proceedings of the asme ; pt. b - gbv · thomasquercetti, andremusolff, andkarsten muller. ......
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Proceedings of the ASME
14th International Conference on
Environmental Remediation and
Radioactive Waste Management
- 2011 -
Part B
presented at
ASME 2011 14TH INTERNATIONAL CONFERENCE ON ENVIRONMENTAL REMEDIATION AND
RADIOACTIVE WASTE MANAGEMENT
SEPTEMBER 25-29, 2011
REIMS, FRANCE
sponsored byNUCLEAR ENGINEERING DIVISION, ASME
ASME
Three Park Avenue * New York, N.Y. 10016
PART B
UILW WASTE CHARACTERIZATION, ASSAY, AND TRACKING SYSTEMS
ICEM2011-59016
Measurement Methodology for Fulfilling of Waste Acceptance Criteria for Low and
Intermediate Level Radioactive Waste in StoragesM. Sokcic-Kostic, F. Langer, and R. Schultheis
ICEM2011-59071 793New Free-Release and Sorting Monitors Developed for NPP A-1 Decommissioning, Slovakia
Ondrej Slavik, Alojz Slaninka, Martin Listjak, Kamil Kravarik, and Igor Pely
ICEM2011-59111 801
Ultrasonic Techniques for the In Situ Characterisation of 'Legacy' Waste Sludges andDispersions
Timothy Hunter, Simon Biggs, James Young, Michael Fairweather, and Jeff Peakall
ICEM2011-59122 807Performance of a DrumScan® HRGS Solo Scanner for the Assay of Legacy Waste at theBelgoprocess Site
Daniel F. Parvin and Thomas Huys
ICEM2011-59159 817A Proposed Figure of Merit for Evaluating the Performance of Radiation WasteMeasurement Systems
Ronald M. Keyser, Timothy R. Twomey, Neil A. Webster, and Michael D. Belbot
ICEM2011-59169 823Use of Lanthanum Bromide Detectors to Augment Site Surveys for Depleted Uranium
Ronald J, Unz, Donna M. Rogers, Charles Jones, Jay P. McCown, andCharles A. Waggoner
ICEM2011-59186 831Disposition of Transuranic Residues From Plutonium Isentropic Compression Experiment(Pu-ICE) Conducted at Z Machine (LA-UR-10-05649)
Kapil K. Goyal, Betty J. Humphrey, Jeffry Gluth, and David M. French
ICEM2011-59252 837Detection of Shielded Sealed Radioactive Sources in Radioactive Waste by Non-DestructiveAssay Techniques
Leo van Velzen and Steven van der Marck
ICEM2011-59304 847Calibration and Validation of a Wide Range Segmented Gamma Ray Scanning Instrumentfor the Measurement of Low and Intermediate Level Waste
John A. Mason, Marc R. Looman, Antony C. N. Towner, Kapila Fernando, Roland Wong,Robert A. Price, Brett Taylor, and Paul Anderson
LIQUID WASTE TREATMENT PROCESS AND EXPERIENCEICEM2011-59044
855A Fully Operational Pilot Plant for Eliminating Radioactive Oils Mixed WithChlorinated Solvents
A. Jacobs and W. Everett
ICEM2011-59083863
Sodium Nonatitanate for Removal Radioactive Strontium From AqueousContaminated Effluent
Aurelie Merceille, Agnes Grandjean, and Yves Bane
ICEM2011-59112 869
Russia: Results and Prospects of Liquid Solidification Experiments at ROSATOM Sites
Yury Pokhitonov, Vasiliy Babain, Vladislav Kamachev, and Dennis Kelley
ICEM2011-59140 881
Transport and Deposition Properties of Model Slurries of One and Two Particle Species
Hugh Rice, Simon Biggs, Michael Fairweather, and James Young
ICEM2011-59217 889
Nuclide Separation by Hydrothermal Treatment and Ion Exchange: A Highly Effective
Method for Treatment of Liquid Effluents
Georg Braehler, Ronald Rieck, V. A. Avramenko, V. I. Sergienko, and E. A. Antonov
ICEM2011-59255 897
Adsorption of Cesium Radionuclides by the Composite Sorbents Carbon Fiber/Transition
