and cost estimates, has varied from year to year in the costs and schedules for the delivery of se...
Nuclear Weapons: Some Actions Have Been Taken to Address Challenges with the Uranium Processing Facility Design
GAO-15-126: Published: Oct 10, 2014. Publicly Released: Oct 10, 2014.
In January 2013, the National Nuclear Security Administration (NNSA) completed a review to identify the factors that contributed to the space/fit issue with the Uranium Processing Facility (UPF), and identified a number of factors within both NNSA and the contractor managing the UPF design at that time. NNSA's review identified shortcomings in 1) federal oversight of the project, 2) design integra...
Nuclear Security: NNSA Should Establish a Clear Vision and Path Forward for Its Security Program
GAO-14-208: Published: May 30, 2014. Publicly Released: Jun 30, 2014.
Implementation of security reforms from 2009 to 2012 generally varied among National Nuclear Security Administration (NNSA) sites. According to Department of Energy (DOE) and NNSA officials and contractors, some of these efforts helped manage security costs and enhance productivity, among other benefits, but may also have increased security risks and reduced security performance at the Y-12 Nation...
Plutonium Disposition Program: DOE Needs to Analyze the Root Causes of Cost Increases and Develop Better Cost Estimates
GAO-14-231: Published: Feb 13, 2014. Publicly Released: Feb 13, 2014.
The Department of Energy's (DOE) National Nuclear Security Administration (NNSA) identified various drivers for the close to $3 billion increase in the estimated cost of the Plutonium Disposition program's two construction projects—the Mixed Oxide (MOX) Fuel Fabrication Facility and the Waste Solidification Building (WSB). These drivers included DOE's approval of the MOX facility's cost and sche...
Modernizing the Nuclear Security Enterprise: NNSA's Budget Estimates Do Not Fully Align with Plans
GAO-14-45: Published: Dec 11, 2013. Publicly Released: Dec 11, 2013.
The National Nuclear Security Administration's (NNSA) total budget estimates for modernizing the nuclear security enterprise for fiscal years 2014 through 2031 have increased by about $19 billion overall when compared with the estimates in the agency's fiscal year 2012 budget materials, with most of the increase occurring in fiscal year 2019 and beyond. Factors such as sequestration, the achievabi...