CHAPTER II, SECTION 5 a 8’-0" x 8-0" plywood framed shclcer. The steel towers were free standing but the plywood shelters were guyed. The structures were built on a reinforced concrete foundation which rested in water. Figure 2-129 shows a typical foundation at an extreme low tide with the progress of work as 35% completed. The towers were used as mirror supports and each Station had two plywood shutters operated by pulleys. ENGINEERING. The criteria were received on 13 April 1953. ‘Three drawings were prepared and were started from 17 April to 27 July, were submitted for approval from 7 May to 28 July and were approved from 29 May to 21 August. On 28 July 1953, minor revisions to the criteria were received. CONSTRUCTION. Construction was scheduled to start on 1 October and to be completed on 31 December. The earlier progress of the work was dependent upon the time available during the extreme low tide periods in September. By 31 October, the concrete foundations were completed and the group was 65° completed. Figure 2-130 notes this condition with foundations completed and steel towers erected. As of 4 December, the progress remained at 65% Figure 2-130. Station 1350 Sertes 65 Completed Soy fa 2 LlibepTe hm oe re wir: FN Figure 2-131. com Station 1350 Series Completed CONSTRUCTION. Work was scheduled to commence on 1 November and to be completed on 15 February. Actual construction started on 29 July and was completed on 20 January 1944. STATIONS 1350.01 - 1350.12 MIRROR TOWERS SITE BAKER-CHARLIE REEF USER: LASL GENERAL. These Stations, used in connection with high speed photography, were located in the Bikini Lagoon a few hundred feet from Station 20. Each Station consisted of a rigid all welded steel tower, 4’- 0" x 4-0” x 26’ -0”, set within completed. All Stations were completed on 25 January 1954. Figure 2-131 shows the 1350 series completed. At the rear are Station 20 and the 12 pipe array (Station 1203), and their relationship to the 1350 series may be noted. STATION 1351 - PENTHOUSE AT ZERO SITE BAKER-CHARLIE REEF :; USER: LASL 7 GENERAL. This Station, used in connection with high speed photography, was'a_ woodframed, plywood covered building, 18’.- 7” x 40’ -0"x9°-0” high and rested above Station 20 and "Page 2-127 |— : LF Middtee re a