Metals FerrocyanidesIrina V. Sheveleva, Veniamin V. Zheleznov, Svetlana Yu. Bratskaya, Valery G. Kuryavyi,
and Valentin A. Avramenko
ICEM2011-59403 903
Application of a New Technology for Reprocessing of Wastes Within the Framework of
Rehabilitation of Uranium Mines Operated by In Situ LeachingGagik Martoyan, Garik Nalbandyan, Lavrenti Gagiyan, Gagik Karamyan,
Artak Barseghyan, and Gagik Brutyan
LOW/INTERMEDIATE LEVEL WASTE MANAGEMENT
ICEM2011-59006 907
Curing Time Effect on the Fraction of 137Cs From Immobilized Radioactive EvaporatorSludge by Portland Cement
llija Plecas, Slavko Dimovic, and Radojica Pesic
ICEM2011-59066 911
Optimization of Radioactive Waste Cementation for Decommissioning of SalaspilsResearch Reactor
G, Abramenkova, A. Abramenkovs, and M. Klavins
ICEM2011-59074 917
Gas Transport Properties of Pumice Tuff for Performance Assessment of
LLW Disposal FacilityShuichi Yamamoto, Kenichiro Suzuki, Mamoru Kumagai, Yasuhiro Tawara, and
Koji Mori
ICEM2011-59081 925
Bayesian Statistics Applied to the Activities of Waste Drums
Richard K. Bull and Ian Adsley
ICEM2011-59142 929
Instrumented Measurements on Radioactive Waste Disposal Containers DuringExperimental Drop TestingThomas Quercetti, Andre Musolff, and Karsten Muller
ICEM2011-59144 939
Photocatalytic and Photochemical Degradation of Liquid Waste Containing EDTAC. Lepeytre, C. Lavaud, and G. Serve
ICEM2011-59147 943
Physical Modelling of Turbulent Jets for Nuclear Sludge Mobilisation
D. McKendrick, S. R. Biggs, M. Fairweather, and J. Young
ICEM2011-59153 949
A Numerical Interpretation of Density Homogenization of Bentonite Material in
Wetting Process
Atsushi lizuka, Yusuke Takayama, Shinya Tachibana, Shintaro Ohno, Ichizo Kobayashi,and Katsuyuki Kawai
ICEM2011-59308 955
Design and Operation of the Combined Technology Automated Waste
Characterization SystemJ. A. Mason, M. R. Looman, and R. A. Price
ICEM2011-59318 963
Laboratory Experiments on the Alteration of Highly-Compacted Bentonite by Alkaline
Solution and the Effects on Physical PropertiesSatoru Miyoshi, Shinya Morikami, Yukinobu Kimura, Tomoko Jinno, and
Shuichi Yamamoto
ICEM2011-59347 967
Self Cleaning High Efficiency Particulate Air (HEPA) Filtration Without InterruptingProcess Flow
Chris Chadwick
ICEM2011-59383 971
Environmentally-Friendly Recovery of Uranium From Nuclear Fuel Scraps Generated at
Nuclear Fuel Fabrication Process
Kwang-Wook Kim, Dong-Youg Chung, Eil-Hee Lee, Keun-Young Lee, Kune-Woo Lee,and Jei-Kwon Moon
ICEM2011-59405 975
Regulatory Clearance of Spent Steel Drums
Dae-Seok Hong, Yong-Yong Ji, ll-Sik Kang, Kyoung-Kil Kwak, and Woo-Seog Ryu
NATIONAL AND INTERNATIONAL D&D PROGRAMSICEM2011-59193 981
Particularities of ChNPP Site Remediation During Its Decommissioning: Final State of
ChNPPSite
Sergey V. Mitichkin and Valeriy A. Seyda
ICEM2011-59214 985
Division of Nuclear Liabilities Between Different License Holders and Owners
Staffan Lindskog and Rolf Sjoblom
ICEM2011-59309995
Decommissioning of Obsolete Nuclear Facilities in the Nuclear Research Institute Rez
Josef Podlaha, Karel Svoboda, and Eduard Hanslfk
ICEM2011-593201005
Spanish Approach to Large Decommissioning Projects
Juan Luis Santiago and Alejandro Rodriguez
NATIONAL AND INTERNATIONAL ER PROGRAMS
ICEM2011-59184 1011
Application of an Environmental Remediation Methodology:
