People watch three trucks and one motorcycle which plunged into the river when the bridge collapsed in Tuban, East Java province, Indonesia, April 17, 2018. Rescuers discovered two corpses of truck drivers and are searching for other missing people after a bridge fell down in East Java province of Indonesia on Tuesday, a disaster agency official disclosed. (Xinhua/Kurniawan)???

JAKARTA, April 17 (Xinhua) -- Rescuers discovered two corpses of truck drivers and are searching for other missing people after a bridge fell down in East Java province of Indonesia on Tuesday, a disaster agency official disclosed.

Three trucks and one motorcycle plunged into the river when the bridge situated in Tuban subdistrict suddenly collapsed at about 11:00 a.m. local time, spokesman of national disaster management agency Sutopo Purwo Nugroho said.

"So far two corpses of the truck drivers are recovered. They remain being trapped inside the damaged trucks," he told Xinhua in a text message.

However, the spokesman did not elaborate further about the other drivers of the vehicles and the riders of the motorcycle.

Search and rescue operation for the victims of the incident is underway now, he added.??