Union Pacific Air Brakes questions well answered
to pass 2025 updated
1. What government agency Federal Railroad Administration (FRA)
regu- lates the inspection and
testing of brake equipment on
railroad loco- motives and
cars?
2. What rule details the safety
in- spection of freight cars? Rule 1.33, Inspection of Freight Cars
3. Who can perform inspections and Qualified Person, Qualified Mechanical Inspector,
or Qual-
brake tests? ified Maintenance Person as specified by federal regula-
tions.
4. After fundamental training onYes
freight car inspections and air
brake tests, would a trainman
be considered a "Qualified
Person?"
5. During the safety inspection, is an Yes
inspection on both sides of the
train required?
6. Can cars placed in a train be
No moved prior to a safety
inspec- tion?
7. Can inspections by "Qualified Me- Yes (Extended Haul Train)
chanical Inspectors" extend the
distance a train may travel
before additional inspections
and tests are required?
8. What must you do before
cou- pling air hoses Shake debris out of hoses and blow all
together? condensation from locomotive brake pipe or yard
air line.
1/
18
,Union Pacific Air Brakes questions well answered
to pass 2025 updated
9. What should be done to Air hoses inspected for condition, properly coupled,
prevent an air hose from
dragging when- ever the train and all parts of brake equipment secured.
is moved?
10. Unless brakes fail en route, All cars : 100%
how many cars must have
operative brakes?
11. What percentage of
operative brake equipment
At least 85%
must trains have under all
circumstances?
12. Who must be notified when
a car's brake equipment
Leave information for relieving crew, and notify
fails en route?
Dispatcher or Mechanical Help Desk.
13. What ITEM is referenced to
de- termine the number of
operative brakes in train?
SSI, Item 2-F, Maximum Speeds:
14. How must en route car brake Tons Per Operative Brake (TPOB)
fail- ure be documented ?
15. Who is in charge while the
air brake test is being Must be tagged, (*"Bad Order" tag*), on both sides
conducted? of car and noted on train documentation.
16. Before conducting the air Employee performing the air brake test.
brake test, what must the
person per- forming the air
brake test ensure?
All employees are safely positioned before
17. What is the air pressure beginning test.
regu- lating valve, also
known as, the
90 psi
2/
18
, Union Pacific -- Air Brakes
Study online at https://quizlet.com/_4euelr
brake pipe pressure, for yard
and freight service set to?
18. What three methods are used Accurate gauge, E.O.T. (End-of-Train), and a
to determine the air pressure
at the rear of a train? distributed power locomotive.
19. When an air brake test requires an When either an EOT or power consist attached to
the rear
inspection to determine that theof the train indicates the following: A decrease in pressure
brakes apply and release on of 5 PSI (Brakes Applied) and an increase in
the
pressure of 5
rear car of the train, what action(s) PSI (Brakes Released). **Application and
Release Test**
would fulfill this requirement?
20. What is the initial,
(preferred), method to test Air Flow Method, (AFM)
brake pipe leak- age?
21. What equipment must the
loco- motive be equipped with,
if using the Air Flow Method? AFM Indicator with a direct reading of air flow in
incre- ments no greater than 10 CFM, (Cubic Feet
22. The brake system for freight per Minute)
trains must be charged to
what minimum requirement at
the REAR before an air test can
begin? 75 PSI
23. Using the Air Flow Method, (AFM), *60 CFM*, if air flow exceeds this measurement
then the
how many CFM cannot be exceed- train must be inspected for leakage.
ed for test to be complete?
24. What action is required if air
leakage exceeds the Train must be inspected for leakage and once
maximum amount? leakage is corrected, the train must be re-tested.
3/
18
to pass 2025 updated
1. What government agency Federal Railroad Administration (FRA)
regu- lates the inspection and
testing of brake equipment on
railroad loco- motives and
cars?
2. What rule details the safety
in- spection of freight cars? Rule 1.33, Inspection of Freight Cars
3. Who can perform inspections and Qualified Person, Qualified Mechanical Inspector,
or Qual-
brake tests? ified Maintenance Person as specified by federal regula-
tions.
4. After fundamental training onYes
freight car inspections and air
brake tests, would a trainman
be considered a "Qualified
Person?"
5. During the safety inspection, is an Yes
inspection on both sides of the
train required?
6. Can cars placed in a train be
No moved prior to a safety
inspec- tion?
7. Can inspections by "Qualified Me- Yes (Extended Haul Train)
chanical Inspectors" extend the
distance a train may travel
before additional inspections
and tests are required?
8. What must you do before
cou- pling air hoses Shake debris out of hoses and blow all
together? condensation from locomotive brake pipe or yard
air line.
1/
18
,Union Pacific Air Brakes questions well answered
to pass 2025 updated
9. What should be done to Air hoses inspected for condition, properly coupled,
prevent an air hose from
dragging when- ever the train and all parts of brake equipment secured.
is moved?
10. Unless brakes fail en route, All cars : 100%
how many cars must have
operative brakes?
11. What percentage of
operative brake equipment
At least 85%
must trains have under all
circumstances?
12. Who must be notified when
a car's brake equipment
Leave information for relieving crew, and notify
fails en route?
Dispatcher or Mechanical Help Desk.
13. What ITEM is referenced to
de- termine the number of
operative brakes in train?
SSI, Item 2-F, Maximum Speeds:
14. How must en route car brake Tons Per Operative Brake (TPOB)
fail- ure be documented ?
15. Who is in charge while the
air brake test is being Must be tagged, (*"Bad Order" tag*), on both sides
conducted? of car and noted on train documentation.
16. Before conducting the air Employee performing the air brake test.
brake test, what must the
person per- forming the air
brake test ensure?
All employees are safely positioned before
17. What is the air pressure beginning test.
regu- lating valve, also
known as, the
90 psi
2/
18
, Union Pacific -- Air Brakes
Study online at https://quizlet.com/_4euelr
brake pipe pressure, for yard
and freight service set to?
18. What three methods are used Accurate gauge, E.O.T. (End-of-Train), and a
to determine the air pressure
at the rear of a train? distributed power locomotive.
19. When an air brake test requires an When either an EOT or power consist attached to
the rear
inspection to determine that theof the train indicates the following: A decrease in pressure
brakes apply and release on of 5 PSI (Brakes Applied) and an increase in
the
pressure of 5
rear car of the train, what action(s) PSI (Brakes Released). **Application and
Release Test**
would fulfill this requirement?
20. What is the initial,
(preferred), method to test Air Flow Method, (AFM)
brake pipe leak- age?
21. What equipment must the
loco- motive be equipped with,
if using the Air Flow Method? AFM Indicator with a direct reading of air flow in
incre- ments no greater than 10 CFM, (Cubic Feet
22. The brake system for freight per Minute)
trains must be charged to
what minimum requirement at
the REAR before an air test can
begin? 75 PSI
23. Using the Air Flow Method, (AFM), *60 CFM*, if air flow exceeds this measurement
then the
how many CFM cannot be exceed- train must be inspected for leakage.
ed for test to be complete?
24. What action is required if air
leakage exceeds the Train must be inspected for leakage and once
maximum amount? leakage is corrected, the train must be re-tested.
3/
18
