TB 70 Metro Blue Line Flashcards
1
Q
What is the primary function of the Los Angeles County Metropolitan Transportation Authority (Metro)?
A
Mass transit system composed of light and heavy rail vehicles, 87 miles of track, and 80 stations
2
Q
How many operating heavy rail lines does Metro currently have?
A
One: Metro’s Red/Purple Line
3
Q
What are the names of the four operating light rail lines of Metro?
A
- Blue Line
- Green Line
- Gold Line
- Expo I
4
Q
How many Metro Rail projects are currently under construction?
A
Five
5
Q
What cities does the Metro Blue Line operate through?
A
- Los Angeles
- Compton
- Carson
- Vernon
- Long Beach
- Florence
- Willowbrook
- Dominguez Hills
6
Q
What is the length of the Metro Green Line?
A
Approximately 17 miles
7
Q
Where does the Metro Gold Line run from and to?
A
From Union Station to downtown Los Angeles
8
Q
What is the projected Revenue Operating Date (ROD) for Phase IIA of the Metro Gold Line Foothill Extension?
A
2016
9
Q
What is the length of the Metro Exposition Line, Phase I?
A
8.5 miles
10
Q
What is the projected ROD for the Metro Exposition Line, Phase II?
A
2016
11
Q
What is the primary purpose of the Metro Regional Connector?
A
To connect Metro’s Gold Line to the 7th Street/Metro Center in downtown Los Angeles
12
Q
What is the length of the Metro Crenshaw/LAX Line?
A
8.5 miles
13
Q
What system do Light Rail Vehicles (LVR) use for power distribution?
A
Catenary System
14
Q
What voltage do Catenary lines operate at for Light Rail Vehicles?
A
750-volt DC
15
Q
What are Emergency Blue Light Stations (BLS’s) used for?
A
To communicate with Rail Operations Control and de-energize the rail in that segment
16
Q
Fill in the blank: The majority of train versus auto incidents occur at _______ sections of the Guideway.
A
at-grade
17
Q
What type of stations and tracks are elevated above the surrounding area?
A
Elevated stations and track
18
Q
What are U-cut stations?
A
Transitional sections of the Guideway that take it from tunnels to at-grade or elevated sections
19
Q
What is the function of milepost markers in the rail network?
A
To indicate distances of not more than 1/10 mile
20
Q
What fire/life safety feature is unique to the 1st Street Tunnel and Flower Street Tunnel?
A
Automatic wet standpipes
21
Q
What type of lighting is provided in Metro Rail tunnels and for how long is the battery backup?
A
Lighting with a minimum of 90 minutes of battery backup
22
Q
What is the purpose of cross passages in Metro tunnels?
A
To transfer passengers or emergency responders from one bore to another
23
Q
True or False: All at-grade stations in the City of Los Angeles have standpipes installed.
A
False
24
Q
What is a Point-of-Safety in subway tunnels?
A
A location that brings patrons out of harm’s way
25
What does an exit sign in subway tunnels lead to?
A Point-of-Safety
26
What is a Point-of-Safety?
A location that brings patrons out of harm’s way
27
What are exit hatches in Light Rail underground stations?
Hatches that mount flush with the sidewalk and are secured from the inside with panic hardware
28
What is the purpose of the Emergency Trip Station (ETS) in Blue Light Stations?
To de-energize traction power to designated track sections
29
What does the Emergency Trip Station (ETS) include?
* A 'mushroom' button
* An Emergency Telephone (ETEL) with automatic ring-down to ROC
30
How is the water supply for light rail stations supplied?
From two separate mains, usually on opposite sides
31
What is required to shut off the entire water supply to a station?
Both valves in the looped system must be closed
32
What does the Under-Car Deluge System do?
Activates automatic sprinklers at track level in the event of an under-car fire
33
How is the Under-Car Deluge System activated?
By depressing a button located at the end of the platform at each Blue Light Station
34
What are the Emergency Ventilation fans used for in light rail stations?
To manage ventilation based on train location, passenger evacuation direction, and Fire Department access
35
Where are the Emergency Management Panels (EMP) typically located?
On the concourse (mezzanine) level or outside the station entrance
36
What does the EMP indicate?
