Over 40 long-distance and suburban trains will be cancelled either partially or completely to carry out a major block between Vangaon and Dahanu Road stations in Maharashtra`s Palghar district on Sunday, a Western Railway official said.

A WR release issued on Friday said the major block planned for carrying out the work of permanent diversions on bridge numbers 166 and 169, will take place between 6:30am and 2:30pm on Down line (used by trains moving away from the metropolis) and 8:15am and 9:15am on Up line (used by trains coming to the city).