Design construction Flashcards by Ryan Martin

Q

Types of sleepers

A

Steel, wood, concrete

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Q

Jointed track requires

A

Fishplate

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Q

Ballast made from

A

Granite

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Q

Ballast used to be made from

A

Limestone, ash

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Q

Ballast assists with

A

Drainage

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Q

Shape of ballast

A

Sharp, angular

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Q

Size of the ballast

A

25, 64mm

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Q

Function of ballast

A

Vertical lateral stability, adjusted, drainage, spread load

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Q

Ballast not on?

A

Components

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Q

Ballast filling called

A

Profiling

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Q

Types of wood in the sleepers

A

Hard and soft

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Q

Holes in wooden sleepers with

A

Sleeper drill

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Q

Concrete sleepers benefits

A

Durable

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Q

Worst sleepers

A

Steel

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Q

Track at the college

A

Slabtrack

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Q

Longitude sleepers used

A

Bridges

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Q

Parts of a rail

A

Head web foot

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Q

Types of rail

A

Bullhead, flatbottom

Q

Inclined track towards?

A

4 foot

Q

Bullhead requires

A

Chairs keys

Q

Heat causes

A

Expand

Q

Cold causes

A

Contraction

Q

Types of keys

A

Wooden, Panlock, steel

Q

Ferrules how much showing

A

6mm

Pads for

Cushion impact

What is an insulator

Stops flow of heat electricity

Toe load of pandrol clip

650kg

Types of track

CWR, Long welded, Jointed, s and c

Stressing with

Tensors

Heat stressing for

27 degrees

GCC stand for

Gauge corner cracking

GCC caused?

Hatfield

Crossfall

1;20 1;40

Water in track called

Wetbeds

Happens to wetbeds not treated

Slurried

Track gauge

Distance between running edge of two rails

Cant

Tilted in rail to go round bends

1

Fish plate

2

spike

3

Bolt

6

ballast

5

insulator

7

Sleepers

rail

8