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P-5010-6

Water Supply Afloat

QuestionAnswer
Who is responsible for the design, construction, and maintenance of the shipboard potable water systems, including treatment facilities and processes to assure that safe drinking water is available at all times? The Naval Sea Systems Command (NAVSEASYSCOM)
Who is responsible for promulgating instructions for ship-to-shore potable water connections and for providing potable water from an approved source when the ship is berthed at a naval facility? The Naval Facilities Engineering Command (NAVFACENGCOM)
Who is responsible for establishing and promulgating health standards for water quality afloat? Chief, BUMED
Who is responsible for promulgating a water sanitation bill to ensure that procedures for receipt, transfer, treatment, storage, distribution, and surveillance are provided and followed.? The commanding officer, master, or other applicable responsible party of each ship.
Who shall ensure that all ship-to-shore connections are made only by authorized shore personnel, and that all connections required for ship-to-ship potable water transfer are made by personnel trained in handling potable water? The engineering department of the ship.
Who is responsible for the chloride and hydrogen ion (pH) testing of the ship’s potable water? The engineering officer.
Who shall ensure minimum halogen residuals are maintained at a potable water tank before placing the tank on-line to the potable water distribution system? The engineering department.
Who is responsible for conducting a surveillance program of the potable water system including collection of samples for coliform bacteria testing as prescribed and daily halogen residuals from the distribution system? The medical department representative (MDR).
Who shall notify the commanding officer or master of any discrepancies observed in the potable water distribution system? The medical department representative (MDR).
When must making potable water be avoided? While operating in harbors or from polluted seawater. Seawater shall be assumed polluted when ships are operated in close formation. Water in harbors or ship navigation lanes is likely to be contaminated by fuel/oil slicks or other pollutant sources.
Potable water is used aboard ship for ... drinking, cooking, laundry, medical, personal hygiene, and other purposes.
Seawater is used aboard ships for ... fire mains, decontamination, and for marine sanitation devices (MSDs) flushing.
Engineering will notify the (CO/CMC/MDR/XO) prior to making potable water hose connections. MDR
Prior to making potable water hose connections, the MDR shall determine if the correct halogen residual is present in the source water and if it is not, the MDR must notify _____. The engineering department representative.
True or False. Approved U.S. military water sources include establishments under the cognizance of the British Royal Navy, Canadian Forces, Japanese Navy, French Navy and the Royal Australian Navy. False. Approved U.S. military water sources include ONLY establishments under the cognizance of the British Royal Navy, Canadian Forces, and the Royal Australian Navy.
Shipboard potable water risers shall be at least ___ inches above the deck and turned down. At least 18 inches above the deck and turned down, except when risers are located within the ship, such as in submarines.
Ship to shore water transfer: Remove shore cap and flush pier side potable water outlet for ______. Immerse outlet and rinse fitting in solution containing _____ppm FAC (free available chlorine) for at least______. Flush water to waste for ______. Remove shore cap and flush pier side potable water outlet for 15-30 seconds. Immerse outlet and rinse fitting in solution containing 100-ppm FAC (free available chlorine) for at least 2 minutes. Flush water to waste for 15-30 seconds.
To avoid scald injuries, the temperature setting for the hot water heaters serving habitability space showers and lavatories must be set not to exceed (120/90/110/100)F at the water tap. To avoid scald injuries, the temperature setting for the hot water heaters serving habitability space showers and lavatories must be set not to exceed 120°F at the water tap.
In the event of a break or compromise in the potable water system, or a potable water tank is entered for any reason, the (MDR/XO/CO/CMC) must be notified of the break or entry and the disinfection procedure accomplished by the engineering department. The MDR must be notified of the break or entry and the disinfection procedure accomplished by the engineering department.
Halogen residual of ___ ppm throughout the distribution system should be maintained. 0.2 ppm
Water received from unapproved source, a source of doubtful quality, or an area where amebiasis or infectious hepatitis is endemic, halogen residual must be at least a___ ppm (FAC/TBR) at the potable water tanks at the end of a 30-minute contact time. At least 2.0 ppm halogen residual (FAC/TBR)..
____ and ____ are approved methods for disinfecting shipboard potable water. Chlorine and bromine.
On ships using steel tapes for sounding potable water tanks, the tape handle must be color-coded ___, labeled, or otherwise identified ____. Color-coded dark blue, labeled, or otherwise identified “POTABLE WATER USE ONLY."
Valves for receiving or supplying potable water must be conspicuously designated by a warning plate bearing the inscription ______ in ____inch high letters. A warning plate bearing the inscription “POTABLE WATER ONLY" in ¼ inch high letters.
Potable water hoses must be labeled ____ with ____inch high letters approximately every ____ feet and the end couplings painted _______. Potable water hoses must be labeled “POTABLE WATER ONLY" with 1-inch high letters approximately every 10 feet and the end couplings painted dark blue.
Potable water piping passing through any given space must be appropriately labeled to indicate ______ and with ______. Appropriately labeled to indicate the type of service and with an arrow indicating the direction of the flow.
Chlorine is available for shipboard use as _____, ____ounce bottle, a granular solid or sodium hypochlorite in varying strengths, as a liquid. Chlorine is available for shipboard use as calcium hypochlorite (HTH 65-70% available chlorine), 6-ounce bottle, a granular solid or sodium hypochlorite in varying strengths, as a liquid.
Bromine is provided by _______. Bromine is provided by a bromine impregnated resin cartridge,
Why is HTH most frequently used? Because of its relatively long shelf life and reduced storage space requirements.
Why does HTH presents a potential personnel and fire hazard? Due to its corrosiveness and chemically active nature.
____ onces of HTH (65-70%) mixed with ____ gallons of water yields 1.0 ppm FAC. 1 once of HTH (65-70%) mixed with 5,000 gallons of water yields1.0 ppm FAC.
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