BECC Mod 4 Questions and Answers Already Passed

BECC Mod 4 Questions and Answers Already Passed The Fireman System originates below the waterline with the __________. Sea Chest Which valve is the last valve you open before putting the pump on line and the first valve you will shut when securing the pump? Fire Pump Discharge Valve What valves are used to isolate system components? Cutout, Discharge, and Cross Connect Valves Gate, Ball, Globe (Pump Discharge), or High Performance butterfly valves are considered ________________. Cutout Valves For which monitoring method must the assigned watchstander notify DCC that the fire pump is aligned for operation? Local Secondary, or alternate fireman monitoring is conducted from the Damage Control Deck, or under emergency conditions at the _________. Pump Which methods are used to control fire pump or firemain valve operations? Remote, Local, and Automatic Relief valves protect the fireman system from over-pressurization by relieving pressure at approximately _____ PSIG above the firemain design pressure. 50 Where is a coupling guard installed on the fire pump? Over the rotating shaft Which pipe runs fore-to-aft of the ship and carries the firemain water? Main The _________ firemain system uses a main that extends forward and aft on the damage control deck. Single Which firemain system consists of two single fore-and-aft, cross connected mains? Horizontal loop In the vertical offset loop firemain system, the two mains are separated __________________. Vertically & Horizontally The composite firemain system consists of ___________________ installed on the damage control deck and separated athwartships. two mains When a loss of firemain occurs, audible and visual alarms are received where? At DCC After rigging a jumper hose, you can restore the firemain system by... Consulting your ship's EOSS for starting a fire pump; Notify the watchstander to investigate and report the cause of the loss of firemain; Inform the EDO/EOOW of the investigation results and take appropriate actions. What are possible causes for a loss of firemain pressure? -Clogged sea water strainer -Insufficient fire pump for the demand -Normal wear and tear - Loss of power -Clogged pump suction valve What are the valid affects on the firemain system when you are addressing a failed fire pump? -Chilled water and electronic cooling systems will not function at 100 percent or will fail to operate correctly. -The system may not be able to deliver adequate firemain pressure for other fire fighting equipment. -The compartment sprinkler system will lack adequate pressure for suppression. You have finished rigging the jumper hose, to whom do you report that information? Damage Control Central The main drainage system is used for dewatering _________ machinery spaces. Main The secondary drainage system is used for dewatering spaces _____________ of the machinery compartments. Forward & aft Special drainage systems are used for _______________ space. Sanitation & ammunition What are the different types of pumps that are used to create power flow? Electrical, steam, internal combustion, and water driven Which components are used in drainage system? Valves, piping, and pumps The ______ must give permission for eductor operations while inport. EDO What step-by-step procedure must be consulted to align an eductor for proper operation? EOSS _________________ prohibits the discharge of oil into inland or coastal waters. Federal law What person must give permission for eductor operations while underway? EOOW Once the space has been dewatered, and the eductor is secured, ensure thr space has adequate __________ before personnel can enter. Oxygen Which of the following statements apply to the secondary drainage system? It is independent of the main drainage system What category of drainage systems are gravity drains? Special drainage system From which deck can the remote operations be controlled? Damage Control Deck When securing an eductor, what is the correct order of operation for the three eductor values? Close the suction, then the firemain, and then close the discharge. What is the final step for aligning the eductor? Open the suction valve For magazines not located adjacent to the weather deck, overboard drainage is provided through ________ drains in the magazine. Deck Magazines which are not located above and adjacent to the weather deck drain through a check valve to the _________________. Weather deck Personnel check the _______ for the required maintenance of the drainage system. PMS What outside influence may affect drainage effectiveness? Loss of firemain pressure Normal drainage system maintenance is assigned to... The divisions that are responsible for that individual space. What defines the tendency for the ship to remain upright and level at sea? Stability What conditions must exist for equilibrium of a ship to exist? The sum of gravity and buoyancy must equal zero. What force is defined as an upward force exerted by a fluid that opposes the weight of an immersed object, such as a ship? Buoyancy What is used to refer to the weight of the volume of water that the ship's hull represents and also refers to the actual weight of the ship as well? Displacement What term means the geometric center of the displaced volume of fluid? Center of buoyancy What term represents the point at which the entire weight of a body may be considered as concentrated, and if supported at this point, the body would remain in equilibrium in any position? Center of gravity What devise(s) is/are used to check the ship's stability? Clinometer What term describes the movement of a ship between port and starboard due to the movement of the ocean? Roll What phenomenon is defined as the movement of the ship, rocking back and forth between bow and stern due to the movement of the ocean? Pitch What term represents a persisting heel, brought on by stability? List What is the nerve center for the shipboard damage control organization? DCC What repair party is the main deck repair party designated as? Repair 1 What repair party is responsible for maintaining the ship's propulsion equipment? Repair 5 What is the at-sea fast response damage control unit known as? Flying squad What battle and emergency organization elements are common to all ships? Repair 2 & 3 What repair party is responsible for emergency repairs to ordnance installations? Repair 6 What repair party has the primary responsibility of controlling and extinguishing fires and making repairs to maintain stability, buoyancy, maneuverability, and structural integrity? Repair 2, 3 & 4 What other repair party or team is Repair 7, Gallery Deck and Island Structure, responsible for assisting, as necessary? Repair 1, Main Deck What Damage Control Unit is responsible for rescuing pilots and air crew? Crash and Salvage What best describes the type of incident the in-port emergency team (IET) must be prepared to handle? Any type of incident Investigators must intimately know what vital systems, equipment, and spaces? All those assigned to their repair locker While investigating possible damage from an underwater explosion alongside your ship, you notice several open circuit breakers on a distribution panel. This is a possible indication of what type of damage? Hidden damage Before being allowed to perform the duties of an investigator, you must... Be PQS-qualified, physically-fit, and well trained After investigating a compartment and finding no damage, you must always.... Re-secure the compartment What does an investigator do if a boundary is lost? Starts a new boundary at the next watertight frame When dealing with fire or smoke, how many designated sets of boundaries are required? two What condition is indicated if air is sucked into an air test fitting when the investigator loosens it? Possible fire in the compartment What best states the objective of an investigator? Quickly cover an assigned area and report to the Repair Party Leader In the event of projectile damage, investigators.... -Expand the inspection outward from the primary damaged area -Direct the inspection to follow along the projectile's party Pinpoint accurate system damage reports ensure... -Required system sections are isolated -Impact on the rest of the ship is minimized What systems can a be a primary path for fire spread and must be checked early often? Ventilation