Most ISFSI pads are typically 0.61m to 0.91m (24 inches to 36 inches) reinforced concrete mat foundation collocated with the reactor within the site boundary. They are normally placed at …

• The vendor typically specifies the ISFSI pad classification (ITS or NITS) • For NITS, the licensee may use commercial grade practices but must still conform with design requirements • The …

The reinforced concrete pad for an Independent Spent Fuel Storage Installation (ISFSI) for the storage of spent nuclear fuel, presents some unique analysis and design challenges for the …

In performing a seismic structural qualification of the Independent Spent Fuel Storage Installation (ISFSI) pads at nuclear power plants, an integral step to this analysis is conducting the Soil …

The Independent Spent Fuel Storage Installation (ISFSI) is often a concrete storage pad for the metal casks which store the spent fuel. The facility also includes piping and the related …

The ISFSI pad is a reinforced concrete slab (on-grade), located in proximity to the Nuclear Power Plant (NPP) spent fuel handling facility interconnected by a hauling path. The pad provides …

A large ISFSI facility is planned outside the Protected Area (PA) of Vogtle nuclear power plant. A 2.5-ft by 68-ft by 417-ft reinforced concrete foundation (“pad”) will be used to support …

Independent Spent Fuel Storage Installation (ISFSI) primary structure is the reinforced concrete pad (or basemat) that is used to support the horizontal storage modules (HSM’s). The weight …

Dickerson completed the civil construction as well as construction of the concrete pad for the independent spent fuel storage installation (ISFSI), the vehicle barrier system and the security …

2019年11月15日 · The ISFSI pad analysis and design have to consider various loading conditions, such as earthquake and tornado loadings as well as normal operating loading …

Engineering, design and construction of ISFSI storage pads. Development of Plans and Procedures for Handling the Spent Fuel Onsite; Testing of System Components and …

While performing the seismic soil-structure interaction (SSI) analysis of the Plant Hatch ISFSI, we discovered that of all the site parameters the flexibility of the ISFSI concrete pad was the most …

2019年7月14日 · Due to the lack of specific guidelines, many ISFSI pad designs show overly conservative reinforcement. This study provides guidelines and procedure for the design of the …

response: pad flexibility (i.e., pad thickness), soil properties and cask layout. A total of 16 soil-structure interaction (SSI) analyses were performed with various combinations of these …

Using a conjoining of discrete ordinates transport theory (DORT) and Monte Carlo (MCNP) techniques, an ISFSI was analysed to determine neutron and photon dose rates for a generic …

NRC ISFSI Pad Surveys at San Onofre Nuclear Generating Station . Scope: To perform independent measurements and verifications of radiological conditions at San Onofre …

ISFSI pad thickness (flexibility) is the dominant factor influencing cask response. The second largest contributor to cask response is the partial arrangement of casks on the pad. The more …

2013年8月18日 · Effects of ISFSI Pad Flexibility on Soil Structure Interaction (SSI) Analysis Effects of ISFSI Pad Flexibility on Soil Structure Interaction (SSI) Analysis. No Thumbnail …

The ISFSI reinforced concrete pads are designed to withstand the effects of site-specific environmental conditions and natural phenomena, such as earthquakes, tornadoes, and …

The full Zion ISFSI contains 61 Magnastor spent fuel casks and four greater-than-Class C waste casks. Other than a switchyard, the ISFSI will be the only remaining structure on the site once …