WDM

Question 1

where can WDM only take place?

Answer 1

on uni-directional lines

Question 2

what info would you get/confirm before WDM?

Answer 2

how far?(distance)
what’s required? (speed,checking the line?)
check points are set for movement
requirements at level crossings (is it defected, need green flag?)

Question 3

when making a WDM what might you still receive?

Answer 3

AWS warnings that apply in the normal direction

Question 4

what are all the reasons for a WDM?
WSSD DOGES

Answer 4

Wrong route taken at junction
Station over run
Single line working
Divided train

Defective driving controls
Obstruction
Grinder train
Engineering 3x (engineering train towards possession/protection or on track machine)
Shunting over ground frame

Question 5

when can you only WDM back to a station if station overrun?

Answer 5

if within 400m and you don’t need to change lights

Question 6

what are your actions if doing a WDM and you come up to a LC WD speed board?

Answer 6

go at the speed on the board if possible until on the crossing then accelerate back to line speed

Question 7

what are you to do if AHBC does not have wrong direction controls when making a WDM?

Answer 7

only pass on authority of a green hand signal at an AHBC under local control

Question 8

what are your actions when approaching an ABCL/AOCL when making a WDM?

Answer 8

stop before crossing if no WDM & use emergency plunger to operate crossing

Question 9

what are your actions when approaching a CCTV or OD or RC controlled crossing when making a WDM?

Answer 9

if no attendant - stop at adjacent signal on opposite line and contact signaller for instructions

if attendant present - approach at caution and only pas on authority of green hand signal

Question 10

what are your actions when approaching a red & green crossing when making a WDM?

Answer 10

approach at caution, stop short sound horn and proceed when safe

Question 11

what are your actions when approaching a barrow/foot crossing when making a WDM?

Answer 11

if told white light indications will not work approach at caution and only pass when safe