The 3.5 version of RESRAD-BUILD is available as a free download on our website. RESBVB.EXE is the most frequent filename for this program's installer. This free program is an intellectual property of Argonne National Laboratory. This free PC software is developed for Windows XP/7/8/10/11 environment, 32-bit version. The program is included in Education Tools. The most popular versions among the software users are 3.5, 3.4 and 1.2.
From the developer:
RESRAD-BUILD is a model for analyzing the radiological doses resulting from the remediation and occupancy of buldings contaminated with radioactive material. Exposure scenarios considered include building occupancy (residential use and office worker) and building remediation (decontamination worker and building renovation worker).
You may want to check out more software, such as SatCalc, MathMatic or MemBrain, which might be related to RESRAD-BUILD.