FRA Passenger Equipment Safety Standards

Question 1

Under 49 CFR Part 238, what is the minimum static end compression load that Tier I passenger car end frames must be designed to withstand?

Accepted Answer

800,000 lbs

Answer

Part 238 requires Tier I passenger car end frames to withstand a minimum static end compression load of 800,000 lbs to protect the occupied volume in a collision.

Question 2

What is the minimum duration that emergency lighting must remain functional on a passenger car following loss of normal power under FRA Part 238?

Accepted Answer

90 minutes

Answer

FRA Part 238 requires emergency lighting to remain operational for at least 90 minutes after loss of normal power to support safe passenger evacuation.

Question 3

Under 49 CFR Part 238, how must emergency exits on passenger cars be marked?

Accepted Answer

Conspicuously marked to be visible from both inside and outside the car

Answer

Part 238 requires emergency exits to be conspicuously marked so they can be identified from both inside and outside the passenger car under emergency conditions.

Question 4

What is the primary safety purpose of anti-climbing devices required on FRA-regulated passenger equipment?

Accepted Answer

To prevent cars from overriding one another during a collision

Answer

Anti-climbing devices prevent passenger cars from overriding (riding up on top of) adjacent cars in a collision, preserving the occupied volume and protecting passengers.

Question 5

Under 49 CFR Part 238, which classification describes 'Tier I' passenger equipment?

Accepted Answer

Equipment operating at speeds up to 125 mph

Answer

Tier I under Part 238 covers conventional passenger equipment operating at speeds up to 125 mph and must meet the associated structural and safety standards.

(FRA) Federal Railroad Administration Certification Practice Test

(FRA) Federal Railroad Administration Certification Practice Test

FRA Passenger Equipment Safety Standards