CHAPTER II, SECTION 3 deck hook height of 12 feet for movement of material on and off the barge. For handling the equipment in the device room, various systems were utilized on the different barges. Loads in Station 27 were moved by means of a 1-ton jib crane projecting above the cab roof, adjacent to the portside of the hatch. To move loads in Stations 28, 30, and 37, a monorail A-frame was used. The capacity of the chain hoist on the monorails of Stations 28 and 37 was four tons and that for Station 30 was one ton. One 20-kw, 3-phase, 120/208-volt diesel generator supplied power through the control panel and to the instrument andlighting panels in the ready room. One 16-pair and one 26-pair submarine cable from the Janet timing station were terminated in a watertight cabinet on the stern end of the barge. From this cabinet, cables were cross connected to signal cabinets in the cab. Telephone circuits were carried in the sig- nal cable between the local exchange and the barge. Three circuits similar to those describ- ed under Station 20 were established. Station 36 was subsequently renumbered and constructed as Station 23. STATIONS: 38 and 39 SITE: None USER: United Nations PURPOSE: Zero Stations PARTICIPATION: None DESIGN PSI: None CONSTRUCTION: Sta. 38, 5-12-58/7-31-58; Sta. 39, 5-20-58/8-1-58 Station 38 was designed as a stand-by barge for Station 39. The two stations were Army-type BC Barges with a timber cab and a shelter for below deck access. The cab was 17x31x12-foot-high with 20-foot-wide sliding doors on two sides and an 8x16-foot roof hatch. An 8x16-foot reinforcing steel plate 34-inch thick was welded to the deck directly under the hatch opening. A 9x9-foot L-shaped shelter was pro- vided on the deck to weather protect the access stairway below deck. The structure was 7 feet high and of wood construction. Doorways were provided in the watertight bulkheads below deck for access to all compartments. The end bulkot awe (Neg. No. W-V-320-9) Figure No. 2-28. Station 39 — 70% Complete. Page 75

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