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Q. Explain Hot weather Patrolling ?
Hot weather Patrolling is done for LWR and CWR tracks when the rail temperature reaches td + 200 C and above and td + 140 C for Central Railway.
Security Patrolling -
Security Patrolling of the specified section is done on special occasions link civil disturbances strikes etc with the object of protect trains against any sabotage etc like tampering of track placing of obstructions on the line etc.
Monsoon Patrolling -
Monsoon night Patrolling is done by Patrolmen in a programmed way on specified sections of the railway track to detect damage done by floods such as breaches settlements.
Difference between direct and bending stress diagrams
stress strain curves for any materials with an explanation
Q. Natural rubber and Synthetic rubber? There is often a confusion between the words elastomer and neoprene. While elastomer refers to the generic name of the rubber, neoprene
when we provide open foundation in bridges?
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Loss of prestress due to relaxation of steel Relaxation of steel represents the time dependent reduction of stresses in steel even when the strain remains constant. In a way i
Example: Convert the following reduced bearings into whole circle bearings: (i) N 65° E (ii) S 43° 15′ E (iii) S 52° 30′ W (iv)
Cleaning and greasing of steel sliding bearings : Following equipments are required for greasing of steel sliding bearings: 1. Jacks (50 ton capacity) - 2 nos. 2. Hard wo
Question Geotechnical Instrumentation is often employed for monitoring state of reclamation . From time to time two piezometers are installed inside same borehole. What is mai
elements of vibratory system
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