Level crossings

Question 1

name all automatic crossings?

Answer 1

AHBC (Auto Half Barrier Crossing)
ABCL (Auto Barrier Crossing Locally monitored)
-stopping before crossing (use plunger)
-not stoping before crossin (observe white light)
AOCL (Auto Open Crossing Locally Monitored)
RGLC (Red/Green Level Crossing)

Question 2

Name all user worked crossings?

Answer 2

UWC (User Worked Crossing)
Barrow Crossing
Open Crossing

Question 3

can you pass a AHB if barriers are up?

Answer 3

no unless you have a level crossing attendant with a green flag.

Question 4

name all controlled level crossings?

Answer 4

MCB - Manually Controlled with Barriers
MG - Manually Controlled with Gates
RC - Remotely Controlled with Barriers
CCTV - Barrier Crossing with CCTV
OD - Barrier Crossing with Obstacle Detection

Question 5

if signaller has a fault on there side and your approaching a AHB can you cross if barriers are down?

Answer 5

yes but must approach at caution and sound horn before.

Question 6

how are controlled level crossings controlled?

Answer 6

are controlled by signals and equipment using interlocking

Question 7

how are the UWC controlled?

Answer 7

they are controlled by the user

Question 8

when would you see a Level crossing warning board?

Answer 8

at AOCL’s and ABCL’s

Question 9

what are your actions when approaching an AB L/AOCL?

Answer 9

acknowledge AWS warning for the LC warning board and control train speed to match speed restriction board. ensure there is a white flashing light before crossing.only pass if safe. once over the level crossing then back to line speed.

Question 10

what does white flashing light mean on ABCL/AOCL?

Answer 10

crossing operating normally but not necessarily safe

Question 11

what does a red flashing or steady light mean on an ABCL/AOCL ?

Answer 11

crossing not operating normally

Question 12

when would you operate plunger?

Answer 12

when crossing equipment has failed
when crossing equipment has been operating too long and reverted back to being open

Question 13

what are your actions after operating plunger?

Answer 13

cross if safe and continuously sound horn

Question 14

if it’s night time and the white light is not flashing what are your actions ?

Answer 14

ensure interior lights are on

Question 15

if a non-block crossing or signal is defective what would you expect to see from the crossing keeper?

Answer 15

a green flag to confirm the crossing is clear this authorised you to pass the protecting signal at danger.

Question 16

what is a non-block crossing?

Answer 16

weird Barbara/crossing keeper listens inbetween signal boxes & shuts gates to road traffic before train arrives