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    Thread: Study Pack
Post: RE: Study Pack
dorothy.pipet Wrote: (27-06-2015, 07:31 AM) -- dorothy.pipet Wrote: (12-06-2015, 07:24 AM) -- Peter Wrote: (11-06-2015, 08:56 PM) -- Peter Wrote: (06-06-2015, 08:37 AM) -- TheRailwaySignaller Wro...
 greatnessjason Studing for Module 2 27 138,499 14-07-2015, 01:43 AM
    Thread: 2005 Q2 locking release timers
Post: RE: 2005 Q2 locking release timers
Hi, Could we have included also Time of Operation Locking for facing points?
 greatnessjason Past Paper Attempts 4 25,001 30-09-2014, 03:44 PM
    Thread: Functional Testing v Principles testing, Verification and Validation
Post: RE: Functional Testing v Principles testing, Verif...
PJW Wrote: (22-03-2012, 07:21 PM) -- I was asked privately to explain the difference between Principles Testing and Functional testing. The question was asked in the context of Australia. -- Hi PJ...
 greatnessjason Specific topics 2 27,309 20-09-2014, 07:34 AM
    Thread: 2013 Q5 Level Crossing Near Platforms
Post: 2013 Q5 Level Crossing Near Platforms
Level crossings are often situated very near to station platforms. a) List the key safety and operational issues that may arise as a result. [10 marks] b) For each of these issues, explain what ...
 greatnessjason Past Paper Attempts 0 8,560 09-09-2014, 07:33 AM
    Thread: 2013 Q4 Lineside and Cab Signalling
Post: 2013 Q4 Lineside and Cab Signalling
A project is progressively replacing existing lineside signalling with a cab signalling system in a series of stages, resulting in a transition period where both systems are in use. Consider two sce...
 greatnessjason Past Paper Attempts 2 14,502 09-09-2014, 06:07 AM
    Thread: Route Control Tables 2004
Post: RE: Route Control Tables 2004
PJW Wrote: (15-03-2010, 10:34 PM) -- 114AM: You put some superfluous route locking on the CT whereas in reality the locking is achieved via point locking. However you missed 107A(M) -- Hi PJW, ...
 greatnessjason 2004 10 44,832 05-09-2014, 04:35 AM
    Thread: 2010 Q4 Aspects Displayed to Driver
Post: RE: 2010 Q4 Aspects Displayed to Driver
Thanks PJW for the very detailed comments. a) I agree that I should have used "target speed" or "current speed" to word this rather than "speed profile" b) i think what I meant to say was that ...
 greatnessjason Past Paper Attempts 4 23,475 02-09-2014, 10:03 PM
    Thread: 2010 Q4 Aspects Displayed to Driver
Post: 2010 Q4 Aspects Displayed to Driver
Different railway administrations utilise “distance to go”, “route based” or “speed” signalling, sometimes in combination. Briefly describe how one of the above styles is implemented. [7 marks] ...
 greatnessjason Past Paper Attempts 4 23,475 02-09-2014, 07:59 AM
    Thread: 2010 Q2 Rolling Stock length change
Post: RE: 2010 Q2 Rolling Stock length change
Hi PJW, Thanks for your comments. I agree could make a mention of signal sighting re cab sight lines, but I would think this statement would not be specifically addressing any part of the question ...
 greatnessjason Past Paper Attempts 5 25,223 02-09-2014, 03:57 AM
    Thread: 2010 Q2 Rolling Stock length change
Post: 2010 Q2 Rolling Stock length change
An attempt for comments please :)
 greatnessjason Past Paper Attempts 5 25,223 01-09-2014, 05:58 AM
    Thread: 2010 Q1 Signal Spacing
Post: 2010 Q1 Signal Spacing
Hi, An attempt for comment please. In regard to the last part of the question, I found a paper online (Might be of interest) that actually suggests that there are no safety issues with driving o...
 greatnessjason Past Paper Attempts 1 11,898 01-09-2014, 03:23 AM
    Thread: 2007 Q10 Headway
Post: RE: 2007 Q10 Headway
Hi PJW, From the thread above, what I understand (correct me if I'm wrong) is that to calculate mainline headway for part B of the question, is to add the first mainline headway calculation from par...
 greatnessjason Past Paper Attempts 6 29,140 01-09-2014, 02:07 AM
    Thread: 2013 Q2 Response Time of Train Detection Systems
Post: 2013 Q2 Response Time of Train Detection Systems
I've given Q2 of 2013 a go. Have lumped part a and b into a table format as I believe this would be more readable. Would appreciate any comments!
 greatnessjason Past Paper Attempts 1 12,356 05-08-2014, 07:32 AM
    Thread: Back to back locking
Post: Back to back locking
Hi Peter In RGS GK/0202 pg 15, there is a mention of "back to back" locking. What is the history behind such type of locking and what purpose does it serve in terms of the interlocking controls?
 greatnessjason Principles Queries etc 1 16,892 27-05-2014, 07:26 AM