circle nace by the rotor blades. (2) Construct the tub of some waterproof or impornerble naterial. Preservative applied to canvas wears off, leaving spots that are easily contaminated and difficult to dceconteaninate. (3) Devise a aethod of securins the underside of the tub to the deck to prevent the canvas from billowing up due to rotor dewnwesh. (4) Construst sides of the sub so they ere inflatable for case of installation ani to eneblo aircraft to be pushed out of tub instead of havin: to fly out. (5) Provize rocireulatinz vump instead of P~500 to reise fresh wator te flicht deck. Lrck of constant oressure from P..500 punp ceused “aleys in helicopter cccontanination. nm. Thet coverells with caps and rubber cloves and boots rather tren waterproof sutta be usu. for Cecontrminatioan in ist slinstes. n. That in futuro opcorations, where orrcticable, a BuShips representative tcst washcown equipment of ships with low fire main cepacity prior deperture fron CONUS. o. That, for suture operations, rediolocicel safety training be accorplished essentially as in CaSTLs. p. That Radiolocical Safety annexes in future operations carry @ Classification no hizhor than Confidentiel ané be ctiven a wicer Cistribution than the Operation Flan itself; an’ thet unclassifiod redsefe instructions and information be Atstributed widely ta personnel ef all untts. q. That, in future operations, the Task Torve and the Navel Teak Group use @ common syste for accumulated exnosure reports. J Yes-19 7