Bnsf Letp 2025 UPDATED Exam Questions
and CORRECT Answers
Main psi - CORRECT ANSWER - 120-140
Brake pipe psi - CORRECT ANSWER - 90
What follows brake pipe psi - CORRECT ANSWER - Equalizing reservoir
Equalizing Reservoir psi - CORRECT ANSWER - 90
Single shoe psi - CORRECT ANSWER - 72
Clasp shoe psi - CORRECT ANSWER - 45
Release - CORRECT ANSWER - Charge
Min - CORRECT ANSWER - 6-8
Actuation procedure - CORRECT ANSWER - 2 secs before minimum of 10 secs until Bc is 0
Full Service - CORRECT ANSWER - 26 psi
What is the service zone - CORRECT ANSWER - 8-25
Split reduction procedure - CORRECT ANSWER - Min the 2-3 increments every 30 secs
, suppression - CORRECT ANSWER - recover penalty
Emergency - CORRECT ANSWER - Dumps all air
Regulating valve - CORRECT ANSWER - Regulates Equalizing reservoir 90-105
MU-2A Valve - CORRECT ANSWER - Cuts out automatic valves
Managing speed procedure - CORRECT ANSWER - Throttle, dynamics, balanced braking
how many secs from dyno -throttle - CORRECT ANSWER - 10 secs
max air to control speed - CORRECT ANSWER - 15 psi
What do you need your flow to be below on conventional train - CORRECT ANSWER - 60
and below
Flow on Dp train - CORRECT ANSWER - 90 and below A+B
Reducing loco overcharge - CORRECT ANSWER - 1.Adjust reg valve
2.make 20 psi (105-20=85)
3.equalize
4. release
5. verify Equalizing res 90 psi
Emergency what equalizes - CORRECT ANSWER - Emergency Reservoir, auxiliary, brake
cylinder
and CORRECT Answers
Main psi - CORRECT ANSWER - 120-140
Brake pipe psi - CORRECT ANSWER - 90
What follows brake pipe psi - CORRECT ANSWER - Equalizing reservoir
Equalizing Reservoir psi - CORRECT ANSWER - 90
Single shoe psi - CORRECT ANSWER - 72
Clasp shoe psi - CORRECT ANSWER - 45
Release - CORRECT ANSWER - Charge
Min - CORRECT ANSWER - 6-8
Actuation procedure - CORRECT ANSWER - 2 secs before minimum of 10 secs until Bc is 0
Full Service - CORRECT ANSWER - 26 psi
What is the service zone - CORRECT ANSWER - 8-25
Split reduction procedure - CORRECT ANSWER - Min the 2-3 increments every 30 secs
, suppression - CORRECT ANSWER - recover penalty
Emergency - CORRECT ANSWER - Dumps all air
Regulating valve - CORRECT ANSWER - Regulates Equalizing reservoir 90-105
MU-2A Valve - CORRECT ANSWER - Cuts out automatic valves
Managing speed procedure - CORRECT ANSWER - Throttle, dynamics, balanced braking
how many secs from dyno -throttle - CORRECT ANSWER - 10 secs
max air to control speed - CORRECT ANSWER - 15 psi
What do you need your flow to be below on conventional train - CORRECT ANSWER - 60
and below
Flow on Dp train - CORRECT ANSWER - 90 and below A+B
Reducing loco overcharge - CORRECT ANSWER - 1.Adjust reg valve
2.make 20 psi (105-20=85)
3.equalize
4. release
5. verify Equalizing res 90 psi
Emergency what equalizes - CORRECT ANSWER - Emergency Reservoir, auxiliary, brake
cylinder