Theory vs. Practice - Reflections and Two Belgian Case Studies
W. Blommaert, K. Mannaerts, S. Pepin, and B. Dehandschutter
NATIONAL AND INTERNATIONAL PROGRAMS FOR L/ILW MANAGEMENT
ICEM2011-59059 1023
Taking the UK's National LLW Progamme From Strategy Development to Implementation
David Rossiter and Rachel O'Donnell
ICEM2011-59105 1031
Regulations for the Disposal of Radioactive Waste in the Konrad Repository
Hagen G. Jung and Gabriele Bandt
1CEM2011-59164 1037
Radioactive Waste Management Challenges and Progress in IraqFouad Al-Musawi, Emad S. Shamsaldin, and John R. Cochran
ICEM2011-59285 1043
The Hydrogeologic Environment for a Proposed Deep Geologic Repository in Canada
for Low and Intermediate Levef Radioactive Waste
Jonathan F. Sykes, Stefano D. Normani, Yong Yin, and Mark R. Jensen
NATIONAL AND INTERNATIONAL PROGRAMS FOR SPENT FUEL,
FISSILE, TRU, AND HLW MANAGEMENT
ICEM2011-59118 1053
Implications of Co-Existing National and Multinational Geological Repository DevelopmentProgrammes in Europe
Neil Chapman, Charles McCombie, and Edwoud Verhoef
ICEM2011-59168 1059
Establishment of Research and Development Priorities Regarding the Geologic Disposal of
Nuclear Waste in the United States and Strategies for International Collaboration
Mark Nutt, Michael Voegele, Jens Birkholzer, Peter Swift, Kevin McMahon,Jeff Williams, and Mark Peters
ICEM2011-59265 1069
The Cigeo Industrial Geological Repository ProjectThibaud Labalette, Alain Harman, and Marie-Claude Dupuis
ICEM2011-59353 1077
Regulation of Ageing Reprocessing Facilities in the UK
R. P. Maitland
PUBLIC PERCEPTION ISSUES AND STAKEHOLDER ENGAGEMENT
STRATEGIES IN RADIOACTIVE ENVIRONMENTAL MANAGEMENTICEM2011-59115 1083
A Dialogue-Centric Approach to Environmental-Remediation Decision-MakingLaurel Boucher and James F. Clark
ICEM2011-59211 1093
Engaging Local Stakeholders on Technical Issues: Test Case at the La HagueReprocessing Plant
Ludivine Gilli
ICEM2011-59263 1101
Perspectives on Reversibility and Retrievability of a Geological Repository in France
Jean-Noel Dumont and Jean-Michel Hoorelbeke
ICEM2011-59339 1111
Outreach and Education to Ensure a Clean Energy Future for All
Susan M. Hess
RADIUM REMEDIATION: HISTORICAL PERSPECTIVES ANDCURRENT CIRCUMSTANCES
ICEM2011-59303 1115Remediation of Canada's Historic Haul Route for Radium and Uranium Ores:The Northern Transportation Route
Brian Geddes, Chris Wenzel, Michael Owen, Mark Gardiner, and Julie Brown
ICEM2011-59307 1127
Preparing for the Construction Phase of the Port Hope Area Initiative: Canada's LargestLow-Level Radioactive Waste Clean-Up Project
Christine A. Fahey, G. Glenn Case, Andrea T. Denby, and Tim Palmeter
ICEM2011-59327 1135Radium Diagnosis Campaign
Florence Gabillaud-Poillion
ICEM2011 -59367 1139Overview of Radium Legacies in Belgium
B. Dehandschutter, L. Jadoul, K. Mannaerts, S. Pepin, A. Poffijn, W. Blommaert, andM. Sonck
RECENT ADVANCES IN PROCESSING AND IMMOBILIZATION OF HLW,
FISSILE MATERIAL AND TRANSURANIC (TRU)
ICEM2011-59109 1145
Status of the Development of In-Tank/At-Tank Separations Technologies for High-LevelWaste Processing for the U.S. Department of Energy
William R. Wilmarth, Nicholas P. Machara, Reid A. Peterson, and Sheryl R. Bush
ICEM2011-59208 1151
Mitigation of Sliding Motion of a Cask-Canister by Fluid-Structure Interaction in an
