(a) whether the Railways is specifying the brand of equipment and material required for turnkey projects;
(b) if not, the measures taken/being taken by the Railways to prevent sub-standard equipment/material being supplied by lowest bidder in the turnkey projects;
(c) the guidelines issued by the Railway Board to different railway organizations in this regard; and
(d) the manner in which the Railways will ensure high quality standards in future while allotting turnkey projects?