11-25. Magazine symbol-hazard placards should be mounted at locations that are visible in the daytime from what minimum distance? 1. 500 ft 2. 1,000 ft 3. 1,500 ft 4. 2,000 ft 11-26.   Magazine symbol-hazard placards are used for which of the following purposes? 1. To identify the persons responsible for the hazards involved 2. To help firefighters determine the types of equipment and procedures to use 3. To identify the work center responsible for the hazards involved 4. To  identify  a  magazine  within  the  mag- azine group 11-27.   Magazine placards should be visible from what minimum number of feet in the daylight? 1. 500 ft 2. 250 ft 3. 200 ft 4. 125 ft 11-28.   Each  advance  base  should  have  at  least  how many magazine or storage areas? 1. One 2. Two 3. Three 4. Four 11-29.   When  an  advanced  base  is  established,  the storing  and  handling  facilities  are  subdivided into   a   magazine   area,   a   disposal   area,   a renovation area, a pier area, an administration area, and which of the following areas? 1. A special weapons area 2. A ground defense area 3. An enemy ammunition area 4. A restricted area 11-30.   At an advanced base, ammunition modification should be performed in what area? 1. The magazine area 2. The disposal area 3. The renovation area 4. The pier area 11-31.   At an advanced base, the disposal area should be  what  minimum  distance  from  the  nearest ammunition storage site? 1. 800 yd 2. 600 yd 3. 500 yd 4. 400 yd 11-32.   At  an  advanced  base,  an  enemy  ammunition area  should  be  what  minimum  distance  from other storage areas? 1. 800 yd 2. 600 yd 3. 500 yd 4. 400 yd 11-33.   At an advance base, ammunition may be stored in which of the following locations? 1. Approved magazines only 2. Existing buildings only 3. Dry caves and tunnels only 4. Approved  magazines,  existing  buildings, dry caves, and tunnels 11-34.   At   an   advanced   base,   the   front   walls   of prefabricated  magazines  are  constructed  from which of the following materials? 1. Reinforced    concrete    with    a    minimum thickness of 6 inches 2. Heavy-gauge metal plates reinforced with angles and channels 3. Reinforced    concrete    with    a    minimum thickness of 12 inches 4. Heavy    timbers    reinforced    with    metal angles and channels 11-35.   A 16- by 36-foot prefabricated magazine has a maximum  capacity  of  how  many  pounds  of explosives? 1. 150,000 lb 2. 50,000 lb 3. 15,000 lb 4. 10,000 lb 59