FRA Passenger Equipment Safety Standards 2

Question 1

Under 49 CFR Part 238, what structural principle must be maintained to protect passengers during a collision?

Accepted Answer

The occupied volume of the car must maintain its structural integrity

Answer

The entire car body must crumple uniformly to absorb energy

Answer

Roof panels must be sacrificial to allow emergency escape

Answer

Floor assemblies must detach to lower passengers to ground level

Question 2

What does 49 CFR Part 238 require of passenger equipment coupling systems?

Accepted Answer

Coupling systems must prevent unintended separation during normal operations

Answer

Only magnetic coupling systems approved after 2010 may be used

Answer

Tight-lock Type H couplers are mandatory on all passenger cars

Answer

Chain-and-pin systems are required for heritage passenger equipment

Question 3

Under 49 CFR Part 238, what is the requirement for passenger car trucks (bogies)?

Accepted Answer

Trucks must be inspected at prescribed intervals and meet dimensional safety standards

Answer

Trucks must be replaced after every 50,000 miles regardless of condition

Answer

Truck inspections are optional if no defects are visually apparent during boarding

Answer

Only wheel diameter is measured; other truck components are not federally regulated

Question 4

Which FRA Part 238 requirement applies specifically to cab cars operating in push-pull passenger service?

Accepted Answer

Cab cars must meet additional structural and operator visibility requirements at the controlling end

Answer

A powered locomotive must be physically attached to the cab car at all times

Answer

Cab cars are prohibited from leading consists at speeds exceeding 60 mph

Answer

A second qualified engineer must be present in the cab whenever the cab car is leading

Question 5

What is the primary safety function of the trainline system required on passenger equipment under 49 CFR Part 238?

Accepted Answer

To enable emergency braking and control communications throughout the entire train

Answer

To supply 120-volt AC power to passenger seat outlets and lighting

Answer

To connect fuel lines between the locomotive and passenger cars

Answer

To transmit real-time GPS location data to the dispatching center

Question 6

Under FRA Part 238, which of the following are included as secondary emergency exits on passenger cars?

Accepted Answer

Operable windows and roof hatches in addition to primary side doors

Answer

Only the end vestibule doors that connect adjacent cars

Answer

Luggage compartment doors large enough for passenger egress

Answer

The locomotive cab door accessible from the passenger seating area

Question 7

Under 49 CFR Part 238, a passenger car wheel must be removed from service if its flange height exceeds what measurement?

Accepted Answer

1.5 inches

Answer

1.0 inch

Answer

1.25 inches

Answer

2.0 inches