*TB 45- Railroads

Question 1

Railroads:

The ____ is the shipping paper of the railroad.

Answer 1

Waybill

Question 2

Railroads:
Included on the waybill is the Standard Transportation Commodity Code. If the STCC number begins with the digits ____, the product is a hazadous material.

Answer 2

49

Question 3

Railroads:

A train _____ (sometimes called wheel report) is a computer generated list of cars beginning with the locomotive and listing each car in sequence by number to the caboose. On this list, placarded cars will be indicated as such. It is found in the caboose with the waybills

Answer 3

Consist

Question 4

Railroads:

When requested, railroad police can usually reach your location within ____ mins

Answer 4

20 mins

Question 5

Railroads:

Railroads have contingency plans for putting together Emergency Action Teams comprised of specialized manpower and equipment. A minimum ___ hour response time is to be expected

Answer 5

2

Question 6

Railroads: Rail car air brake system

Connections are made between cars by flex hose and quick disconnects called ______. They are designed to disconnect automatically as cars pull away from each other during uncoupling.

Answer 6

Gladhands

Question 7

Railroads:

A hand brake wheel or ratchet is located at the “B” end of the car. “B” stands for ____ end of the car

Answer 7

Brake

Question 8

Railroads: Rail car air brake system
-True or false?
You may manually separate the air hoses when uncoupling cars.

Answer 8

False,
Make no attempt to separate the air hoses when uncoupling cars. Separation underpressure can be violent and cause serious injury. Disconnection will occur with car separation, and if you are positioned at the cut lever, you are at a safe distance.

Question 9

Railroads: moving rail cars

Once a rail car has been separated from another car, prying with the _____ under a wheel will start movement and a series of pinching moves will maintain momentum.

Answer 9

Jumbo bar

Question 10

Railroads:

It is recommended that ____ miles be alloted for stopping a train. A standard red fusee placed between the tracks will cause the engineer to stop the train and investigate the problem. Best method is with member waving fusee

Answer 10

1-1/2

Question 11

Railroads: Rail cars

The truck or wheel assembly and car body are connected by an ____ inch long, _____ inch diameter pin

Answer 11

• 18”

* 1-3/4”

Question 12

Railroads:

A common problem in derailments is the separation of trucks from car bodies. A vertical shift of about ___ inches will allow separation at this pin

Answer 12

6”

Question 13

Railroads:

Refrigeration cars have two diesel fuel tanks totaling ____ gallons beneath the car body

Answer 13

500 gal

Question 14

Railroads:

Frequently, with loads of grain, the Hopper car is fumigated with a poison gas and the car is so labeled with warning signs. This fumigation retains its toxicity for approximately ___ hours.

Answer 14

72

Question 15

Railroad:

Locomotives used in this area are diesel-_____ locomotives

Answer 15

Electric

A diesel engine drives an alternator which supplies power to electric traction motors at the wheels

Question 16

Railroads: Locomotives

A single unit can have 6 axles, weigh _____ lbs., have an engine of 20 cylinders and produce 3600 horsepower. It is common to have more than one unit pulling a train.

Answer 16

400,000

Question 17

Railroads:

Locomotives have fuel tanks sized from _____ to _____ gallons

Answer 17

1500-4000

Question 18

Railroads: Locomotives

Power for the traction motors comes from a ____ volt alternator.

Answer 18

650

Question 19

Railroads:

Another source of combustible liquid carried on locomotives is the ____ to _____ gallons of lube oil carried in the crankcase.

Answer 19

250 to 400

Question 20

Railroads:

How many emergency fuel cut-off switches are available on a locomotive?

Answer 20

3

Two are located outside and adjacent to fuel fill openings on either side. A third is in the cab near the engineers station at the electrical panel.

Question 21

Railroads: locomotives

After activating one of the emergency fuel cut-off switches, expect up to ___ seconds for the engine to stop.

Answer 21

30

With the engine stopped, all electrical systems will be off except for the 74 volt battery system

Question 22

Railroads:

A minimum of ___ extinguishers are located for easy access on each locomotive

Answer 22

3

Question 23

Railroads: tank cars

Shell thicknesses range from between ____ to ____ of an inch, depending upon product and pressure requirements.

Answer 23

3/16” to 7/8”

Question 24

Railroads: tanker cars
All tanks are provided with either a relief valve or rupture disc to relieve excessive pressures.
-Relief valves can have ratings from between ___ to ___ psi.
-Discs rupture from between ___ to ___ psi.

Answer 24

• 35-450 psi

* 45-75

Question 25

Railroads: Pressurized cars carrying flammable gasses are required to have head shield protection. Head shields (additional armor plate), protect the lower half of the end of the tank with an additional ____ inch of steel

Answer 25

1/2"

Question 26

Railroads: tank cars Tank cars can be divided into what three categories?

Answer 26

* pressurized * non-pressurized * cryogenic

Question 27

Railroads: Pressure safety devices in pressure cars are ___ psi or higher

Answer 27

75

Question 28

Railroads: Tanktrains are an interconnected series of tank cars in a unit train that are loaded and unloaded by use of a single connection. Cars are interconnected by a ___ inch flex hose and have pneumatically controlled isolation valves

Answer 28

10"

Question 29

Railroads: tank cars When the decision has been made to initiate firefighting, approach and take positions that will avoid what area of the cars?

Answer 29

The domes and ends of the car The domes are where pressure relief devices will be located and the ends are considered a weak point if the tank fails

Question 30

Railroads: tanker cars Where on the tanker car should water be applied if in need of cooling?

Answer 30

The vapor space of the tank

Question 31

Railroads: tanker cars Safety devices, rupture discs or relief valves, are designed to operate at ___% of tested tank pressure

Answer 31

75

Question 32

Railroads: tanker car For a tanker car that is relieving excess pressure; a nearby blue-red, snapping, smokeless flame indicates the tank is almost ____ and cooling water at this point could reduce pressure and draw the flame inside the tank causing an explosion.

Answer 32

Empty

Question 33

The shortest period of time recorded for a BLEVE to occur was ____ minutes after exposure to fire.

Answer 33

18 min

Question 34

Evacuation of ____ feet in all directions is considered minimum when dealing with a potential BLEVE.

Answer 34

3,000 Fragments have gone in every direction and large sections have traveled as far as 2500 feet.

Question 35

To cut the 480v AC electricity on Amtrak trains: •On Amfleet cars, this switch is located outside and under the car body where two battery boxes are marked. •On Superliner cars this switch is located inside a panel behind a side entrance door. Access to this panel is by a special latch. A pencil pushed into the round keyhole will operate the latch. Batteries on Superliner cars are at the ____ end and reached through exterior side access doors

Answer 35

B

Question 36

Railroads: DOT placarding is not required for shipments that do not exceed _____ lbs. and are transported in trailers on flat cars (TOFC) or containers on flat cars (COFC).

Answer 36

1000 lbs