(a) the number and details of the proposals approved for rail-cum-road bridges by the Railways on the river Ganga including Bihar;
(b) the current status of these proposals particularly rail-cum-road bridge at Digha-Pahlejaghat and Munger-rail-cum-road Bridge on river Ganga;
(c) the present status of construction of bridge over river Brahmaputra in Guwahati;
(d) whether the said bridges have undergone time and cost overruns along with the details of funds allocated and spent;
(e) if so, the details thereof; and
(f) the time by which the said bridges are likely to be completed?