Under River Rail Flashcards
Where should personnel and evacuating passengers walk in a NYCT subway tube?
walk in the area outside the rails, opposite to the 3rd rail (be aware the 3rd rail alternates sides as it goes through the tube)
Do most under water tubes have access to the adjacent tube?
no
Where are the only openings for air flow in under water tubes?
ends of the tube (a disabled train in a tube will impede air flow)
Where is the location, in most cases, of the last emergency exit and the last crossover to the adjacent tube?
at the tunnel-to-tube transition area (the point where the underground tunnel connects to the under river tube)
What are the shapes associated with the the tunnel-to-tube transition area?
Square underground tunnel going to round under river tube
Both standard emergency exit doors (flush with sidewalk) and upright vertical emergency exit doors are opened up with which key?
subway emergency key (triangle key)
How many points does the Billy Bar have?
2
Is the Billy Bar essential?
no, it is not essential, but it does aid in opening the doors more quickly and easily
Exit stairs are constructed of either concrete or metal, which are steeper?
metal stairs are often steeper, with open treads
What will provide illumination without adding extra heat?
glow sticks
What is the most common configuration for a crossover in a under river tube?
Track level – the emergency exit stairway comes down to a platform in between two tracks
All under river standpipes in the NYCT system are?
Wet
Standpipes are fed how?
city-main fed (no pumps to augment pressure)
Siameses are usually located where?
at the emergency exit closest to the river
2.5” outlets are located every _________ ft throughout under river tubes?
200’
Section valves are located approximately every _________ feet apart?
600’
Where are sound-powered phone jacks located?
at standpipe outlets (except Joralemon tube)
Where are the power removal boxes (“blue light”) located?
every 600’
Where are the Emergency Evacuation Devices (EED) located in an under river tube?
both ends of each under river tube at the base of the emergency exits
What is the primary method for moving patients and equipment?
Rail carts
What type of fire extinguisher is found at the power removal box?
20 pound dry chem
What is the Nolan Rail Cart constructed of and where is it assembled?
aluminum and assembled at track level
What remains the basic means of communication in the subway system?
Handi Talki Relay
Where should you not use a post radio in an under river tube?
in immediate vicinity of signals, communications equipment, or train operator cabs