Annular RegionTomohiro Ito, Yoshihiro Fujiwara, Atsuhiko Shintani, Chihiro Nakagawa, and
Kazuhisa Furuta
ICEM2011-59256 1159
Pilot Test of Precipitation Setup for Dust Supressor and Transuranic Elements Removal
From Wastewaters of Chernobyl Nuclear Power Plant
Valentin Avramenko, Svetlana Bratskaya, Dmitry Marinin, Anatoliy Terzi, and
Mariya Yarmolyuk
ICEM2011-59279 1167
Uranium Metal Oxidation, Grinding, and Encapsulation in BoroBond®:
TRU Waste ManagementKevin S. Cook, Larry A. Addington, and Beth Utley
ICEM2011 -59388 1177
High Waste Loading Glass Formulations for Hanford High-Aluminum High-Level
Waste Streams
Albert A. Kruger
REPOSITORY PROGRAMS: SITE SELECTION AND CHARACTERIZATION,
UNDERGROUND RESEARCH LABS, ENGINEERING AND
GEOLOGICAL BARRIERS
IC EM2011-59031 1179
Safety Assessment Input for Site Selection: The Swedish ExampleJohan Andersson
ICEM2011-59088 1185
Technical Know-How of Selection Process for the Horonobe Underground Research
Laboratory Area and Site
Takanori Kunimaru, Ryuji Takeuchi, and Tatsuji Matsuzaki
ICEM2011-59090 1195
Hydraulic/Mechanical Modeling of Smectitic Materials for HMC Analytical Evaluation of the
Long Term Performance of TRU Geological Repository
Ichizo Kobayashi, Hitoshi Owada, and Tomoko Ishii
ICEM2011-59095 1205
Characterisation of Bedrock Hydrogeology at the Olkiluoto Site Using Surface Based and
Underground Data
Lee Hartley, Dave Swan, and Steven Baxter
1CEM2011-59182 1215
Self-Disposal Option for Heat-Generating Waste
Michael I. Ojovan, Pavel P. Poluektov, and Vladimir A. Kascheev
ICEM2011-59196 1223
Modeling Approaches for Evaluating the Effects of Heterogeneity on Two-Phase Flow
Associated With the Migration of Waste-Generated Gas From SF/HLW- and L/ILW
Repositories in Low-Permeability Formations
A. Papafotiou, R. Senger, A. Alcolea, G. W. Lanyon, and J. Ewing
ICEM2011-59212 1231
Thermo-Hydro-Mechanical Simulation of a Heating and Hydration Experimental Study(The China-Mock-Up) in GMZ Bentonite
L. Chen, J. Wang, Y. M. Liu, F. Collin, and J. L. Xie
ICEM2011-59220 1241
Investigations of the Possible Separation Distance Between Spent Fuel/High-LevelWaste and a Low/Intermediate-Level Waste Repositories due to Gas and Heat Generation
R. Senger and J. Ewing
ICEM2011-59288 1253
EBS Behaviour Immediately After Repository Closure in a Clay Host Rock:
The HE-E Experiment (MontTerri URL)Irina Gaus, Klaus Wieczorek, Juan Carlos Mayor, Thomas Trick, Jose-Luis Garcia Sineriz,
Kristof Schuster, Benoit Garitte, and Uli Kuhlman
ICEM2011-59306 1259
Performance Assessment Modelling for the Geological Siting Regions for the L/ILW and
HLW Repositories in the Context of the Swiss Site Selection Plan
Andreas Poller, Jurg W. Schneider, Piet Zuidema, Johannes Holocher, andGerhard Mayer
ICEM2011-59357 1267A New Safety Concept for Geological Disposal in Japan (II)
Kazumi Kitayama
ICEM2011-59404 1273
NUMO's Approach for Long-Term Safety Assessment
Takeshi Ebashi, Kenichi Kaku, and Katsuhiko Ishiguro
RISK/PERFORMANCE ASSESSMENTS AND CONTAMINANT MIGRATIONICEM2011-59069 1283Identification and Implementation of End-User Needs During Development of a
State-of-the-Art Modeling Toolset
Roger Seitz, Mark Freshley, Mark Williamson, Paul Dixon, Kurt Gerdes, Yvette T. Collazo,and Susan Hubbard
ICEM2011-59163 1291
Intermediate and Long-Term Radiological Consequences of an Uncontrolled Access ofSaline Solution Into the Asse Mine
