Right Of Way

Question 1

The track bed may consist of____or_____ and ties

Answer 1

concrete, ballast

Question 2

the construction of the floating concrete slabs support pads are_____ round by _____thick and support the concrete

Answer 2

6ft round

3 ft thick

Question 3

the running rails used by metro are continuous welded steel rails

Answer 3

true

Question 4

in some instances a floating concrete slab may be used to lessen_____and _____

Answer 4

vibration, noise

Question 5

the running rails act as the _______for the electric traction power system

Answer 5

negative return

Question 6

_______,______,_______ are all terms for switches

Answer 6

shunt, interlocking, crossover

Question 7

a _____ is a point where the train can move from one track to another

Answer 7

switch

Question 8

the switches in the metro system use _______ electric power to operate

Answer 8

AC

Question 9

switches are controlled by_______and are activated by computer

Answer 9

occ

Question 10

cribbing used to block a switch should be in ____,_____,________ size with an angled point at one end

Answer 10

2x4,4x4,6x6

Question 11

_______are a system of measurement along with right of way

Answer 11

chain markers

Question 12

chain markers are located every_______ feet along with line

Answer 12

100

Question 13

the letter in the chain marker identifies the _________

Answer 13

route

Question 14

the first number in the chain marker identifies the ___________

Answer 14

track

Question 15

the color in the chain marker identifies the __________

Answer 15

line

Question 16

the series of numbers at the bottom of a chain marker identify the

Answer 16

distance from the center hub

Question 17

chain markers will be found on ____ along the At grade or elevated right of way and found on______ in the tunnels

Answer 17

post, walls

Question 18

all tunnels are equipped with ____ lights

Answer 18

fluorescent

Question 19

the maximum travel distance to any emergency exit shaft will be_____feet

Answer 19

1250

Question 20

double width box tunnels are______feet wide

Answer 20

29

Question 21

horseshoe tunnels are carved out of rock and are _____ feet wide

Answer 21

15

Question 22

the safety walk is _____inches

Answer 22

22

Question 23

station exit signs have_____ inch red letters on a white background

Answer 23

6”

Question 24

at grade stations contain_____standpipe systems

Answer 24

dry

Question 25

Aerial stations contain_____standpipe systems

Answer 25

dry

Question 26

tunnels contain_____standpipe systems

Answer 26

dry

Question 27

toe hold and grab rails are located every _____ feet along the safety walkway

Answer 27

30

Question 28

The (distance to station) or exit signs have a white background with 2 1/4" _____ colored letters

Answer 28

Red

Question 29

distance to station or exit signs are located about every______feet in the tunnels

Answer 29

800

Question 30

The (distance to station) exit signs are ____ft in size and are mounted parallel to and on tunnel walls

Answer 30

2x3ft

Question 31

the remainder of the walkways that appear in the underground portion of the system are______inches below the level of the rail car exit doors

Answer 31

39 inches

Question 32

box tunnels can be configured in double track widths that have a poured concrete wall between the tracks and the crossover access every ___feet of run

Answer 32

25 feet

Question 33

box tunnels are dug from the surface and then covered with earth and are________wide

Answer 33

13 X 9 ft

Question 34

circular tunnels are bored through earth and are_______ wide

Answer 34

16ft 6"

Question 35

the three types of tunnels

Answer 35

circular, horseshoe, box

Question 36

no clearance signs will appear every ___ feet of areas of no clearance

Answer 36

50 feet

Question 37

danger high voltage signs are located approximately every _____feet along the right of way

Answer 37

250 feet

Question 38

underground stations contain _____standpipe systems and should have appropriate signage

Answer 38

wet

Question 39

lights are spaced at ____ foot intervals above the safety walkways

Answer 39

40

Question 40

in the event electrical power is lost, every______fluorescent light is fed by emergency battery power

Answer 40

4th

Question 41

if electrical power is lost fluorescent lights will be on every _______ feet

Answer 41

160

Question 42

110 volt 30 amp three prong outlets are located under every_______fluorescent light

Answer 42

other

Question 43

the at grade right of way is protected by _____ ft chain link fences with barbed wire

Answer 43

6ft

Question 44

emergency access gates are located every _____ ft along with at grade right of way

Answer 44

800

Question 45

a yardmaster is on duty ______ hours

Answer 45

24

Question 46

the aerial or elevated right of way safety walkway is 22 inches and normally ______tread

Answer 46

diamond

Question 47

each gate is locked with a _____requiring a 2529 or A389 key, both found on the metro key ring

Answer 47

padlock

Question 48

tilt boxes are also attached to the fence post at various intervals and activate if tilted more than____ degrees

Answer 48

30

Question 49

discharging passengers from the train in case of an emergency should be attempted as the ______ resort.

Answer 49

last

Question 50

yard limits normally will be marked by separate chain markers with either the identifier _____or______

Answer 50

YT (yard) LT (lead)

Question 51

when evacuating passengers off the train car and into the right of way ensure that the third rail power is down and utilize car door number_____ of the bulkhead door provided ladder

Answer 51

9

Question 52

should vehicles or train cars break through the fence or cause the fence to tilt more than ____degrees from vertical, an alarm will sound at OCC and the computer automatic train control system for that track will stop train movement

Answer 52

30

Question 53

during an evacuation, it is preferred that passengers be moved to ____ if possible

Answer 53

the nearest station

Question 54

a _____ is a section of metrorail tracks alongside of or in between railroad main line tracks, railroad yard tracks, or vehicle traffic lanes

Answer 54

common corridor

Question 55

in areas where metrorail tracks run in a common corridor a _____is used to provide warning if something penetrates the right of way

Answer 55

intrusion detection and warning system