309 CBR Flashcards
(164 cards)
(PHARS)
- PORTABLE HYDRAULIC ACCESS AND RESCUE SYSTEM
- WHAT IS THE PURPOSE OF THE PHARS?
ANS: TO PROVIDE ACCESS THROUGH OR INTO A SPACE WHERE RESCUE OR OVERHAUL IN CUTTING, SLITTING, PIERCING, LIFTING AND PULLING IS NEEDED.
- WHAT IS THE POWER SOURCE FOR THE PHARS?
ANS: EITHER AN ELECTRIC MOTOR OR AN ENGINE CONNECTED TO A HYDRAULIC PUMP.
- WHAT PRECAUTIONS MUST BE OBSERVED WHEN CONNECTING OR DISCONNECTING THE HYDRAULIC LINES?
ANS: DO NOT COME IN CONTACT WITH THE HYDRAULIC FLUID, WEAR PROTECTIVE GLOVES AND GOGGLES.
- WHAT ARE THE LIMITATIONS OF THE RESCUE SPREADER (JAWS OF LIFE)?
ANS: CAPABLE OF LIFTING 9 TONS, SPREADING TO 32 IN. AND MAKING SLITS IN 1/8 IN. STEEL.
- WHAT TYPE OF DAMAGE MAY BE EXPECTED FROM A NUCLEAR UNDERWATER DETONATION?
ANS: HOLES AND CRACKS IN THE HULL BELOW THE WATER, RUPTURED PIPING SYSTEMS, ELECTRICAL FIRES DUE TO PARTED CABLES, DAMAGED MACHINERY AND LARGE AMOUNTS OF RESIDUAL RADIATION ON THE WEATHER SURFACES.
- WHAT IS THE MEANING OF SAFE STAY TIME WHILE IN A NUCLEAR ENVIRONMENT?
ANS: THE MAXIMUM TIME A PERSON CAN BE IN A CONTAMINATED AREA WITHOUT EXCEEDING THE MAXIMUM PERMISSIBLE EXPOSURE.
- WHY DOES THE SHIP SET CIRCLE WILLIAM FITTING PRIOR TO OR IMMEDIATELY AFTER A NUCLEAR DETONATION?
ANS: TO PREVENT OR LIMIT THE AMOUNT OF FALLOUT OR RADIOLOGICAL CONTAMINATION FROM ENTERING THE SHIP.
- WHO ESTABLISHES THE MAXIMUM PERMISSIBLE EXPOSURE (MPE)?
ANS: THE SHIP’S COMMANDING OFFICER.
- WHY IS IT IMPORTANT THAT ONE DOES NOT EAT, DRINK OR SMOKE WHILE CONTAMINATION IS SUSPECTED?
ANS: TO PREVENT CONTAMINATION FROM ENTERING YOUR BODY.
- DEFINE MAXIMUM PERMISSIBLE EXPOSURE.
ANS: THE MAXIMUM EXPOSURE TO RADIATION THAT CAN BE ALLOWED DURING A SPECIFIED PERIOD OF TIME.
- WHAT AREAS OF THE SHIP ARE BEST FOR DEEP SHELTER STATIONS?
ANS: LOW IN THE SHIP, NEAR THE CENTERLINE BELOW THE WATERLINE.
- WHAT METHODS ARE USED TO DECONTAMINATE ONBOARD AREAS AND EQUIPMENT IN A NUCLEAR WARFARE ENVIRONMENT?
ANS: FIREHOSING AND MANUAL SCRUBBING: THE AREA IS WASHED BY HOSING, SCRUBBED WITH BRUSHES AND DETERGENT, AND AGAIN WASHED BY HOSING.
- DESCRIBE THE MARKER USED TO INDICATE A NUCLEAR CONTAMINATED AREA?
ANS: A WHITE TRIANGLE MADE OF WOOD, METAL OR PLASTIC WITH THE WORD ATOM PRINTED IN BLACK. THE DOSE RATE, DATE OF BURST, DATE AND TIME OF READING WILL BE WRITTEN WHEN POSTED.
- WHAT IS THE DIFFERENCE BETWEEN RADIATION AND CONTAMINATION?
ANS: RADIATION CONSISTS OF INVISIBLE RAYS AND IONIZING PARTICLES GIVEN OFF FROM A RADIOACTIVE SUBSTANCE. CONTAMINATION IS A CONDITION IN WHICH RADIOACTIVE MATERIAL IS IN LOCATIONS WHERE IT MAY HARM PERSONNEL.
- WHY IS A NUCLEAR UNDERWATER DETONATION POTENTIALLY MORE DANGEROUS TO NAVAL VESSELS THAN AN AIRBURST?
ANS: UNDERWATER SHOCK WILL PRODUCE A LARGE AMOUNT OF UNDERWATER DAMAGE AND POSSIBLY HEAVY FALLOUT FROM THE BASE SURGE.
- WHAT ARE SOME OF THE SYMPTOMS OF RADIATION SICKNESS?
ANS: NAUSEA OR VOMITING, SORE THROAT, FEVER, DIARRHEA, SKIN HEMORRHAGES, LOSS OF WEIGHT AND HAIR LOSS.
- WHAT DOES THE INITIAL RADIATION SURVEY DETERMINE AFTER A NUCLEAR DETONATION?
ANS: DETERMINES THE LEVEL OF INTENSITY AND LOCATION OF CONTAMINATION.
- WHAT ARE THE PROCEDURES FOR SELF-PROTECTION IN THE EVENT OF A NUCLEAR ATTACK?
ANS: SEEK SHELTER, COVER FACE AND EYES. BRACE FOR SHOCK (HOLD ON TO A SOLID SHIP STRUCTURE, FLEX ARMS AND KNEES, AND REST ON THE BALLS OF THE FEET, DON PROTECTIVE MASK).
- HOW MANY PHYSICAL STATES ARE CHEMICALS FOUND TO EXIST IN?
ANS: THREE. SOLID, LIQUID, AND GAS.
- HOW DO CHEMICAL AGENTS ENTER THE BODY?
ANS: RESPIRATORY TRACT; CONTACT WITH THE SKIN; WOUNDS OR CUTS; THROUGH THE EYES.
- HOW FAST CAN DEATH OCCUR FROM BLOOD AGENT EXPOSURE?
ANS: AS FAST AS FIFTEEN SECONDS IN HIGH CONCENTRATIONS.
- WHAT TWO SHIPBOARD PROTECTIVE MEASURES ARE TAKEN BEFORE A CHEMICAL ATTACK?
ANS: SECURE CLOSURE DEVICES (CIRCLE WILLIAM) AND ACTIVATE
THE WDCM SYSTEM.
Washdown Countermeasure