* Location (zone)
* Nature of the alarm
* Status of ventilation fans
37
What communication functions are available at the EMP?
* Public Address System
* Two land lines for external communication
38
What unique feature does the Flower Street Tunnel have compared to other tunnels?
It is a single-bore tunnel, requiring direct attack for fire or rescue
39
How far apart are emergency exits located in the Flower Street Tunnel?
Approximately 800 feet apart
40
What is the role of Blue Light Stations (BLS) at elevated structures?
To provide communication with ROC and de-energize the rail
41
What is the criterion for emergency egress in aerial guideways?
To bring passengers to a Point-of-Safety, not necessarily a public way
42
What is provided for the Arroyo Seco Bridge's water system?
An automatic wet standpipe fed by a 6" main
43
What is the maximum distance between hose valves on aerial guideways?
250 to 300 feet apart
44
What type of emergency lighting is required at elevated structures?
Emergency lighting with a minimum of 90 minutes of battery backup
45
What is the significance of the Blue Light Stations in emergency situations?
They enable communication and control of traction power
46
Fill in the blank: The Figueroa Tunnel does not have a _______.
mechanical ventilation system
47
What is the main access location for Firestone Station?
8615 Graham Avenue, Los Angeles, California 90002
## Footnote
Located at the southwest corner of Firestone and Graham.
48
What is the main access location for Slauson Station?
5585 Randolph Street, Los Angeles, California 90032
## Footnote
Located at the southeast corner of Slauson and Long Beach Avenue.
49
What type of access is available at Blue Line Aerial Stations?
Conventional passenger access/egress via stairways.
50
What type of water system is provided at Blue Line Aerial Stations?
Manual wet (Class I) standpipes located at or near the ends of the platforms.
51
What is the main access location for China Town Station?
Corner of Alameda and College Street.
52
What is the emergency water supply method for China Town Station?
Supplement the water supply using the FDC located near the northwest corner of Alameda and College Street.
53
Where does the China Town Aerial Guideway begin its ascent?
Union Station.
54
What is the maximum height of a Light Rail Vehicle (LRV) when the Pantograph is fully extended?
23' 6".
55
What is the maximum passenger capacity of each LRV?
237 passengers.
56
How many double sliding doors are on each side of the LRV?
Four.
57
What is the purpose of the emergency door release located over each set of passenger doors?
To manually open the doors in an emergency situation.
58
What should you ensure before opening any passenger doors from the interior of an LRV?
That the doors are adjacent to a safe egress location.
59
What type of material are all Metro LRV windows made of?
Polycarbonate (Lexan) material.
60
What is the emergency access method for Siemens P-2000 Light Rail Vehicle?
Lift the cover plate to access the red emergency door release handle.
61
What keys are distributed to fire services for accessing all types of LRVs?
'T' keys and XX-4245 barrel keys.
62
How can you access the Nippon Sharyo P-865 / P-2020 LRV?
By moving the flap to expose a keyhole for the 'T' key.
63
What is the alternative means of access for the Nippon Sharyo LRV?
Removing the large passenger window.
64
What is the emergency access method for Breda P-2550 Light Rail Vehicle?
Lift the cover plate to access the red emergency door release handle.
65
What is the water supply method for the Los Angeles River Bridge?
Automatic wet standpipe provided by a 6” main, fed from the City main on both sides.
66
What is the main access location for Avalon Station?
11667 Avalon Boulevard, Los Angeles, California 90067.
67
What is the main access location for Aviation Station?
11500 Aviation Boulevard, Los Angeles, California 90048.
68
What is the main access location for Harbor/I-105 Station?
11500 S. Figueroa Street, Los Angeles, California 90048.
69
What is the main access location for Vermont Station?
11603 S. Vermont Avenue, Los Angeles, California 90048.
70
What is the main access location for Wilmington Station?
11651 S. Wilmington Avenue, Los Angeles, California 90001.
71
What is the water system provided for Green Line Aerial Stations?
Manual wet (Class I) standpipes located at or near the ends of the platforms.
72
What is the emergency access method for the 101 Freeway Aerial Guideway?
Access gained on foot from abovementioned locations.
73
How can you open the emergency access panel on the 'old vehicle' LRV?
