4.1.4 Modification of Aircraft for Loeding The lifting gear will be permanently installed on the forward part of the aircraft, to avoid having to romove the access plate in the engine cowling after contamination, Holes will be drilled in the plate, the cable attached to the lifting pads, and bloomers installed around the cables to prevent contamination from getting into the engine accessory section, Rigging will be mece up for each air= creft, The cowling modification and fabrication of rigging will be accomplished at NAS Alameda, (See Tab Cell for modification plans.) 4.1.5 Instruments Fixed gamma recording instruments are being developed by the NRDL Laboretory Instrumentation Branch, A directional gamma probe is being developed to supplement the existing USNRDL beta probes, See Annex E for details, Standard rediac sets will be used for survey purposes, 4.2 Pre-Test Work on Transit ABLE and BAKER at USNRDL 4o2Rel Location and Sceuring of Test Aircraft An aircraft will be installed on #5 hatch on each ship during sea trials in the Sean Francisco area, Loading and securing arrangements for both sea shipment and test operations will be determinead during these trials. Three aircraft will be loaded on each ship for transport to the test crea, See Tab Cel for details, Procedure for loading and unloeding the aircraft will be checked out. These two air-~ craft will be installed at NAS Alameda by the NAS Alamede Supply Depcrte~ ment, (See Tab Cel for details.) 4.2.2 Tests During Sea Trials ST. LOUIS FRC A final check of the weshdown system will be made vith the aircraft on #5 hatch, The wator coverage will be documented and thc system will be modified if the water coverage needs improvement. The location, connection and operation of three four-pi instruments will be checked at this time with porsonnel of Projcct 6./f, 4.3 Post-Test Work on Transit ABLE end BAKER Soe rollup,