Veronika Ustohalova and Christian Kuppers
ICEM2011-59188 1301
Independent Technical Reviews for Groundwater and Soil Remediation Projects at
US Department of Energy Sites
Dawn S. Kaback, Grover Chamberlain, John G. Morse, and Scott W. Petersen
ICEM2011-59198 1307
Uncertainties on the Extension of a Polluted Zone
Chantal de Fouquet, Yves Benoit, Claire Carpentier, and Bruno Fricaudet
SAFETY AND SECURITY RELATED TO ENVIRONMENTAL AND
NUCLEAR MATERIALS MANAGEMENT
ICEM2011-59101 1313
Remote Radiation and Visual Surveys of the Hot Cell Waste Vault and Spent Fuel
Transfer Route at Kazakhstan's BN-350 Reactor
David Wells, Andrew Herrick, Alexander Klepikov, Igor Yakovlev, Evgeniy Tur, and
Collin Knight
ICEM2011 -59379 1323
Human Reliability-Based MC&A Methods for Evaluating the Effectiveness of ProtectingNuclear Material
Felicia A. Duran and Gregory D. Wyss
SAFETY CONSIDERATIONS ASSOCIATED WITH L/ILW MANAGEMENT
ICEM2011-59135 1331
The LLWR's 2011 Environmental Safety Case
Richard Cummings, Andrew J. Baker, Trevor Sumerling, John Shevelan, and
Amy Huntington
ICEM2011-59137 1341
An Assessment of the Radiological Impact of Coastal Erosion of the UK Low-Level
Waste RepositoryTrevor Sumerling, Paul Fish, George Towler, James Penfold, John Shevelan, and
Richard Cummings
ICEM2011-59151 1351
Factors Affecting the Longevity of Interim ILW Stores, Monitoring Methods and Techniques
Supporting Store Life Extension
Jenny Morris, Stephen Wickham, Tim Hicks, Phil Richardson, James McKinney,
Mark Tearle, Darrell Morris, and Melanie Brownridge
ICEM2011-59156 1361
Development of a Methodology for Determining ILW Package Monitoring and
Inspection RequirementsJenny Morris, Tim Hicks, Stephen Wickham, Antonio Guida, James McKinney,
Mark Tearle, Darrell Morris, and Melanie Brownridge
ICEM2011-59356 1371
An Assessment of the Radiological Impact of Human Intrusion at the UK Low Level
Waste Repository (LLWR)
Tim Hicks, Tamara Baldwin, Richard Cummings, and Trevor Sumerling
SITING, DESIGN, CONSTRUCTIONS, AND OPERATION OF L/ILW
DISPOSAL FACILITIES
ICEM2011-59078 1381
On-Site, Near Surface Disposal of Graphite Wastes in the UK
Adam Meehan, Peter Sibley, Jeremy Lightfoot, and Duncan Jackson
ICEM2011-59152 1389
Radiological Impact of Co-Location of the VLLW and LILW Repository at Mochovce Site
V. Hanusik, Z. Kusovska, J. Moravek, J. Balaz, and 0. Chren
ICEM2011-59160 1395
Development of an Engineering Design Process and Associated Systems and Procedures
for a UK Geological Disposal Facility
Philip Rendell, Henry O'Grady, Brendan Breen, Alastair Clark, and Steve Reece
ICEM2011-59180 1403
Demonstration Test of Underground Cavern-Type Disposal Facilities, Fiscal 2010 Status
Yoshihiro Akiyama, Kenji Terada, Nobuaki Oda, Tsutomu Yada, and Takahiro Nakajima
ICEM2011-59224 1413
Demonstration of Gas-Permeable Seals for Radioactive Waste Repositories:
Laboratory and In-Situ ExperimentsJoerg Rueedi and Paul Marschall
ICEM2011-59236 1421
Centre de la Manche Institutional Control Period: After the First Safety Review
Michel Dutzer, Jean Pierre Vervialle, Alain Andre, and Albert Marchiol
ICEM2011-59267 1429
State of the Art for Fabricating and Emplacing Concrete Containers Into Large Horizontal
Disposal Caverns in the French Geological RepositoryJean-Michel Bosgiraud, Maurice Guariso, and Frangois Pineau
