types of ballast railway

Types Of Ballast Railway

What is Ballast | Railway Ballast | Functions of …

What is Ballast. Railway Ballast is the foundation of railway track and provide just below the sleepers. The loads from the wheels of trains ultimately come on the ballast through rails and sleepers.

Track ballast - Wikipedia

Track ballast should never be laid down less than 150 mm (6 inches) thick; and high-speed railway lines may require ballast up to 1 ⁄ 2 metre (20 inches) thick. An insufficient depth of ballast causes overloading of the underlying soil, and in unfavourable conditions overloading the …

Materials for Railway Ballast on the Railway Track ...

The following materials for Railway Ballast used on the railway track. Broken Stone, Gravel, Cinders/Ashes, Sand, Kankar, Moorum, stone Ballast

Types of Ballast - BrainKart

8-1-2016 · Types of Ballast . The different types of ballast used on Indian Railways are described in the following. Sand ballast . Sand ballast is used primarily for cast iron (CI) pots. It is also used with wooden and steel trough sleepers in areas where traffic density is very low. Coarse sand is preferred in comparison to fine sand.

Difference in types of Ballast? - Trains Magazine - …

There are huge differences among types of ballast. Mud, sand, cinders, pit run gravel, limestone, slag, granite, and basalt are or have been reasonably common at one time or another. Ballast is there to spread the weight of track and equipment to the subgrade. The materials listed do so in approximate order of increasing effectiveness.

Ballastless track - Wikipedia

A ballastless track or slab track is a type of railway track infrastructure in which the traditional elastic combination of ties/sleepers and ballast is replaced by a rigid construction of concrete or asphalt.

Track Ballast - American-Rails.com

Track ballast (usually crushed stone), as it is known, is another important part of railroad infrastructure. Although it may just look like plain ole gravel this stone plays a vital role in acting as a support base for the railroad ties and rails as well as allowing for proper drainage of water away from the rails (which is why the stone is ...

Ballast – Functions and Types

13-3-2019 · Ballast is a granular material which is placed and packed below and around the railway sleepers. Different types of ballast materials used are broken …


What is Ballast? The granular material i.e. broken stones, shingles, gravels, etc., placed below and around the sleepers, to transmit wheel load from sleepers to formation and also to provide proper drainage, is called ballast. What Are the Functions Ballast in Railway Track bed? The primary reasons for using ballast are as follow: It provides

Ballast - ARTC

design and therefore use of new untried sleeper types will need special consideration with regard to ballast profile, in particular for the purposes of track lateral stability [2] Depth of ballastis measured under the rail seat and does not include the capping layer or sub ballast where used.

What is ballast? Why it is used in the railway track ...

Ballast: Ballast is material like broken stone, gravel or any other granular material spread and packed below and around sleeper. It provides good drainage for the track structure, It provides weed of greed, It holds sleepers in correct position by preventing movements caused by lateral load therefore ballast is used in the railway track.

Type of track ballast - Scalefour Forum

23-2-2014 · Not really, most Main lines would have had stone ballast originally, the prevalence of Ash ballast came later and especially for sidings, branch lines, widenings etc. when the railways were established and had lots of ash to dispose of, hence for many years it was cheap fill, there was a saving in not having to buy material and another in not ...

best type of ballast for railway track

best type of ballast for railway track. Track (rail transport) Wikipedia. The track on a railway or railroad, also known as the permanent way, is the structure consisting of the rails, fasteners, railroad ties (sleepers, British English) and ballast (or slab track), plus the underlying subgrade.


– 90-92% reused but not in railway industry • These figures represent a lot of train movements • Reuse on site saves transport costs as well as stone • Reuse on the railway allowed but only on low category lines (where there is little demand!) • Techniques that prolong ballast life are clearly desirable

What is the size of ballast in railways? - Quora

Railway Ballast is the foundation of railway track and provide just below the sleepers. The loads from the wheels of trains ultimately come on the ballast through rails and sleepers. Ballast plays really important role in tracks foundation and fur...

Sleepers and Ballast - SlideShare

Sleepers - Types Timber or Wooden Sleepers Advantages Easy to manufacture and handling. Suitable for track circuited area. Can be used with or without ballast. Suitable for all types of ballast. Fittings are few & simple in design. Alignment can be easily corrected. Easily available in all part of India. 7.

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