Twenty-two bodies have been recovered in Raigad, where a bridge collapsed on Wednesday. Of the deceased, 21 have been identified.
The 50-foot British era bridge on the Mumbai-Goa highway on Mahad town was washed away as the Savitri river swelled after heavy rains.
Two passenger buses and four private cars were believed to have been washed away in the dead of the night. The buses had started from Mumbai with 11 passengers each.
The search operations have been running for the last three days.
A lawmaker said in parliament that two years ago, British officials had warned Maharashtra that the bridge is too old and should be closed to public. The bridge had trees growing on it.
The National Disaster Relief Force has been working on a war footing in the flood-hit district of western Maharashtra to rescue the people who have been trapped by the waters from Savitri river.
Since last week, there has been incessant rains in parts of coastal Konkan, northern and western Maharashtra.