Under River Rail Flashcards
Under river rail- t/f. the subway repeater often has breaks between repeater zones inside under river tubes.
True
Under river rail- t/f sound powered phone jacks are always located at standpipe outlets?
False- usually located at standpipe outlets
Exception is morale on tube
Under river rail- t/f there are no repeater antennas at most emergency exits and no repeater coverage inside most emergency exit stairways?
True
Under river rail- T/F A H.T relay on the command channel shall be used?
False tactical channel.
Under river rail- T/F all NYC under river tubes have reversible fans at both ends?
False their are exceptions
Under river rail- at under river tubes if their is reversible fans where will they be located?
Fans will usually be in the vicinity of the emergency exit nearest to the water
Under river rail- T/F when evacuating passengers, you should walk them between the running rails.
False. It is unsafe to walk them between running rails due to drainage equipment (trough) evacuate them outside of running rail opposite the 3rd rail
Under river rail- where are standpipe Siamese usually located?
They are usually located at the emergency exit closest to the river
Under river rail- 2 1/2 outlets are located every _____ft
Sectional valves are located every _______ ft
2 1/2- every 200 ft
Sectional valves every 600 ft
Under river rail- T/F TA portable radios will work above ground?
False May not work above ground
Under river rail- how do you call a blue light phone from outside the system?
Dial 1 + area code and 3 digit exchange and 4 digit number
Under river rail- what should initial actions be focused on?
Initial actions should be focused on self evacuating passengers. Do not commit too far into the tracks.
Under river rail- ensure power removal in affected tube or the entire system?
In affected tube
Under river rail- evacuate passage towards supply mode or exhaust mode fans?
Supply
Under river rail- who is used for recon?
Squad and rescue
Under river rail- T/F passengers may be directed to walk along the tracks to the nearest station
True
Under river rail T/F. A rescue train is not always the quickest option. It takes time to put into operation.
True
Under river rail. T/F you can use sked stretchers to move patients long distances.
True
Under river rail. What tool should ladder companies carry for EED.
Bolt cutters
Note.
Electric fires may generate thick irritating smoke. Do not enter hazardous location immediately.
Note
Under river rail- what can water flow be caused by?
A rupture standpipe or a failure of the tube wall.
Under river rail- what can be used to identify the location of the incident?
Standpipe outlet #
Column #’s on column walls
Signal #’s attached to signal lights (white numbers on black background)
Under river rail- T/F. the ventilation fan number can be used to help identify the location of the incident?
False. Their are no numbers associated with the ventilation fans in under river rail tubes. No fans or duck work inside the tube.
Under river rail- operational guides are two sided documents. Where would you find information about the land si
Lied of the tube?
On the lower corner
Under river rail- how many sets of tubes are their throughout the NYC systems.
14
Under river tubes- what shapes are tubes?
Cylindrical in shape
What are tubes constructed of?
Brick, concrete or tubular cast iron. Most tubes were bored into solid bed rock but a few tubes run through composites of clay, sand and silt.
T/F most under river tunnels actually consist of two separate structures referred to as tubes.
True
Most tubes are how many feet wide?
14&19 ft wide, which is only large enough to contain 1 track.
Under river rail- T/F the 3rd rail alternates sides as it goes through the tubes?
True
Under river rail- are their crossovers between tracks?
Generally no crossovers between tracks.
What are the distance of the under rail tubes?
650 ft to 1 mile
Under river rail- T/F their is limited room to operate on the side of the track. In under river tubes the only openings for air flow are at the ends of the tubes. A disable train in a tube will impede air flow.
True
Note
In underground tunnels if exhaust fans are operating, make-up air can be pulled from many open areas.
Note
T/F most tubes have no access to the adjacent tube throughout the underwater areas. Tunnels also have no access to adjacent tracks.
False. Tunnels have numerous crossovers between tracks . In most cases you can operate from the sides of a train.
How do you identify a tunnel going into a tube?
When a square underground tunnel section connects to the round under river tube. In most cases it is the location of the last emergency exit.
Under river rail. Standard exit doors are flush with the sidewalk. How are they opened?
They are opened with a subway emergency tool, (the triangular key)
What is the billy bar used for?
