Page 109 - GM E-BOOKLET 2022
P. 109
Photo graph showing launched girders
4.7 PORTABLE TRAIN DETECTION SYSTEM
This equipment for ensuring the safety of railway personnel working on
bridges and to alert them in advance by blowing alarm on noticing the far
reaching trains 1.0 to 2.0 km away to give ample time to safe guard
themselves either to reach nearby trolley/man refugees or clear the bridge.
Demonstration to workmen in Figure Showing working of PTD system
site
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