tion to a Model MOX Fuel Fabrication Plant 22 Advanced Analysis Techniques for Nuclear Material Accounting 35 Fundamental Nuclear Material Controls... A3 Predicted LEID for LWR Fuel Fabrication Plant (2a).-48 Measurement Methods and Uncertainties for MBA No. 1 56 Measurement Uncertainties on Typical Amounts of Fissile Material Used to Compute Material Balance Uncertainties.. 58 Example of Plutonium LEID Calculation for Model MBA (Bi-weekly Accounting Period) 59 iii Sensors and Measurement Devices Remo t e Interact ive Terminals Keal Time Material Contro1 Computer and Data Base Management System Nuclear Material Control Personnel l'i(;urc 2.1 Block Di;i)/,r;im of n Keal-Time Material Control System