FRA Track & Roadway Safety 3

Question 1

When a track inspector identifies a condition that requires an emergency speed restriction, the restriction is effective:

Accepted Answer

Immediately upon discovery

Answer

Emergency speed restrictions take effect immediately upon discovery of the hazardous condition to prevent accidents.

Question 2

Which type of crosstie condition is considered a 'Class 1' defective tie under FRA standards?

Accepted Answer

A tie that is split and cannot hold a spike

Answer

A tie that is split or deteriorated to the point where it cannot hold a spike to maintain gage is classified as defective and must be replaced.

Question 3

Superelevation on a curved track is designed primarily to:

Accepted Answer

Counteract the centrifugal force on trains traveling through curves

Answer

Superelevation (banking of the outer rail) is used to counteract centrifugal force and allow trains to traverse curves safely at higher speeds.

Question 4

What is the purpose of a joint bar in track construction?

Accepted Answer

To connect two rail ends together and maintain alignment

Answer

Joint bars (also called splice bars or angle bars) are bolted at the rail ends to connect them and maintain lateral and vertical alignment.

Question 5

Under FRA rules, which of the following conditions would result in a track being removed from service?

Accepted Answer

A gage deviation of 1 inch over the allowable limit on any class of track

Answer

A gage deviation exceeding the allowed tolerance by 1 inch is a condition that makes a track segment unfit for any service.

(FRA) Federal Railroad Administration Certification Practice Test