MKC SWE STUDY GUIDE 2026 – VERIFIED
QUESTIONS & ANSWERS FOR USCG MACHINERY
TECHNICIAN CHIEFS
TCTO - ,,,,,answer,,,,,..Technical Change Training Order
Non-Self Righting Small Boats less than 65 feet in length for -
,,,,,answer,,,,,..Changes that create more than a 0.002 ft change in the
center of gravity in any direction (vertical, longitudal or transverse) or net
weight changes of more than 1/5 of 1% of the full load displacement
All other Assets require TCTO for - ,,,,,answer,,,,,..Changes that create
more than a 0.001 ft change in center of gravity (vertical, long, trans) or
net weight changes of more than 1/20 of 1% of the full load displacement
require TCTO.
Weight Change Threshold - ,,,,,answer,,,,,..1/5 of 1% of full load
displacement for small boats.
TCTO Requirement for Other Assets - ,,,,,answer,,,,,..0.001 ft center of
gravity change triggers TCTO.
,Changes to hull structure, space allocation, watertight integrity or
compartmentation require - ,,,,,answer,,,,,..TCTO
Change to any system that affects spare parts allowance require -
,,,,,answer,,,,,..TCTO
Fluid or Paint System Changes require - ,,,,,answer,,,,,..TCTO
Changes that require Electromagnetic Compatibility EMC or TEMPEST
Inspection require - ,,,,,answer,,,,,..TCTO
Form fit or function changes require - ,,,,,answer,,,,,..TCTO
Changes in software MODS require - ,,,,,answer,,,,,..TCTO
All cutter and boats operating machine machinery, Shelby inspected how
often - ,,,,,answer,,,,,..Every hour and reading shall be recorded
How often do cutters equipped with video and electronic control systems
that monitor space is for fire and flooding need to be inspected -
,,,,,answer,,,,,..Every 4 hours
,How often should machine machinery be checked in port? -
,,,,,answer,,,,,..Every four hours
How often should Electrical short ties be inspected? -
,,,,,answer,,,,,..During the hours of 6 AM to 10 PM
All propulsion machinery shall be attended during - ,,,,,answer,,,,,..Main
engine start, warm up, securing, and during other than normal operating
conditions
Coast Guard requires certified welding, brazing, and non-destructive task
procedures to - ,,,,,answer,,,,,..Provide standard across Coast Guard,
ensure high-quality welds, provide an adequate level of safety, develop a
valid method to measure knowledge and skill, provide consistent
requirements between organic commercial service providers
All critical welds must be welded by a blank and inspected at a minimum
by a blank - ,,,,,answer,,,,,..Certified Coast Guard welder
Level two non-destructive test qualified INSPECTOR
What is the safety and environmental health manual? -
,,,,,answer,,,,,..COMDINST space M5100.47
, Coast Guard to float gas, free engineers are not authorized to certified
spaces as gas free for blank - ,,,,,answer,,,,,..Commercial contract work
Coast Guard, afloat, gas, free engineers, a float, gas, free engineer, petty
officers that have obtained and maintained qualifications are authorized
to certify spaces for work only for who - ,,,,,answer,,,,,..Coast Guard
civilian and DOD persons
EPO must issue how many gas free engine engineering certificates per
year to keep qualifications current - ,,,,,answer,,,,,..Four
What is alternative maintenance? - ,,,,,answer,,,,,..Changes to equipment
or systems that change the design or design capabilities to improve
inherent, reliability, or functionality
What is availability? - ,,,,,answer,,,,,..The percent of time that a system is
ready for use
What is corrective maintenance? - ,,,,,answer,,,,,..Maintenance required
to restore operation of systems and equipment to design parameters
when functional failure has occurred
What is inherent availability? - ,,,,,answer,,,,,..The percent of time that a
system is theoretically available for use
QUESTIONS & ANSWERS FOR USCG MACHINERY
TECHNICIAN CHIEFS
TCTO - ,,,,,answer,,,,,..Technical Change Training Order
Non-Self Righting Small Boats less than 65 feet in length for -
,,,,,answer,,,,,..Changes that create more than a 0.002 ft change in the
center of gravity in any direction (vertical, longitudal or transverse) or net
weight changes of more than 1/5 of 1% of the full load displacement
All other Assets require TCTO for - ,,,,,answer,,,,,..Changes that create
more than a 0.001 ft change in center of gravity (vertical, long, trans) or
net weight changes of more than 1/20 of 1% of the full load displacement
require TCTO.
Weight Change Threshold - ,,,,,answer,,,,,..1/5 of 1% of full load
displacement for small boats.
TCTO Requirement for Other Assets - ,,,,,answer,,,,,..0.001 ft center of
gravity change triggers TCTO.
,Changes to hull structure, space allocation, watertight integrity or
compartmentation require - ,,,,,answer,,,,,..TCTO
Change to any system that affects spare parts allowance require -
,,,,,answer,,,,,..TCTO
Fluid or Paint System Changes require - ,,,,,answer,,,,,..TCTO
Changes that require Electromagnetic Compatibility EMC or TEMPEST
Inspection require - ,,,,,answer,,,,,..TCTO
Form fit or function changes require - ,,,,,answer,,,,,..TCTO
Changes in software MODS require - ,,,,,answer,,,,,..TCTO
All cutter and boats operating machine machinery, Shelby inspected how
often - ,,,,,answer,,,,,..Every hour and reading shall be recorded
How often do cutters equipped with video and electronic control systems
that monitor space is for fire and flooding need to be inspected -
,,,,,answer,,,,,..Every 4 hours
,How often should machine machinery be checked in port? -
,,,,,answer,,,,,..Every four hours
How often should Electrical short ties be inspected? -
,,,,,answer,,,,,..During the hours of 6 AM to 10 PM
All propulsion machinery shall be attended during - ,,,,,answer,,,,,..Main
engine start, warm up, securing, and during other than normal operating
conditions
Coast Guard requires certified welding, brazing, and non-destructive task
procedures to - ,,,,,answer,,,,,..Provide standard across Coast Guard,
ensure high-quality welds, provide an adequate level of safety, develop a
valid method to measure knowledge and skill, provide consistent
requirements between organic commercial service providers
All critical welds must be welded by a blank and inspected at a minimum
by a blank - ,,,,,answer,,,,,..Certified Coast Guard welder
Level two non-destructive test qualified INSPECTOR
What is the safety and environmental health manual? -
,,,,,answer,,,,,..COMDINST space M5100.47
, Coast Guard to float gas, free engineers are not authorized to certified
spaces as gas free for blank - ,,,,,answer,,,,,..Commercial contract work
Coast Guard, afloat, gas, free engineers, a float, gas, free engineer, petty
officers that have obtained and maintained qualifications are authorized
to certify spaces for work only for who - ,,,,,answer,,,,,..Coast Guard
civilian and DOD persons
EPO must issue how many gas free engine engineering certificates per
year to keep qualifications current - ,,,,,answer,,,,,..Four
What is alternative maintenance? - ,,,,,answer,,,,,..Changes to equipment
or systems that change the design or design capabilities to improve
inherent, reliability, or functionality
What is availability? - ,,,,,answer,,,,,..The percent of time that a system is
ready for use
What is corrective maintenance? - ,,,,,answer,,,,,..Maintenance required
to restore operation of systems and equipment to design parameters
when functional failure has occurred
What is inherent availability? - ,,,,,answer,,,,,..The percent of time that a
system is theoretically available for use