Used for emergency exits to prevent movement
Under river rail- crossovers associated with emergency exits are usually located where.
At track level and at the end of each tube.
Under river rail- T/F metal stairs are often steeper with open thread. The depth of the pitch of the stairs corresponds to the depth of the under river tube, which range from 24 to 130 ft deep.
True dat
Under river rail- how should you provide light at these incidents?
Glow sticks will provide illumination without adding extra heat.
Under river rail- crossover at track level is the most common configuration. Where else might they be?
They may be one or more levels above the tracks.
Are under river standpipes wet or dry and can we augment the pressure?
All under river standpipes are wet standpipes, are city main fed and their are no pumps to augment pressure.
Under river rail- Siamese are usually located where?
At the emergency exit closest to the river
Under river rail. T/F in all cases check the sign attached to the Siamese to ensure that the correct system is supplied?
True
Under river rail- where are sound powered phone jacks located?
Standpipe outlets
Under river rail- can the standpipe outlet number be used to pinpoint the location of the incident
Yes it can you jerks
The power removal box is located every _____ ft. What kind of extinguisher is at the power removal box?
600ft.
20 lbs dry chemical extinguishers
Under river rail- where are EED located?
EED are located at both ends of each under river tube at the base of the emergency exit. Keys are located at the token booth. Bolt cutters or forcible entry will work.
How do you use EED to move passengers from 1 train to another
With the flat side up
Where are Nolan rail carts assembles and what angle do you use?
They are set up at track level and 45 degree angle.
Under river rail- who is power removal confirmed through?
The borough dispatcher
Under river rail- who carried portable radios?
Portable radios are carried by conductors, train operators and TA supervisors.
Can a blue light phone call outside the system?
A blue light phone cannot be used to call outside the system but can receive calls from outside the system.
Operational guides are two-sided documents
Side a=
Side b=
Side a- photos pictures and maps
Side b- crossover locations in relation to tracks. Diagram of the tube.
Under river rail- sound powered phone jacks are every _______ft
-blue light phone is every ______ft
Sound powered- 200ft
Blue light- 600ft
Under river rail- indicators of a serious incident include all except?
A. Unusual smoke or vapor in the station
B. train stuck in the tube.
C. Information from 1 source.
D. Reports of numerous sick or overcome passengers.
C. Information from several sources, possibly from both sides of tube.
When doing a size up in under river rails what is the acronym that we use?
LIVES L- location of incident I- incident information V- ventilation E- evacuation S-safety
Evacuation should take place away from any fan operating in _______ mode.
Exhaust mode
T/F structural collapse is a unified command?
False single FDNY command.
Under river rail- how do you bring supplies and equipment?
Use rescue trains or rail cart
Under river rail Place in order for victim removal. A. Non- ambulatory B. ambulatory C.deceased D. Victims requiring extrication
Ambulatory
Non-ambulatory
Victims requiring extrication
Deceased
Under river rail- the decision to move passengers along the track to the nearest station will be based on what?
Travel distance, patient condition and the status of the third rail power.(not location of the standpipe)
Under river rail- when two emergency exit stairs are present what do you do?
Allow passengers to evacuate first. Designate 1 evacuation and 1 attack stairway.
Under river rail- victim removal relay teams may be used to remove what type of victims?
Non-ambulatory victims
Under river rail- t/f sked stretchers are useful to move patients long distances over difficult terrain
True
Under river rails- what is the primary method for moving patients and equipment? This was the first question on the last LT exam.
Rail carts, which ride on the tracks. Rescue trains take time to put into operation. Useful to remove non-ambulatory victims.
Under river rail- in additional to scba and spare cylinders, all units ordered to operate inside under river tubes shall be equipped with what?
Apr adaptor and canisters to protect eyes and respiratory tracks from steel dust and other contaminants.
Under river rail- engine will most likely stretch from where and use what kind of nozzle?
Stretch from the standpipe outlet and use an FT-2 nozzle
Under river rail- atmospheric monitoring can be performed by who?
By SOC support ladders.
Under river rail- in addition to the third rail 1,000 volt lines may run throughout the tubes at ceiling level. Are these lines deactivated by routine requests for power removal
These lines are not deactivated by routine requests for power removal