SPENT FUEL, FISSILE, TRANSURANIC AND HIGH LEVEL
WASTE MANAGEMENT
ICEM2011-59086 1437
Validation of Correlations Between Nd Isotopes and Difficult-to-Measure Nuclides Predicted
With Burn-Up Calculation Code by Postirradiation Examination
Shiho Asai, Keisuke Okumura, Yukiko Hanzawa, Hideya Suzuki, Masaaki Toshimitsu,
Jun Inagawa, Takaumi Kimura, Satoru Kaneko, and Kensuke Suzuki
ICEM2011-590871443
Computational Study for Inventory Estimation of Se-79, Tc-99, Sn-126, and Cs-135 in
High-Level Radioactive Wastes From Spent Nuclear Fuels of Light Water Reactors
Keisuke Okumura, Shiho Asai, Yukiko Hanzawa, Tsutomu Okamoto, Hideya Suzuki,
Masaaki Toshimitsu, Jun Inagawa, Takaumi Kimura, Kensuke Suzuki, and
Satoru Kaneko
ICEM2011-59089 1451
Technical Know-How of Site Descriptive Modeling for Site Characterization
Hiromitsu Saegusa, Tadafumi Niizato, Ken-ichi Yasue, Hironori Onoe, and
Ryosuke Doke
ICEM2011-59092 1461
Capillary Electrophoresis With Laser-Induced Fluorescent Detection Method Using
Highly Emissive Probes for Analysis of Actinides in Radioactive Wastes
Tomoko Haraga, Yuta Nakano, Masami Shibukawa, Yutaka Kameo, Kuniaki Takahashi,
and Shingo Saito
ICEM2011-59171 1467
Technical Know-How for the Investigation and Modelling of Topographic Evolution for
Site Characterisation
Ryosuke Doke, Ken-ichi Yasue, Tadafumi Niizato, and Akio Nakayasu
ICEM2011-59259 1477
Development of Comprehensive Techniques for Coastal Site Characterisation:
Integrated Palaeohydrogeological Approach for Development of Site Evolution Models
Kenji Amano, Tadafumi Niizato, Kunio Ota, Bill Lanyon, and W. Russell Alexander
ICEM2011-59305 1483
Industrial Scale HL-LL Waste Canister Transfer Demonstrator
Pascal Champ, Jacques Bardet, and Benjamin Attias
URANIUM SITES, ER ISSUES, SITE CHARACTERIZATION AND
MONITORING
ICEM2011-59283 1493
Mobility of Ra-226 and Heavy Metals (U, Th and Pb) From Pyritic Uranium Mine Tailings
Under Sub-Aqueous Disposal Conditions
Nand K. Dave
WASTE MINIMIZATION, AVOIDANCE, AND RECYCLING
ICEM2011-59003 1503
Pollution Prevention Benefits of Dissolvable Protective ClothingMichael E. Cournoyer, David L. Wannigman, and Robert L. Dodge
ICEM2011-59040 1511
Waste Minimization by Melting: Recycling of Radioactive Metals — 20 Years Operation of
the Melting Plant CARLA by Siempelkamp Nukleartechnik GmbH
Ulrich Quade and Thomas Kluth
ICEM2011-59063 1521
Treatment of Spent Acidic Decontaminants With a High-Efficiency Cementation Method
Kou-Ming Lin, Ching-Tu Chang, Ming-Shin Wu, Wen-Chen Lee, Jen-Chieh Chung, and
Tsong-Yang Wei
ICEM2011-59120 1525Evaluation of External Exposure During Building and Operation of Concrete BridgesConstructions That Reuse the Conditionally Released Steels
Michal Panik and Vladimir Necas
ICEM2011-59128 1533
Impact of Nuclide Vector Composition Contained in Conditionally Released Steel Reused in
Motorway Tunnels Scenario on Calculated Individual Effective Doses
Tomas Hrnclr and Vladimir Necas
ICEM2011-59175 1545
Methodology for Identification of Conditionally Released Materials From DecommissioningUsing the OMEGA Code
Mate} Zachar, Vladimir Daniska, and Vladimir Necas
YOUNG GENERATION NETWORK (YGN) AND PROFESSIONAL
DEVELOPMENT PROGRAMS
ICEM2011-59222 1555
Planning for Decommissioning of Nuclear Facilities: Some Views of Younger StakeholdersBea Labor and Staffan Lindskog
Author Index 1563