R A I LT R AC K - The Railways Archive

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pinchpoint A location on the network where the number of train movements is close to, or projected
to exceed, the capacity of that location (same as bottleneck)
PIXC Passengers in excess of capacity. The Franchising Director’s measure of overcrowding on train
services.
PPP Private–public partnership
Project Elephant Project to assess feasibility and costs of increasing freight vehicle loads and axle weights
PSB Power signal box
PTA Passenger Transport Authority
PTE Passenger Transport Executive
PUG Passenger Upgrade
PUG 1 Passenger Upgrade No.1 – agreement with the Franchising Director and WCML
PUG 2 Passenger Upgrade No.2 – agreement with Virgin Trains for the capacity and capability of
WCML and revenue-sharing arrangements
Q-Train Special train run randomly to catch trespassers on railway lines
RA Route availability – RA1–6 up to 20.3 tonnes; RA7–9 up to 23.4.1t; RA10 up to 25.4t
RA C Royal Automobile Club
radio-electronic token-block A radio based signalling system used on some rural, single track railways
reactionary dela y A late train delays other trains
RGS Railway Group Standards
RHA Road Haulage Association
ROSS Renewal of Scottish signalling
RPI-X formula This is the formula often used by Regulators to determine how the charges of a company will
RPL Rail Property Ltd
RSAB Rolling Stock Acceptance Board
RTCS Railtrack Train Control System
vary over time. It is the Retail Price Index less a percentage eg RPI=3% less X of 1% means
that the maximum price rise that the company can levy in any one year is 2%
RTIA contracts Contract between Railtrack and its maintenance contractors
RTS Rapid transit system
RUCC Rail Users’ Consultative Committee
Rules of Route Agreement between Railtrack and train operators as to when lines can be temporarily closed
for maintenance and renewal work
Safety Case The documentation and systems by which all parts of the railway industry set out how they
SB Signal box
will manage the safety of their activities
SBI gaug e Loading gauge which permits operation of road–rail Swap-body vehicles
SCAD A Supervisory control and data acquisition
S&CL Settle and Carlisle Line
Section 54 agreement Agreement with the Franchising Director over form/content of a future franchise
Section 54 Suppor t Enables the Franchising Director to give an undertaking on how he will exercise his franchising
function in the future
SELTRANS South East London Transport Strategy
shoulder peak services Train service timetable immediately before and immediately after the ‘peak’ period of
maximum train services
SHR T South Hampshire Rapid Transit
skip-stopping Not stopping at all intermediate stations between two main stations
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