Plate sleepers consist of rectangular plates of size about 2′ – 10′ x 1′ – 0″.The relative advantages and disadvantages are given below.R.C.C and pre-stressed concrete sleepers are now replacing all other types of sleepers except to some special circumstances such as crossing bridges etc here timber sleepers are used.
Especially the treated railway sleeper, its lifespan can prolong to 15 years. 1- The life span of wooden sleepers is minimum (12 to 15 years) compared to other types of sleepers. It provides levelled bed or support for the railway sleepers. Used untreated railway sleepers are the most common. Sleepers - Types Cast Iron Sleepers Type of Cast Iron Sleepers: C. They were first of all used in France round about in 1914 but are common since 1950. the transverse sleepers are economical, silent in operation and running of the train over these sleepers is smooth.
They remove the drawbacks of longitudinal sleepers i.e. Depending upon the position in a railway track, railway sleepers may be classified as:These are the early form of sleepers which are not commonly used nowadays. Sleepers - Types….. C. I. Pot or Bowl Sleepers 11. 7.13 and listed as follows. At present this type of sleepers are discarded mainly because of the following reasons.1- Running of the train is not smooth when this type of sleepers is used.Transverse sleepers introduced in 1835 and since then they are universally used. To maintain correct gauge of the track, cross pieces are provided at regular intervals.At present this type of sleepers are discarded mainly because of the following reasons.Transverse sleepers introduced in 1835 and since then they are universally used.
Types of railway sleepers - The term railway sleepers refers to the rectangular or approximately rectangular cross section supports laid transversely on the railway roadbed to support the rails. Depending upon the material, the transverse sleepers may be classified asThe sleepers made of timber are known as wooden sleepers. It prevents the longitudinal and lateral movement of sleepers.
These sleepers were widely used as the best type of sleepers as they fulfilled all the requirements of an ideal sleeper. They may be a twin block sleepers joined by an angle iron. According to different applications, wood sleepers can be divided into three types: ordinary wooden sleeper, turnout sleeper and bridge sleeper. It transfers the load from sleepers to subgrade and distributes the load uniformly on subgrade.
It … For use with 60-kg rails and elastic rail clips, the PCS-14 sleeper has been standardized on Indian Railways.
The wood used may be like teak, sal etc or it may be coniferous like pine.The salient features of timber/wooden sleepers with advantages and disadvantages.They are in the form of steel trough inverted on which rails are fixed directly by keys or nuts and bolts and used along sufficient length of tracks.They consist of two pots or plates with rib and connected by wrought iron tie bar of section of about 2″ ½” each pot or plate is placed below each rail. (ii) The side functions of a sleeper include the avoidance of both longitudinal and lateral track movement. The pot is oval in shape with larger diameter 2′-0″ and smaller diameter 1′-8″ is preferred. Wooden railway sleepers can usually be found in one of three conditions: untreated, pressure treated (“tanalised”) or coated with Creosote. Steel sleepers are extensively used with excellent results.The sleepers made of cast iron are known as cast iron sleepers.
Using railway sleepers in garden design is a great way of adding something a little different to your outside space this summer, from the natural worn look of reclaimed timbers to the fresh clean edges of newly cut sleepers, the humble railway sleeper is a versatile addition to any garden space. Railway Sleepers – Types of Sleepers .