631 Flashcards
(34 cards)
How is guidance information indicated in 631?
A. By the word “shall” or “is required”
B. By the word “may”
C. By the word “should”
D. By the word “mandatory”
C
How often should inspections be conducted for well deck overheads on surface ships?
A. 36 months
B. 72 months
C. 48 months
D. 96 months
A
What is the purpose of Section 8 in 631?
A. Provides instructions for safety precautions
B. Provides specific requirements for surface ships and submarines
C. Describes preservation process instructions
D. Defines critical coated areas
B
What does Section 1 of 631 provide?
A. Safety precautions during painting processes
B. Instructions for prevention of corrosion and deterioration
C. Quality assurance requirements for surface preparation
D. Paint colors used in government procurement
B
What is the repository used for storing in-service coating inspections data?
A. CCIMS (Corrosion Control Information Management System)
B. NST Center (National Surface Treatment Center)
C. NAVSEA Standard Item 009-32
D. DoD Corrosion Exchange website
A
What does Executive Order 12196 provide guidance to the Department of Defense concerning?
A. Occupational Safety and Health Matters
B. Environmental Regulations
C. Military Training Procedures
D. Budget Allocations
A
Who is responsible for ensuring that all necessary safety precautions are taken and specific hazards are communicated to the crew before starting a painting operation?
A. Supervisor
B. Crew Members
C. Gas Free Engineer
D. Department Head
A
Which of the following is an indicator of a fire hazard for paint or solvent materials?
A. Flashpoint
B. Color Intensity
C. Density
D. Viscosity
A
What should crew members do before entering any enclosed or poorly ventilated space for inspection purposes?
A. Wait for Gas Free Engineer Certification
B. Check for Exit Routes
C. Wear Lifelines with Minimal Slack
D. Wear Chemical Worker’s Goggles
A
Which type of respirator should be worn during abrasive blasting operations?
A. NIOSH/MSHA-Approved Abrasive Blasting Respirator
B. Supplied Air Respirator
C. Chemical Cartridge Respirator
D. Disposable Dust Mask
A
Which organization sets the exposure standards for hazardous paint ingredients in the Navy?
A) OSHA
B) NAVSEA
C) ACGIH
D) IARC
C
What is the maximum allowable amount of total chromates (as Chrome VI) in current Navy marine specification paints?
A) 10 parts per million (ppm)
B) 50 parts per million (ppm)
C) 100 parts per million (ppm)
D) 200 parts per million (ppm)
B
Which chemical is considered toxic and can be absorbed by the skin, leading to irritation and dermatitis?
A) Methyl Ethyl Ketone (MEK)
B) Cresol
C) Ethylene Glycol Monobutyl Ether
D) Phenol
C
What is the permissible exposure limit (PEL) for all cadmium compounds, dust, and fumes?
A) 1 microgram per cubic meter of air
B) 5 micrograms per cubic meter of air
C) 10 micrograms per cubic meter of air
D) 20 micrograms per cubic meter of air
B
What precaution is necessary if epoxy coatings come into contact with the skin?
A) Clean with solvents
B) Seek medical attention
C) Use soap and water
D) Apply a skin protection cream
C
What is the purpose of visual signals in waterjetting operations?
A) Entertainment
B) Precautionary measures
C) Communication between operators
D) Decoration
C
How should damaged waterjetting equipment be handled?
A) Ignore and continue usage
B) Repair it immediately
C) Replace it with new equipment
D) Proper maintenance or repair before operation
D
When should a safety lock-off device be used for pneumatic tools?
A) It’s optional
B) When the tool is not in use
C) Only in extreme conditions
D) Always, to prevent accidental startup
D
What precaution should be taken when handling chemical cleaning materials?
A) Heating solutions to increase efficiency
B) Concentrating solutions for better cleaning
C) Wearing impervious clothing and goggles
D) Using bare hands for quick handling
C
How far should the danger area extend during spray painting operations?
A) 10 feet
B) 25 feet
C) 50 feet
D) 75 feet
B
What type of lamps should be installed in confined spaces where coatings are applied?
A) Incandescent lamps
B) LED lamps
C) Explosion-proof lamps with shatterproof lenses
D) Fluorescent lamps
C
Who should conduct the initial gas-free test in confined spaces?
A) Painters
B) Gas Free Engineer
C) Ventilation technicians
D) Safety inspectors
B
Where should exhaust carrying flammable vapors be ventilated during paint operations?
A) Inside the confined space
B) Adjacent spaces
C) Exterior of the ship
D) Drydock sumps
C
What precaution should be observed to prevent accidental ignition of solvent vapors?
A) Electrical grounding of ships
B) Wearing rubber-soled shoes
C) Properly defining and marking danger areas
D) Using explosion-proof equipment
C