An Emergency speed restriction is applied when the speed has not been advised in the WON or what other 2 conditions
1 where any previously published details have been altered (changed)
2 a restriction has been re-imposed after being eased (brought back)
1 of 15
Give an example of where an enhanced permissible speed might apply
On the West Coast on tilting on trains
2 of 15
Describe what a warning indicator looks like, where it is used and at what distance from a permissive speed indicator
Yellow downward pointing triangle, with the speed written inside, may have arrow indicators for particular lines. Provided to give advance warning of upcoming change in linespeed and allows sufficient breaking distance before a speed indicator.
3 of 15
At some advance warning boards a permanent AWS
magnet may be fitted whereabouts would this be ?
183m /200yds on the approach to the warning board
4 of 15
What 6 pieces of information are given about a TSR in the WON and which section are TSRs in ?
The area
The line affected
The exact location – in miles and chains
The speed
The reason for the restriction
The time the restriction will be in place …… TSRs are in section A of the WON.
5 of 15
REPEATING WARNING BOARDS may be used at platforms or sidings to remind a driver of an upcoming speed but what condition must be met for them to be placed ?
THESE BOARDS WILL ONLY BE PROVIDED WHERE THE
RESTRICTION IS 300 METRES OR MORE IN ADVANCE
6 of 15
Describe a SPATE indicator and what it means and the 2 occasions when it is used
Yellow sign with a black stripe from bottom left to top right. Speed Previously Advised Terminated Early. Used when 1 a planned TSR was not imposed or 2 one that was imposed has finished earlier than published.
7 of 15
Talk through a TSR layout with SPATE boards
AWS still present and working 183m before an advance warning SPATE board with two reflective circles, spate board where commencement would be and a termination board as usual.
8 of 15
Describe a CANCELLING INDICATOR for a TSR, when it’s used and would it be there if SPATE boards are out
Yellow with a black cross, used for bi-di or single lines when travelling opposite direction to the TSR placed 183m after the AWS. Yes still used when SPATE boards are in place as AWS still active.
9 of 15
What’s the definition of Permissible speed
The normal maximum linespeed as published in the Sectional Appendix
10 of 15
Differential speeds - what trains does the bottom speed apply to ? 5 Types and 6 classes
Passenger, Parcel, Postal, ECS and Light Locomotives
Classes 1, 2, 3, 5, 9 and 0
11 of 15
For a differential speed where the signs show letters and speeds - which is the only one that would apply to LNER (letters)
HST The following do not apply MU - multiple units
DMU - diesel multiple units
EMU - electric multiple units
SP - sprinter trains
12 of 15
Name an example of when you might get a blanket speed restricition
Snow fall, Storms (high winds) (might just apply to a traction type)
13 of 15
When will a warning board not be in place for a TSR ?
When the line speed is at or below the restriction speed when the TSR starts
14 of 15
What’s the proper name for a Dalek ?
Emergency Indicator
15 of 15
Other cards in this set
Card 2
Front
Give an example of where an enhanced permissible speed might apply
Back
On the West Coast on tilting on trains
Card 3
Front
Describe what a warning indicator looks like, where it is used and at what distance from a permissive speed indicator
Back
Card 4
Front
At some advance warning boards a permanent AWS
magnet may be fitted whereabouts would this be ?
Back
Card 5
Front
What 6 pieces of information are given about a TSR in the WON and which section are TSRs in ?
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