*TB 70- Metro Rail Blue Line Flashcards
Metro blue line:
Along the mid-corridor there are intersections equipped with crossing gate arms, flashing lights and bells which are automatically activated when the train is about ____ feet from a crossing. The time between warning device activation and train arrival is approximately ___ seconds.
- 500 ft
* 20 sec
Metro blue line:
On station platforms built above ground level, ____ (wet/dry?) risers with ____ inch outlets are provided for fire department connection.
Dry
2 1/2”
Metro blue line:
At the blue line subway station and trail track there are 5 emergency exits found on opposite sides of the tunnel and spaced approximately ___ feet apart
800 ft
Metro-rail blue line subway:
Tunnel emergency walkways run parallel to the tracks on the (metro-rail cars) outboard side, and are ____ inches in width.
30”
Metro blue line:
In the metro-rail tunnel, spaced approximately ___ feet apart there is either a 2-1/2 inch wet standpipe outlet at track level, or a 2-1/2 inch wet standpipe outlet in an emergency exit. An audio jack for a sound powered phone is also provided.
250 ft
Metro blue line: Tunnel ancillary (non-public) areas are protected by overhead automatic sprinklers; the exceptions are the Train Control and Communications Room which has a \_\_\_\_ System, and the Department of Water and Power vault which is equipped with a fire detection system only. The Auxiliary Power Rooms are protected by \_\_\_\_\_ (type?) sprinklers.
- halon
* pre-action
Metro blue line:
In the metro-rail tunnel, the public use areas are not sprinklered, but will have hose cabinets spaced not greater than ____ feet apart. What does each hose cabinet have?
- 250 ft
* 2-1/2” outlet for LAFD use, 1-1/2” hose for occupant use, and a fire extinguisher.
Metro blue line:
A manually activated under-car ____ sprinkler system, protects portions of the Blue Line track where the train would normally expect to stop; such as the subway passenger loading platform and the subway tail track
Deluge
Metro blue line:
In the metro-rail subway station, the _____ panel is similar to an annunciator panel. It indicates the location(zone) and nature of the alarm, and status of ventilation fans
Emergency Management Panel (EMP)
Metro-Rail blue line subway station:
From the Emergency Management Panel, a member will be able to control/override what 3 things?
- ventilation fans
- recall the elevators
- stop the escalators (downward flight only).
The metro-rail blue line uses a “_____” (light/heavy rail?) car.
Light-rail
Metro-rail blue line:
The ends of the light-rail car are referred to as the ___ and ___ ends.
Which end serves as the point of attachment for the pantograph?
- “A” & “B” ends
* “A”
Metro-rail blue line:
Each rail car is ___ feet long, approximately ___ feet wide and the height, measured from the top of the tracks to the roof of the train, is ___ feet.
- 90 long
- 9 wide
- 11 1/2 high
Metro-rail blue line:
From the floor of the rail-car to the railroad bed is ___ inches.
39”
Metro-rail blue line:
The rail-car maximum height is ___ when the pantograph is fully extended
23’6”
Metro-rail blue line:
There are four double sliding doors on each side of the “light rail” car and they measure what height and width?
6’6” high by 4’ wide
Metro rail blue line:
There are two door releases accessible from the exterior of the light-rail car. Emergency personnel may open this panel without a key, by using an implement such as a ____ or ____
Pen or pencil
Metro-rail blue line:
All interior and exterior windows of the rail car are made of ____ material. What are the two ways to gain entry into these windows per TB #70?
Polycarbonate (lexan)
Entry with carbide-tip rotary saw or removing the weather stripping around the window.
Trains on the Metro Blue Line are powered by ___ volts of direct current, distributed to the cars by an Overhead Catenary System
750v
Metro rail blue line:
Emergency Trip Stations are located at Traction Power Substations and identified by a ____, which is visible above the roof of of the Traction Power Substation structure.
Blue light
Metro rail blue line:
The height of the Overhead Catenary System varies from ___ to ___ feet
18-22 ft
Metro rail blue line:
The foot pump to manually lower the pantograph is located where?
Under the second forward facing seat (left side) of the car’s “A” section.
(When lowering pantograph listen for the lock to click)
Metro rail blue line:
What are the two ways to lower the pantograph during a rail car emergency?
- Electronically from operators cab
* manually via a foot pump
Metro rail blue line:
Lowering the pantograph will de-energize the train, but on board batteries will continue supplying ___ volts DC to the interior lighting system, doors, radios, and the unit thatlowers the pantograph
37.5v
