CHAPTER HI, SECTION 3 SECTION 3 SCIENTIFIC STATIONS STATIONS: 1 and 15 SITE: Yvonne USER: UCRL PURPOSE: Zero Stations PARTICIPATION: 1 and 15 DESIGN PSI: None CONSTRUCTION: Sta. 1, 8-7-58/8-18-58; Sta. 15, 7-7-58/8-6-58 Each of these stations was a 16x32-foot tent constructed on a special fill material base. The tent frame was fabricated of light timber in three sections which bolted together to provide a quick method of dismantling and removal. For the tent foundation, a conical hole 8 feet deep by 32 feet in diameter at the surface was excavated, lined with polyethylene, and backfilled with soil pro- a steel plated area 32x36 feet. A new plate was placed over the existing one at the top level of this area. A timber cab, 19 feet square and 13 feet high, was placed on the port side of the raised area. Within the cab, a 1-ton monorail and hoist was utilized for positioning of User equipment and the device. A helium tunnel, identical to that furnished for Station 3, was provided for each station. One portion of the bulwark was removed, and another portion of the port and starboard bulwark was alsu removed for anchoring lines from the bow winches. A 4-poiz splayed anchoring system was used and winches were provided on the bow lines only. The living quarters kitchen compartments were rehabilitated to house 12 people. Power was supplied by two 20-kw engine generators operating in parallel for both scientific and utility use. vided by the User from the NTS. Power for each facility was supplied from three 5-kva, 4160/120,208-volt transformers connected to the island distribution main and to a lighting panel, mounted on a plywood board independent of the tent frame. Receptacles on stakes around the STATIONS: 3 through 10 SITE: Stations 3, 5, 6, and 7, Charlie; Station 4, Baker; Stations 8 and off Fox; Station 10, Janet. ion cords were plugged into recepacles below the USER: UCRL PURPOSE: Zero Stations walls of the tent and overhead lights on extens- lighting panel; this allowed the tent to be removed easily without disturbing the electrical work. A 26-pair signal cable was furnished to each station to provide timing signals and telephone circuits. User-furnished RG-8/U and % inch styroflex coax cables were run from the tent and spliced to the existirg coax lines between REDWING Stations 1314 and 1311.05. STATIONS: 2 and 16 SITE: Station 2, off Charlie; Station 16, off Janet USER: UCRL PURPOSE: Zero Stations PARTICIPATION: 2 and 16 DESIGN PSI: None CONSTRUCTION: Sta. 2, 6-16-58, 7-5-58; Sta. 16, 6-8-58/7-22-58 Each station was a modified LCU hull. The low deck between the port and starboard compartments was raised with steel framing to the level of the top of the compartments to form off off 9, off PARTICIPATION: 3 through 10 DESIGN PSI: No overpressure; designed for 20 pounds, wind load only CONSTRUCTION: Sta. Sta. Sta. Sta. Sta. Sta. Sta. Sta. 3, 1-20-58/7-3-58 4, 1-20-58/7-12-58 5, 1-20-58/5-16-58 6, 1-28-58 /4-21-58 7, 11-25-57/6-14-58 8, 11-25-57 /6-9-58 9, 1-20-58/6-27-58 10, 5-6-58/7-26-58 Barge Stations 3 through 10 were Zero Stations of similar design. These stations were modified U.S. Army-type BC barges, 120 feet long and 33 feet wide. Two wood frame structures were built on the deck. On the bow end, a 21-foot-square by 15-foot, 8-inch high Device Room was erected. This room had a 2-ton capacity bridge crane designed to handle materials within the cab. On the stern end living quarters were built to house the Users during the occupancy period. Barges were moored at their shot Page 67

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