The CCO Mobile Crane Operator Practical Examinations are available on three crane types: 1  Lattice Boom Crane (LBC and LBT): includes lattice boom crawler cranes and lattice boom truck cranes. 2  Telescopic Boom CraneâSwing Cab (TLL): cranes having an operator's station that rotates with the crane's upperworks.
If the power is out for less than 2 hours, then the food in your refrigerator and freezer will be safe to consume. While the power is out, keep the refrigerator and freezer doors closed as much as possible to keep food cold for longer. If the power is out for longer than 2 hours, follow the guidelines below: â¢ For the Freezer section: A freezer that is half full will hold food safely for up to 24 hours. A full freezer will hold food safely for 48 hours. Do not open the freezer door if you can avoid it.
wtopstaff | November 14, 2014 9:00 am. Download audio. WASHINGTON â Power outages that last days mean you will probably need to throw out a lot of food in your refrigerator and freezer. Foods will stay safely cold 4 to 6 hours in your refrigerator.Hereâs the rule of thumb: If the temperature reaches above 40 degrees, throw out whatâs in your refrigerator and freezer. Your freezer will stay cold for two days if itâs full and one day if itâs half full.A full freezer that is not opened should stay cold for several days. If itâs not full, you can fill it with containers of water to freeze that will fill unused space.our freezer will stay cold for two days if itâs full and one day if itâs half full. A full freezer that is not opened should stay cold for several days. If itâs not full, you can fill it with containers of water to freeze that will fill unused space.