The Principal Chief Engineer of Metro Railway, Kolkata is inviting a public e-tender for the renovation of the Dum Dum Station roof and other ancillary works under notice reference Civil-2552-2026(Open)-Recall—with an approximate work cost of Rs. 1,39,41,672.02, an earnest money requirement of Rs. 2,78,800.00, and a closing deadline of August 18, 2026—and official document bidding hosted on the portal ireps.gov.in.