Using a pen or pencil to depress the keyhole.
74
What happens when the red emergency door release handle is lifted?
The adjacent set of passenger doors (Crew Door) will open to approximately 2 to 3 inches.
## Footnote
Manually separate the two doors leafs until the passenger doors are completely open.
75
What should you ensure before opening any passenger doors from the interior?
Be certain that the doors are adjacent to a safe egress location and not adjacent to a flyover/Guideway.
## Footnote
This is to avoid placing egress of the LRV in a dangerous position.
76
How can the crew door be opened aside from using the emergency door release handle?
With a barrel key.
## Footnote
The barrel key switch is located behind a smaller cover plate adjacent to the emergency door release.
77
What is required for the barrel key procedure to operate?
The train must have sufficient air pressure and 37.5 DC battery power.
## Footnote
This is necessary for opening the crew door using the barrel key.
78
What tools can be used to remove the passenger windows if the passenger doors are not accessible?
A large screw driver.
## Footnote
The screwdriver is used to pry out the zipper on the window seal.
79
What is the burn-through threshold time for the floors of the LRV?
Sixty (60) to ninety (90) minutes under normal conditions.
## Footnote
This applies except in extreme fire conditions.
80
What voltage do trains on the Light Rail Lines operate at?
750 volts of direct current (DC).
## Footnote
This power is distributed through an Overhead Catenary System (OCS).
81
What should be considered about Traction Power Substations (TPSS)?
They should be considered energized at all times.
## Footnote
TPSS are located at approximately one mile intervals along the railway.
82
What is the purpose of the ETS push button located at TPSS?
To de-energize the OCS from that substation and the substations on either side.
## Footnote
This should only be used if contacting ROC is not possible and time is critical.
83
How long is the information stored in the Digital Video Recorders (DVR’s) on LRV’s?
Approximately five to six days.
## Footnote
This depends on the usage of in-service hours of the LRV.
84
What should first responders assess upon arrival at a Light Rail Train (LRT) incident?
The need for additional resources, life safety, and incident stabilization.
## Footnote
They should also consider requesting the train operator to lower the pantograph.
85
Where is the pantograph located on the LRV?
On the roof of the 'A' section of the car.
## Footnote
Each LRV can be operated with a single pantograph.
86
What should be done if the pantograph is entangled with the OCS?
Contact the ROC to have them remotely de-energize the OCS in the area.
## Footnote
This is for first responder safety.
87
What is the maximum operating length of a train made up of LRV’s?
270 feet, consisting of three LRV’s coupled together.
## Footnote
Each LRV has one pantograph on the roof of its 'A' section.
88
What is the purpose of the auto-locking mechanism on the pantograph?
To secure the pantograph in the down position after lowering.
## Footnote
Failure to engage the lock can cause the pantograph to rise again.
89
What components are part of the Overhead Catenary System (OCS)?
* Messenger Wire
* Hanger
* Contact Wire
## Footnote
These components work together to deliver power to the train.
90
What should first responders do if the pantographs are not lowered by the train operator?
Request the train operator to lower the pantographs electronically or access the cab with a XX-4245 barrel key.
## Footnote
If the key is unavailable, breaking the train operator's cab door window may be necessary.
91
What is the manual method for lowering the pantograph of the P-2000 LRV?
Use a hand crank located behind the third upper compartment.
## Footnote
Insert the crank into the ceiling opening and turn to lower the pantograph.
92
What should be done after the pantograph has been lowered?
Do not climb on top of the LRV's 'A' section in and about the pantograph for at least five to fifteen minutes.
## Footnote
This is to ensure that the area is safe due to capacitors.
93
What is the method for manually lowering the pantograph on the P-865 and P-2020 LRV’s?
Use a foot pump located beneath the second forward-facing seat behind the train operator.
## Footnote
Pump for approximately 20 to 25 motions until the pantograph is down.
94
What indicates that the pantograph is lowered on the LRV?
The air conditioning unit shuts down and the lighting intensity in the passenger compartment is reduced.
## Footnote
This indicates that the pantograph has been successfully lowered.
95
What is the initial step to manually lower the pantograph of the P-2550?
Access the hand crank located at the 'A' section behind the seat in the train operators cab.
