AGRA: Hours after Integral Coach Factory (ICF), Chennai announced releasing the ‘Train 18’ in a week’s time for trial, the Research Designs and Standards Organisation (RDSO)...
4B and 4D are rated for a maximum design speed of 135kmph, but can probably hit higher speeds with lesser loads. 22691/92 had clearance for 120kmph only with twin ALCOs, though i believe that was only in trials and not commercial operations.
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