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Q. Explain the process of Directed Track Maintenance?
DTM is a method to maintain the track is directed every day and not as a prescribed routine. DTM essentially consists of need based maintenance rather than routine periodical maintenance. Under this system track maintenance is done by proper identification of defects of the track geometry rectification of these defects under close supervision by attending the track at these isolated locations and there by maintaining the track to predetermined standards.
Roads in Deserts: Problems Encountered The western portion of Rajasthan is part of the Thar desert, where strong winds below the fine desert sand particles leading to
Sometimes side of concrete bridges is observed to turn black in colour . What is the main reason being for the phenomenon ?
Soil Compaction: Soils used in road construction need to be thoroughly rolled and compacted. Compaction of soil is needed for the following reasons. (a) A well compacted s
construction & working of rope brake dynamometr
calculate the support reaction as shown in figure;
Determine the quantity of materials required per batch and probable output from a concrete mixing plant of 1200lts capacity. The design per 1000lts of mixed concrete is as follows
why use wmm upon gsb can be laid dbm directly upon gsb
Retaining Walls: A wall used to retain some material on one or both sides of it can be termed as retaining wall. Commonly, it is used to retain soil at two different levels on
Description of paint
what is angle of dispersion ?
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