96
What tool is required to access the train operators cab?
XX-4245 barrel key.
97
What should you do if you do not have the XX-4245 barrel key?
Break the train operators cab door window to gain access.
98
How do you engage the clutch of the hand crank?
Insert the tip of the hand crank and push upwards while turning the crank.
99
What indicates that the pantograph is completely lowered?
A thud sound on the roof of the LRV and the air conditioning being off.
100
What must be visually checked to confirm the pantograph is lowered?
Walk outside the LRV for a visual check.
101
What voltage is removed from the LRV when the pantograph is lowered?
750 VDC.
102
What is the DC battery power maintained by the LRV after lowering the pantographs?
37.5 DC battery power.
103
What equipment onboard the LRV uses the 37.5 DC battery power?
* Interior lighting
* Doors
* Unit for raising and lowering the pantograph.
104
What is the consequence of disconnecting the batteries under load?
It is not allowed as it can be dangerous.
105
Where are the Nickel Cadmium batteries located for the P-865/P-2020?
On the right side of the 'B' section.
106
What temperature can the braking resistors reach on the roof of an LRV?
Between 400 and 500 degrees Fahrenheit.
107
How long should you wait before safely accessing the roof of an LRV after pantograph lowering?
Five to fifteen minutes.
108
What must be de-energized before engaging in certain activities near the Overhead Catenary System (OCS)?
Traction power to the OCS.
109
What is the role of the Emergency Management Panel (EMP)?
Consolidation of all necessary equipment for control and communication facilities needed for emergency situations.
110
What does Emergency Trip Stations (ETS) provide for emergency personnel?
Communication with Rail Operations Control (ROC) and the ability to disconnect traction power.
111
What is the maximum operating speed of the vehicles on the Metro Rail?
55 mph.
112
What is the minimum speed on shop tracks or 90-degree curves on City streets?
5 mph.
113
What should be done to warn or stop oncoming rail traffic during an incident?
Use flares or red flags spaced approximately 800' in both directions.
114
How far should you allow clearance between yourself and LRV’s?
10'.
115
What should be observed during a size-up of an incident?
* Location of incident
* Number of vehicles
* Condition of vehicles
* Condition of the OCS
* Visible damage and obstructions
* Ensure the Pantograph is down.
116
What happens to the interior power supply after the pantograph is lowered?
On-board batteries continue supplying 37.5 volts DC.
117
What are the consequences of smoke from structure fires in relation to train operations?
It can reduce visibility, hampering the Train Operator’s ability to react.
118
What are the ancillary spaces in a station?
* Power
* Communication
* Mechanical and operational control rooms.
119
What is the function of the Rail Operations Control (ROC)?
Fundamental emergency coordination for all rapid transit facilities.
120
What is the purpose of the Overhead Catenary System (OCS)?
To transmit 750 volt, direct current from the Traction Power Substation to the vehicles.
121
What is a Pantograph?
An overhead mechanical arm attached to the vehicle to collect power from the OCS.
122
What does the term 'Right-of-Way' (ROW) refer to?
A dedicated thoroughfare used exclusively for the commuter rail system.
123
What are the main functions of power, communication, mechanical, and operational control rooms?
They manage system operations and ensure safety and efficiency.
124
What type of fire protection systems are installed in ancillary spaces?
Automatic fire protection systems.
125
What consists of the concourse (mezzanine) and platforms in public areas?
They are designed to facilitate fare collection and the rapid movement of patrons.
126
What is a Tail Track?
Isolated portions of the Metro Rail Track for temporary storage or repair of Metro Rail Cars.
127
What does TPSS stand for?
Traction Power Sub-Station.
128
What is the function of a Traction Power Sub-Station (TPSS)?
It brings power into the system, converts it to 750-Volt Direct Current (VDC), and distributes it to the Overhead Catenary System (OCS).
129
Fill in the blank: The portion of the transit line included within right-of-way fences, outside lines of curbs or shoulders, and underground tunnels is known as the _______.
[Trainway]
130
What are the components included in the Trainway?
Right-of-way fences, curbs or shoulders, underground tunnels, cut or fill slopes, ditches, channels, waterways, and all appertaining structures.
131
