TCU FInal

Question 1

Wheels are out of gauge at what dimensions by measuring at 3 locations 120 degrees aprart

Answer 1

less than 52 15/16 or more than 53 3/16

Question 2

condemning limit for a thin flange

Answer 2

AAR:15/16 FRA: 7/8

Question 3

Any shank wear that is worn more than ___ inches deep should be condemned

Answer 3

3/8

Question 4

What is The Trolley Loop Diameter

Answer 4

1 1/2

Question 5

What is the hand brake shaft diameter

Answer 5

1 1/4

Question 6

What is Iron or Steel Tread minimum diameter

Answer 6

5/8

Question 7

What is the Clearance from the top of the rail to any safety appliance

Answer 7

2 1/2

Question 8

Coupler Height should not vary more than ___ inches on adjacent coupled cars

Answer 8

3

Question 9

What is the brake shoes condemning limit

Answer 9

AAR: 3/8

Question 10

A ___ inch minimum clearance between truck bolster rim and body center plate base must be maintained

Answer 10

1/16

Question 11

What is Sheeled or Spall Condemnable

Answer 11

1 diameter

Question 12

What is the condemning limit on a high flange

Answer 12

1 1/2

Question 13

What is a thin rim for 30” and 33” Wheels

Answer 13

3/4 or less

Question 14

There must be __ to __ inch clearance between the uncoupling lever eye and the rotor eye known as the anti-creep

Answer 14

1/4 to 1/2

Question 15

What is the maximum distance from the sill step bottom to the top of rail

Answer 15

22-24in

Question 16

when should a loose brake head be condemned

Answer 16

move 1/2 inches or more by hand

Question 17

A draft Gear Carrier cannot be worn more than what percent

Answer 17

25%

Question 18

What is a thin rim for 28” - 36” and 38” wheels

Answer 18

7/8

Question 19

When is built up tread condemnable

Answer 19

1/8 inches or more

Question 20

when is the grooved tread condemnable

Answer 20

1/8 inches or more

Question 21

What are the minimum and maximum required coupler heights for both empty and loaded cars

Answer 21

Load 31 1/2 - 33 1/2
Empty 32 1/2 - 34 1/2

Question 22

when is the coupler draft key condemnable

Answer 22

5/16

Question 23

when is the trolley rod condemnable

Answer 23

1/8

Question 24

What is the condemning limit on a follower

Answer 24

cracked 1/8” bent 1/2”

Question 25

What is the center plate bowl wear limit

Answer 25

3/8" or less

Question 26

What are the sill steps dimensions

Answer 26

10" length 8" cellar depth

Question 27

What is a defective center sill

Answer 27

craked 6" or more, Bent 2 1/2 or more

Question 28

What is the brake chain diameter

Answer 28

3/8 to 7/16

Question 29

When is the brake head guide condemnable

Answer 29

1 1/4"

Question 30

What is the preferred handhold clearance

Answer 30

2 1/2"

Question 31

What is maximum distance to the ladder stiles from the corner of car

Answer 31

8'

Question 32

What is the minimum diameter of handhold in the ladder thread

Answer 32

5/8"

Question 33

What is the maximum spacing between ladder treads

Answer 33

19"

Question 34

What are the minimum size bolts on safety appliances

Answer 34

1/2"

Question 35

What is the hand brake wheel diameter

Answer 35

15" to 16

Question 36

What is the proper distance between the hand brake and wheel step platform

Answer 36

4in

Question 37

What is the minimum brake step length

Answer 37

28"

Question 38

Sill steps shall have an additional step if exceeding ____ inches

Answer 38

21"

Question 39

What is the minimum clearance width and spacing of tread on ladders

Answer 39

side:16" End: 14" Space 19

Question 40

What is the maximum distance from the bottom thread of the side ladder to the top of sill step

Answer 40

21"

Question 41

What is the distance from the coupler horn to the hand brake

Answer 41

4"

Question 42

What is the uncoupling lever handle length for freight

Answer 42

12" - 15"

Question 43

a sider frame or bolster is condemnable if it has a ___ inch crack in the transverse direction of tension member

Answer 43

1/4

Question 44

What are the running board dimensions

Answer 44

longitude: 18" latitude: 24"

Question 45

Strut pin holes are condemnable when worn ____ inches or _____ %

Answer 45

3/16", 25%

Question 46

Worn Brake Beam hanger brackets and bracket wear plates are condemnable when worn to a depth of what percent

Answer 46

50%

Question 47

End ladder treads shall be spaced to coincide with treads of side ladders a variation of ____ inches

Answer 47

2