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Tamping machine

A tamping machine or ballast tamper, informally simply a tamper, is a self-propelled, rail-mounted machine used to position very precisely the track (rail and connected sleepers), by means of a lifting lining unit (or clamp), and stabilize the new position by packing (or tamping) the track ballast under railway tracks, by means of a group of mechanized…

History, Standards & Measurement

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Tamping and track layouts

Glenbrook TunnelSleepersDual gaugePerthNortham
8 related topics

History

Gandy dancersTrack jacks
2 related topics

Standard arrangement

Diesel engineCardan shaftHydraulic
3 related topics

Manufacturers

MATISA Matériel Industriel SAPlasser AmericanBalfour BeattyHarscoTamper (company)
5 related topics

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Overview

History

Tamping process

Standard arrangement

Specialized machines

Tamping and track layouts

Manufacturers

Image gallery

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Map overview Semantic statistics

Tamping machine

Nodes41
Edges40
Triples56
Avg. degree1.95
Density0.04878
Components1

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Tamping machine

Top relations

related to Image gallery · 19
Tamping machine → Amey, Balfour Beatty, Blueskin Bay, Carillion, CAT Continuous Action Tamper, Czech, French, Japan, Kanagawa, Multiple-Tie-Tamper, New Zealand, Plasser, Polish, Regulator, Sagamihara, Sagamiko Station, SSP, Theurer DGS, UK
related to External links · 6
Tamping machine → Archived, Audio, October, UKhttp, UKPhotos, Wayback MachinePhotos
related to history · 4
Tamping machine → In, Rails, Starting, This
related to Tamping process · 3
Tamping machine → At, Hz, The
related to Types · 3
Tamping machine → Plain-line, Switch, Tamper
related to Lifting lining unit · 2
Tamping machine → All, The
related to Reference system · 2
Tamping machine → Some, To
related to Tamping and track layouts · 2
Tamping machine → On, The
related to Tamping units · 2
Tamping machine → Tamping, The Tamping
related to Continuous-action tamping machines · 1
Tamping machine → CAT

Important terminology Word statistics

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Important terminology

tamping track machine machines ballast unit lifting lining position rails sleepers rail point sleeper used tamper using tines tampers trains

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
lininginstance oflarger tamping machines have been developed that incorporate additional functions0.80text
lifting the rails on top of their tamping functioninstance oflarger tamping machines have been developed that incorporate additional functions0.80text
insulated joints or wires.Reference systemTo ensure track geometry is correctedinstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
most tamping machines use an optical system to determine the relative position of three points of the machinesinstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
usually indicated as Ainstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
Binstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
Cinstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
insulated joints or wiresinstance ofThe arm is adjustable so that the unit can be moved clear of small obstructions0.80text
between Perthinstance ofSimilarly for dual gauge0.80text
Northam.Ideally turnoutsinstance ofSimilarly for dual gauge0.80text
diamond crossings should be some distance apart so the each component can be tamped without having to immediately tamp the other componentsinstance ofSimilarly for dual gauge0.80text
Tamping machinerelated to Continuous-action tamping machinesCAT0.60section

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