othe val OFFICIAL USE ONLY $348, 375, which exceeded the original estimate of $276,190 because of revisions in original drawings, changes in equipment usage rates, and changes in the indirect cost rates. Of the $72,185.00 increase, $63,885.00 resulted from an increase in applied indirect cost. This was due partially to an increase in the application rate, but principally to the fact that in FY 1957 indirect costs were applied to the direct costs of aggregate, batch and equipment usage, whereas in FY 1956 no indirect costs were added to these factors. The LST 618, which had been assigned as the support vessel, arrived at PARRY Island in ENIWETOKAtoll on 24 April 1957. The con- struction materials were loaded, 51 construction personnel were berthed, and the vessel departed for RONGELAPon 26 April 1957. at sunrise on 28 April 1957. It arrived there The ship anchored in the lagoon, while a demolition party in a DUKW dynamited the coral heads which obstructed the landing area. This work was completed to permit beaching of the LST at 1530 hours that day. The beach was of very soft sand, and two bull- dozers, one pulling and the other pushing, were required to move the loaded trailers ashore. As soon as shipment was placed ashore, clearing of areas for roads and those areas that had been previously staked for buildings was started. On 1 May 1957 the five members of the RONGELAP Native Council, 1.24 OFFICIAL USE ONLY

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