to G. the Pacific Planning Board. Joint Hazards Evaluation Group (JHEG).* Serves as a permanent safety advisory group to CJTF-8 on all matters related to the preparation or conduct of nuclear tests, and is chaired by the .TTF-8 Scientific Deputy. The functions of the JHEG include: Reviewing all nuclear test operational plans as to the acceptability of all credible hazards; assisting other agencies as required in preparing safety studies; and establishing day-to-day hazards guidance during test operations or rehearsals. The JHEG presently includes, but is not limited to, members from AEC and DOD agencies with expertise in the following fields: Aircraft vulnerability Seismic sea waves Missile range safety Nuclear system safety Radiation safety standards Thermal effects Weapons output Fallout prediction Blast and shock Eyeburn and flashblindness Health physics Technical operations When determined appropriate by the Chairman or Director, DASA, the military services or other agencies will be requested to designate ad hoc representatives for specific studies. H. Logistics Planning Group (LPG). The LPG is jointly funded and directed by NVOO and DASA and performs the following tasks: Maintenance of the master copy of the Facilities and Support Requirements Plan (Gray Book) which includes facility and support plans for the NNTRP. Maintenance of the master copy of the Master Site Plans of Johnston Atoll, Hawaiian Area sites, and the Pacific remote island sites as planned for the NNTRP. Maintenance of a summary of test requirements to show major facility and system requirements versus assets and status thereof; i.e., for command and control, communications, ground and airborne diagnostics, off-site safety, test vehicles, rockets, payloads, sampling, effects measurements, logistics support, and maintenance and * The continuing functions and responsibilities currently under review by Director, DASA. .. = 16.-. of the PPB and the JHEG are